Safety 1



These pages contains all possible questions which might be thrown at you in the "Safety" module exam.  When you go in for your exam, your test questions will be selected from the list below.



3: To turn over an inflatable liferaft that is upside down, you should pull on the __________.

    a. canopy
    b. manropes
    c. sea painter
    d. righting strap
5: Pollution of the waterways may result from the discharge of __________.

    a. sewage
    b. the galley trash can
    c. an oily mixture of one part per million
    d. All of the above
6: Records of tests and inspections of a cargo vessel's fire extinguishing systems shall be kept on board __________.

    a. for 1 year
    b. for 2 years
    c. until the next Coast Guard inspection
    d. until the vessel's Certificate of Inspection expires
7: You have been carrying a liquid with flammable limits of 1% to 7% mixture with air. If your instructions say that no one shall enter the tank if the vapor concentration is over 15% of the LEL, what is the maximum allowable percentage of vapors for men to enter?

    a. .15%
    b. .85%
    c. 1.05%
    d. 7.00%
8: You are alone and administering CPR to an adult victim. How many chest compressions and how many inflations should you administer in each sequence?

    a. 5 compressions then 1 inflation
    b. 15 compressions then 2 inflations
    c. 20 compressions then 3 inflations
    d. 30 compressions then 4 inflations
9: The International Regulations for Preventing Collisions at Sea contain the requirements for __________.

    a. signals that must be sounded when being towed in restricted visibility
    b. minimum hawser lengths when being towed
    c. lights that must be displayed on anchor buoys
    d. mooring procedures for support vessels when transferring cargo
10: What is the definition of transverse metacenter?

    a. The distance between the actual center of gravity and the maximum center of gravity that will still allow a positive stability.
    b. The point to which G may rise and still permit the vessel to possess positive stability.
    c. The sum of the center of buoyancy and the center of gravity.
    d. The transverse shift of the center of buoyancy as a vessel rolls.
11: A patient in shock should NOT be placed in which position?

    a. On their side if unconscious
    b. Head down and feet up, no injuries to face or head
    c. Flat on their back with head and feet at the same level
    d. Arms above their head
12: The purpose of inert gas systems aboard tank vessels is to __________.

    a. allow sufficient oxygen in the tank to sustain life
    b. prevent outside air from entering the tank
    c. provide increase in cargo discharge pressure
    d. comply with double hull pollution prevention regulations
13: Your liferaft is to leeward of a fire on the water and riding to its sea anchor. You should FIRST __________.

    a. boat the sea anchor
    b. paddle away from the fire
    c. splash water over the liferaft to cool it
    d. get out of the raft and swim to safety
14: A yellow signal floating in the air from a small parachute, about 300 feet above the water, would indicate that a submarine __________.

    a. has fired a torpedo during a drill
    b. is about to rise to periscope depth
    c. is on the bottom in distress
    d. is disabled and unable to surface
15: In reference to accidental oil pollution, the most critical time during bunkering is when __________.

    a. you first start to receive fuel
    b. hoses are being blown down
    c. final topping off is occurring
    d. hoses are being disconnected
17: The atmosphere in a tank is too rich when it is __________.

    a. incapable of supporting combustion because the hydrocarbon vapor content makes the atmosphere below the LFL (Lower Flammable Level)
    b. capable of supporting combustion
    c. in a noncombustible state which can be relied on to occur naturally on a regular basis
    d. incapable of supporting combustion because the hydrocarbon vapor content makes the atmosphere above the UFL (Upper Flammable Limit)
18: When giving mouth-to-mouth rescue breathing to an adult, you should breathe at the rate of how many breaths per minute?

    a. 4
    b. 8
    c. 12
    d. 20
19: The operator of the ship's radiotelephone, if the radiotelephone is carried voluntarily, must hold at least a __________.

    a. mate's license
    b. restricted radiotelephone operator permit
    c. second-class radio operator's license
    d. seaman's document
20: If the vertical center of gravity (VCG) of a ship rises, the righting arm (GZ) for the various angles of inclination will __________.

    a. decrease
    b. increase
    c. remain unchanged
    d. be changed by the amount of GG' x cosine of the angle
21: Coast Guard regulations require that all of the following emergencies be covered at the periodic drills on a fishing vessel EXCEPT __________.

    a. minimizing the affects of unintentional flooding
    b. fire on board
    c. rescuing an individual from the water
    d. emergency towing
22: An inert gas system installed on a tanker is designed to __________.

    a. aid in the stripping and cleaning of cargo tanks
    b. increase the rate of discharge of cargo
    c. force toxic and explosive fumes from a cargo tank to vent to the outside atmosphere
    d. lower the oxygen levels inside cargo tanks, making explosion nearly impossible
23: Your ship is sinking rapidly. A container containing an inflatable liferaft has bobbed to the surface upon functioning of the hydrostatic release. Which action should you take?

    a. Cut the painter line so it will not pull the liferaft container down.
    b. Swim away from the container so you will not be in danger as it goes down.
    c. Take no action because the painter will cause the liferaft to inflate and open the container.
    d. Manually open the container and inflate the liferaft with the hand pump.
24: Which single-letter sound signal may be made only in compliance with the International Rules of the Road?

    a. D
    b. F
    c. Q
    d. U
25: You are on a 30,000 DWT tankship engaged in trade to another country signatory to MARPOL 73/78. Which statement is TRUE?

    a. The Certificate of Inspection is prima facie evidence of compliance with MARPOL 73/78.
    b. The IOPP Certificate is valid for 5 years.
    c. An IOPP Certificate is invalid if the ship carries cargoes outside the classes authorized thereon.
    d. AN IOPP Certificate is renewed at each inspection for certification.
26: The galley on your cargo vessel has an area of 2,500 square feet. What would fulfill the minimum requirements for fire protection?

    a. One B-I extinguisher
    b. One B-II extinguisher
    c. One B-II and one C-II extinguisher
    d. One B-V extinguisher
27: The atmosphere in a tank is too lean if it is __________.

    a. incapable of supporting combustion because the hydrocarbon content is below the LFL (Lower Flammable Limit)
    b. capable of supporting combustion because the hydrocarbon content is above the UFL (Upper Flammable Limit)
    c. capable of supporting a fire once started
    d. not safe for ballasting
28: The rescuer can best provide an airtight seal during mouth-to-mouth resuscitation by pinching the victim's nostrils and __________.

    a. cupping a hand around the patient's mouth
    b. keeping the head elevated
    c. applying his mouth tightly over the victim's mouth
    d. holding the jaw down firmly
29: In order to discharge a CO2 portable fire extinguisher, the operator must FIRST __________.

    a. invert the CO2 extinguisher
    b. squeeze the two trigger handles together
    c. remove the locking pin
    d. open the discharge valve
30: Transverse stability calculations require the use of __________.

    a. hog or sag calculations or tables
    b. hydrostatic curves
    c. general arrangement plans
    d. cross-sectional views of the vessel
31: All of the following are part of the fire triangle EXCEPT __________.

    a. electricity
    b. fuel
    c. oxygen
    d. heat
32: Every U.S. crude oil tankship with a keel laying date on or after 1/1/75, shall be equipped with an inert gas system if the tonnage is more than __________.

    a. 100,000 DWT (long tons)
    b. 100,000 DWT (metric tons)
    c. 50,000 DWT (long tons)
    d. 50,000 DWT (metric tons)
33: Inflatable liferafts are less maneuverable than lifeboats due to their __________.

    a. shape
    b. shallow draft
    c. large sail area
    d. All of the above
34: Which single-letter sound signal(s) may only be made in compliance with the Rules of the Road?

    a. D
    b. E
    c. S
    d. All of the above
35: Which statement is TRUE of a gasoline spill?

    a. It is visible for a shorter time than a fuel oil spill.
    b. It is not covered by the pollution laws.
    c. It does little harm to marine life.
    d. It will sink more rapidly than crude oil.
36: The number and type of hand portable fire extinguishers required outside and in the vicinity of the paint locker exit is __________.

    a. one A-I
    b. two A-IIs
    c. one B-II
    d. one C-II
37: What is the generally accepted method of determining whether the atmosphere within a cargo tank is explosive, too rich, or too lean to support combustion?

    a. Use the open flame test on a small sample that has been taken from the tank.
    b. Send a gas sample ashore for laboratory analysis.
    c. Enter the tank with an oxygen analyzer.
    d. Use an explosimeter.
38: When applying chest compressions on an adult victim during CPR, the sternum should be depressed about __________.

    a. 1/2 inch or less
    b. 1/2 to 1 inch
    c. 1 to 1-1/2 inches
    d. 1-1/2 to 2 inches
39: A flame screen __________.

    a. permits the passage of vapor but not of flame
    b. prevents the passage of flammable vapors
    c. prevents inert gas from leaving a tank
    d. permits vapors to exit but not enter a tank
40: Regardless of local requirements/regulations, when in a U.S. port, all oil spills must be reported to __________.

    a. Environmental Protection Agency
    b. Minerals Management Service
    c. National Response Center (USCG)
    d. All of the Above
41: Before using a fixed CO2 system to fight an engine room fire, you must __________.

    a. secure the engine room ventilation
    b. secure the machinery in the engine room
    c. evacuate all engine room personnel
    d. All of the above
42: The advantages of using an inert gas system on a tank vessel is that it provides __________.

    a. for faster loading
    b. tank atmosphere with low oxygen content
    c. better fuel economy
    d. All of the above
43: If an inflatable liferaft is overturned, it may be righted by __________.

    a. filling the stabilizers on one side with water
    b. releasing the CO2 cylinder
    c. pushing up from under one end
    d. standing on the inflating cylinder and pulling on the straps on the underside of the raft
44: The spread of fire is prevented by __________.

    a. heating surfaces adjacent to the fire
    b. removing combustibles from the endangered area
    c. increasing the oxygen supply
    d. All of the above
45: Which statement is TRUE concerning small oil spills?

    a. They usually disappear quickly.
    b. They usually stay in a small area.
    c. They may cause serious pollution as the effect tends to be cumulative.
    d. A small spill is not dangerous to sea life in the area.
46: The required number and type of hand portable fire extinguishers to be carried in the vicinity of the radio room exit for a tank vessel on an international voyage is one __________.

    a. B-I
    b. B-II
    c. C-I
    d. C-II
47: What is used to test a tank for oxygen content?

    a. Combustible gas indicator
    b. Vapor indicator
    c. Atmosphere analyzer kit
    d. None of the above
48: You are administering chest compressions during CPR. Where on the victim's body should the pressure be applied?

    a. Lower half of the sternum
    b. Tip of the sternum
    c. Top half of the sternum
    d. Left chest over the heart
49: You are fighting a fire in the electrical switchboard in the engine room. You should secure the power, then __________.

    a. use a portable foam extinguisher
    b. use a low-velocity fog adapter with the fire hose
    c. use a portable CO2 extinguisher
    d. determine the cause of the fire
49: You are fighting a fire in the electrical switchboard in the engine room. You should secure the power, then __________.

    a. use a portable foam extinguisher
    b. use a low-velocity fog adapter with the fire hose
    c. use a portable CO2 extinguisher
    d. determine the cause of the fire
50: What is not usually a concern when loading a single-hulled tanker?

    a. Bending moments
    b. Initial stability
    c. Draft
    d. Trim
51: On cargo and miscellaneous vessels what is NOT a required part of the fireman's outfit?

    a. Self-contained breathing apparatus with a lifeline attached
    b. Combustible gas indicator
    c. Rigid helmet, boots, and gloves
    d. Flame safety lamp
52: Which statement is TRUE concerning inert gas systems on tank vessels?

    a. Flue gases from the ship's boilers are used in some systems.
    b. Helium is the preferred inert gas.
    c. Using the system accelerates the rusting of the tanks.
    d. All of the above
53: If an inflatable liferaft inflates upside down, you can right it by __________.

    a. pushing up on one side
    b. standing on the CO2 bottle, holding the bottom straps, and throwing your weight backwards
    c. getting at least three or four men to push down on the side containing the CO2 cylinder
    d. doing nothing; it will right itself after the canopy supports inflate
54: On surface type offshore drilling units, each survival craft must be capable of being launched to the water at the minimum operating draft, under unfavorable conditions of trim and with the unit listed not less than __________.

    a. 6°
    b. 12°
    c. 20°
    d. 25°
55: Most minor spills of oil products are caused by __________.

    a. equipment failure
    b. human error
    c. major casualties
    d. unforeseeable circumstances
56: The required number and type of hand portable fire extinguishers for staterooms on cargo vessels is __________.

    a. one A-I
    b. one B-I
    c. one C-I
    d. none required
57: The minimum concentration of a vapor in air which can form an explosive mixture is called the __________.

    a. auto-ignition point
    b. flash point
    c. lower explosive limit (LEL)
    d. threshold limit value (TLV)
58: Changing rescuers while carrying out artificial respiration should be done __________.

    a. without losing the rhythm of respiration
    b. only with the help of two other people
    c. by not stopping the respiration for more than 5 minutes
    d. at ten-minute intervals
59: Where on your vessel shall the recharge for each self-contained breathing apparatus be carried?

    a. Emergency gear locker
    b. Bridge or pilothouse area
    c. Where they can be readily found
    d. The same location as the equipment it reactivates
60: Your vessel rolls slowly and sluggishly. This indicates that the vessel __________.

    a. has off-center weights
    b. is taking on water
    c. has a greater draft forward than aft
    d. has poor stability
61: You are towing a 1000 gross ton gasoline tank barge. The barge is NOT gas free. Regulations say that the cargo tank hatches, ullage holes, and Butterworth plates on the barge may remain open without flame screens __________.

    a. without restriction
    b. only while in areas of good weather
    c. when under the supervision of a senior crew member on duty
    d. only when the barge is empty
62: The deck water seal of the inert gas system __________.

    a. cools the inert gas and prevents soot from entering the cargo tanks
    b. acts as an emergency system shutdown when the inlet pressures exceed the safe working pressure in the hazardous zone
    c. prevents the backflow of hydrocarbon gasses into nonhazardous areas
    d. relieves sudden large overpressures in the system
63: You have abandoned ship and are in an inflatable raft that has just inflated. You hear a continuous hissing coming from a fitting in a buoyancy tube. What is the cause of this?

    a. The saltwater is activating the batteries of the marker lights on the canopy.
    b. The inflation pump is in automatic operation to keep the tubes fully inflated.
    c. A deflation plug is partially open allowing the escape of CO2.
    d. Excess inflation pressure is bleeding off and should soon stop.
64: The SS AMERICAN MARINER is loaded with the cargo shown. Use the white pages of The Stability Data Reference Book to determine the amount of liquid loading required in the double bottom tanks to meet a one compartment standard. ST-0001

    a. 338 tons
    b. 309 tons
    c. 281 tons
    d. 263 tons
65: The most serious effect of trapped air in a diesel engine jacket water cooling system is that it __________.

    a. accelerates erosion
    b. reduces the effectiveness of chromate additives
    c. can form pockets of high chemical concentrates
    d. accelerates formation of sludge deposits
66: The galley on your cargo vessel has an area of 2,900 square feet. What will fulfill the requirements for fire protection?

    a. One B-I extinguisher
    b. One B-II extinguisher
    c. One B-II and one C-II extinguisher
    d. One B-V extinguisher
67: The explosive range of petroleum vapors mixed with air is __________.

    a. 0% to 1%
    b. 1% to 10%
    c. 10% to 15%
    d. 12% to 20%
68: The MOST important element in administering CPR is __________.

    a. having the proper equipment for the process
    b. starting the treatment quickly
    c. administering of oxygen
    d. treating for traumatic shock
69: Fire hose couplings __________.

    a. are made of bronze, brass, or soft alloy metals
    b. should be painted red in order to identify hose lengths
    c. are specially hardened to prevent crushing
    d. should be greased frequently
70: What represents the center of gravity? (D001SA )

    a. GZ
    b. M
    c. B
    d. G
71: Each hand portable fire extinguisher must be marked with __________.

    a. the name of the vessel on which it is located
    b. the date that it was installed
    c. the names of the individuals qualified to use it
    d. an identification number
72: To disengage a survival craft suspended from the cable above the water, you must pull the safety pin and __________.

    a. pull the hook release handle
    b. pull the hook release handle and use the ratchet bar
    c. use the ratchet bar and depress the retainer
    d. pull the hook release handle and depress the retainer
73: A liferaft which has inflated bottom-up on the water __________.

    a. should be righted by standing on the carbon dioxide cylinder, holding the righting straps, and leaning backwards
    b. should be righted by standing on the life line, holding the righting straps, and leaning backwards
    c. will right itself when the canopy tubes inflate
    d. must be cleared of the buoyant equipment before it will right itself
74: Outlets in gasoline fuel lines are __________.

    a. prohibited
    b. permitted for draining fuel from lines
    c. permitted for drawing fuel samples
    d. permitted for bleeding air from lines
75: If you must abandon a rig in VERY HEAVY SEAS, in a survival craft, when should you remove the safety pin and pull the hook release?

    a. Immediately upon launching
    b. One to three feet before first wave contact
    c. Upon first wave contact
    d. Only when waterborne
76: The required number and type of hand portable fire extinguishers required for a galley having an area of 3,500 square feet is __________.

    a. one B-II
    b. one C-II
    c. two B-II's or C-II's
    d. two A-II's or B-II's
77: Normally, the percentage of oxygen in air is __________.

    a. 16%
    b. 18%
    c. 21%
    d. 25%
78: Before CPR is started, you should __________.

    a. establish an open airway
    b. treat any bleeding wounds
    c. insure the victim is conscious
    d. make the victim comfortable
79: A squeeze-grip type carbon dioxide portable fire extinguisher has been partially discharged. It should be __________.

    a. labeled empty and recharged as soon as possible
    b. replaced in its proper location if weight loss is no more than 25%
    c. replaced in its proper location regardless of weight
    d. replaced in its proper location if weight loss is no more than 15%
80: What represents the metacentric height? (D001SA )

    a. M
    b. GM
    c. BM
    d. GZ
81: Which extinguishing agent is most likely to allow reflash as a result of not cooling the fuel below its ignition temperature?

    a. CO2
    b. Water stream
    c. Water spray
    d. Foam
82: You are fighting a class "B" fire with a portable dry chemical extinguisher. The discharge should be directed __________.

    a. to bank off a bulkhead onto the fire
    b. at the seat of the fire, starting at the near edge
    c. over the top of the fire
    d. at the main body of the fire
83: If more than one raft is manned after the vessel has sunk, you should __________.

    a. go in a different direction in search of land
    b. spread out to increase the possibility of a search aircraft finding you
    c. reduce the number of rafts by getting as many people as possible into as few rafts as possible
    d. tie the rafts together and try to stay in a single group
84: After using a C02 portable extinguisher, it should be __________.

    a. put back in service if some C02 remains
    b. hydrostatically tested
    c. retagged
    d. recharged
85: To prevent the spread of fire by convection you should __________.

    a. shut off all electrical power
    b. remove combustibles from direct exposure
    c. cool the bulkhead around the fire
    d. close all openings to the area
86: On an inspection of your tankship you notice that there are no portable fire extinguishers in the pumproom. To comply with regulations, you __________.

    a. need not be concerned since no portable extinguishers are required in the pumproom
    b. should arrange to have a B-II extinguisher placed in the vicinity of the exit
    c. should arrange to have a B-II extinguisher placed in the lower pumproom
    d. may substitute sand for the required extinguishers
87: Which type of portable lighting may be used to enter a compartment on a tank barge which is NOT gas-free?

    a. A three-cell flashlight
    b. An explosion-proof, self-contained, battery-fed lamp
    c. A spark resistant and flame retardant lamp
    d. None of the above
88: You are attempting to administer CPR to a victim. When you blow into his mouth it is apparent that no air is getting into the lungs. What should you do?

    a. Blow harder to force the air past the tongue.
    b. Raise the victim's head higher than his feet.
    c. Press on the victim's lungs so that air pressure will blow out any obstruction.
    d. Re-tip the head and try again.
89: To determine what navigation lights and day-shapes must be displayed on mobile offshore drilling units under tow, you should check the __________.

    a. American Bureau of Shipping classification rules
    b. International Regulations for Preventing Collisions at Sea
    c. Safety of Life at Sea Convention
    d. Minerals Management Service rules
90: Refer to the illustration below. Which represents the righting arm? (D001SA )

    a. GM
    b. GZ
    c. BM
    d. Angle MGZ
91: Except in rare cases, it is impossible to extinguish a shipboard fire by __________.

    a. removing the fuel
    b. interrupting the chain reaction
    c. removing the oxygen
    d. removing the heat
92: The liquid mud tanks on your vessel measure 24'L by 16'B by 8'D. The vessel's displacement in fresh water is 864 tons and the specific gravity of the mud is 1.47. What is the reduction in GM due to 2 of these tanks being slack?

    a. .32 foot
    b. .80 foot
    c. .96 footFONT>
    d. 1.12 feet
93: If, for any reason, it is necessary to abandon ship while far out at sea, it is important that the crew members should __________.

    a. separate from each other as this will increase the chances of being rescued
    b. get away from the area because sharks will be attracted to the vessel
    c. immediately head for the nearest land
    d. remain together in the area because rescuers will start searching at the vessel's last known position
94: If you desired to communicate with another station that your navigation lights were not functioning, you would send __________.

    a. PB
    b. PD1
    c. MJ
    d. LN1
95: A spark arrestor __________.

    a. keeps sparks from falling into an open tank
    b. secures covers on ullage openings
    c. prevents sparks from getting out of an engine's exhaust system
    d. grounds static electricity
96: A B-III foam extinguisher contains __________.

    a. 2-1/2 gallons of foam
    b. 8 gallons of foam
    c. 10 gallons of foam
    d. 12 gallons of foam
97: The only portable electrical equipment permitted in a compartment which is not gas free is a lamp that is __________.

    a. battery fed
    b. self-contained
    c. approved explosion proof
    d. All of the above
99: Annex V to MARPOL 73/78 contains requirements pertaining to the discharge into the marine environment of __________.

    a. oil
    b. garbage
    c. noxious liquid substances
    d. None of the above
100: When a vessel has positive stability, the distance between the line of force through B and the line of force through G is called the __________.

    a. metacentric height
    b. righting arm
    c. righting moment
    d. metacentric radius
101: On a vessel of 10,000 tons displacement, compute the reduction in metacentric height due to free surface in a hold having free water on the tank top. The hold is 40 feet long and 50 feet wide. The reduction in metacentric height is __________.

    a. 1.1 feet
    b. 1.2 feet
    c. 1.3 feet
    d. 1.5 feet
102: You are underway when a fire breaks out in the forward part of your vessel. If possible, you should __________.

    a. put the vessel's stern into the wind
    b. abandon ship to windward
    c. call for assistance
    d. keep going at half speed
103: You have just abandoned ship and boarded a raft. After the raft is completely inflated you hear a whistling noise coming from a safety valve. You should __________.

    a. not become alarmed unless it continues for a long period of time
    b. plug the safety valve
    c. unscrew the deflation plugs
    d. remove the safety valve and replace it with a soft patch
104: In the International Code of Signals, the code signal meaning "I require immediate assistance" is __________.

    a. AE
    b. CB
    c. DX
    d. CP
105: The International Regulations for Preventing Collisions at Sea contain the requirements for __________.

    a. lights that must be displayed on anchor buoys
    b. the display of load line markings
    c. minimum horsepower for tugs involved in rig moves
    d. lighting of mobile offshore drilling units being towed
106: A B-II fire extinguisher has a minimum capacity of __________.

    a. 3 gallons of foam
    b. 20 pounds of CO2
    c. 10 pounds of dry chemical
    d. All of the above
107: What best describes for how long a gas-free test is good?

    a. For as long as is indicated on the gas-free certificate
    b. For the instant that it is made
    c. Until valves in line with the tank or compartment are reopened
    d. Until changes in temperature or pressure affect the vapor content in the space
108: Antiseptics are used principally to __________.

    a. speed healing
    b. prevent infection
    c. reduce inflammation
    d. increase blood circulation
109: Your vessel has a displacement of 10,000 tons. It is 350 feet long and has a beam of 55 feet. You have timed it's full rolling period to be 15.0 seconds. What is your vessel's approximate GM?

    a. 1.18 feet
    b. 1.83 feet
    c. 2.60 feet
    d. 3.36 feet
110: A vertical shift of weight to a position above the vessel's center of gravity will __________.

    a. increase reserve buoyancy
    b. decrease the righting moments
    c. decrease KG
    d. increase KM
111: In the event of a fire, the doors to a stair tower must be closed to prevent the spread of fire by __________.

    a. convection
    b. conduction
    c. radiation
    d. ventilation
112: Your small vessel is broken down and rolling in heavy seas. You can reduce the possibility of capsizing by __________.

    a. rigging a sea anchor
    b. constantly shifting the rudder
    c. moving all personnel forward and low
    d. moving all personnel aft
113: You hear air escaping from the liferaft just after it has inflated. You should __________.

    a. quickly hunt for the hole before the raft deflates
    b. check the sea anchor line attachment for a tear if the seas are rough
    c. check the painter line attachment for a tear caused by the initial opening
    d. not panic since the safety valves allow excess pressure to escape
114: If you are in urgent need of a helicopter, which signal code should you send?

    a. BR
    b. BS
    c. BT1
    d. BZ
115: Which is TRUE concerning immersion suits and their use?

    a. Only a light layer of clothing may be worn underneath.
    b. They provide sufficient flotation to do away with the necessity of wearing a life jacket.
    c. They should be tight fitting.
    d. A puncture in the suit will not appreciably reduce its value.
116: What is classified as a B-II fire extinguisher?

    a. A 2-1/2 gallon soda acid and water
    b. A 1-1/4 gallon foam
    c. A 2-1/2 gallon foam
    d. A 20 pound dry chemical
117: Combustible gas indicators operate by drawing an air sample into the instrument __________.

    a. over an electrically heated platinum filament
    b. where it is mixed with nitrogen
    c. where it is ignited by a sparking device
    d. where its specific gravity is measured
118: A tourniquet should be used to control bleeding ONLY __________.

    a. with puncture wounds
    b. when all other means have failed
    c. when the victim is unconscious
    d. to prevent bleeding from minor wounds
119: What would be considered a vessel under the International Rules of the Road?

    a. A jack-up rig under tow
    b. A semisubmersible drilling rig under tow
    c. A semisubmersible drilling rig drifting after breaking a tow line
    d. All of the above
120: The point to which your vessel's center of gravity (G) may rise and still permit the vessel to have positive stability is called the __________.

    a. metacentric point
    b. metacenter
    c. metacentric radius
    d. tipping center
121: Your vessel has a displacement of 24,500 tons. It is 529 feet long and has a beam of 71 feet. You have timed your full charge rolling period to be 25.0 seconds. What is your vessel's approximate GM?

    a. 1.25 feet
    b. 1.56 feet
    c. 1.98 feet
    d. 2.43 feet
122: A negative metacentric height __________.

    a. will always cause a vessel to capsize
    b. should always be immediately corrected
    c. always results from off-center weights
    d. All of the above are correct
123: If you are forced to abandon ship in a lifeboat, you should __________.

    a. remain in the immediate vicinity
    b. head for the nearest land
    c. head for the closest sea-lanes
    d. vote on what to do, so all hands will have a part in the decision
125: Addition of weight to a vessel will ALWAYS __________.

    a. reduce reserve buoyancy
    b. increase righting moments
    c. increase GM
    d. All of the above
126: Which portable fire extinguisher is classified as a type B-III extinguisher?

    a. 12 gallon soda acid
    b. 20 gallon foam
    c. 30 pound carbon dioxide
    d. 20 pound dry chemical
127: Before welding in a tank that has carried petroleum products, the tank must be certified by __________.

    a. the Coast Guard
    b. the American Bureau of Shipping
    c. the shipyard fire department
    d. a certified marine chemist
128: A seaman has a small, gaping laceration of the arm that is not bleeding excessively. What can be done as an alternative to suturing to close the wound?

    a. Wrap a tight bandage around the wound.
    b. Apply a compression bandage.
    c. Use temporary stitches of sail twine.
    d. Apply butterfly strips, then a sterile dressing.
129: A life float on a fishing vessel must be equipped with __________.

    a. a righting line
    b. red hand flares
    c. pendants
    d. drinking water
130: When making a turn (course change) on most merchant ships, the vessel will heel outwards if __________.

    a. the vessel has very little draft
    b. G is above the center of lateral resistance
    c. G is below the center of lateral resistance
    d. the vessel is deeply laden
131: A vessel is floating at a mean draft of 16 feet. At this draft, the displacement is 8,000 tons. The length of the vessel is 475 ft., beam is 55 ft., TPI is 45. Calculate KM. (See P-value, K-value table in the blue pages of the Stability Data Reference Book)

    a. 18.8 feet
    b. 20.9 feet
    c. 22.7 feet
    d. 32.0 feet
132: The most serious effect of air trapped in a diesel engine jacket water cooling system is that it __________.

    a. causes colloid suspension in the cooling water
    b. reduces the capability of the lubrication system
    c. can form pockets which block the flow of coolant through the system
    d. leads to the scuffing of cylinder walls
133: You have abandoned ship and are in charge of a liferaft. How much water per day should you permit each occupant to drink after the first 24 hours?

    a. 1 can
    b. 1 pint
    c. 1 quart
    d. 1 gallon
134: What is the International Code signal for a decimal point between figures using flashing light?

    a. AAA
    b. TTTT
    c. EEEEE
    d. AS
135: Which statement concerning an accidental oil spill in the navigable waters of the U.S. is FALSE?

    a. The person in charge must report the spill to the Coast Guard.
    b. Failure to report the spill may result in a fine.
    c. The company can be fined for the spill.
    d. The Corps of Engineers is responsible for the clean up of the spill.
136: Which item is NOT required to be marked with the vessel's name?

    a. Hand-portable fire extinguisher
    b. Life preserver
    c. Immersion suit
    d. Lifeboat oar
137: The officer responsible for the sanitary condition of the engineering department is the __________.

    a. Master
    b. Chief Mate
    c. Chief Engineer
    d. First Assistant
138: A person reports to you with a fishhook in his thumb. To remove it you should __________.

    a. pull it out with pliers
    b. cut the skin from around the hook
    c. push the barb through, cut it off, then remove the hook
    d. have a surgeon remove it
139: When fighting a fire in an enclosed space, the hose team should crouch as low as possible to __________.

    a. protect themselves from smoke
    b. obtain the best available air
    c. allow the heat and steam to pass overhead
    d. All of the above
140: Which statement is TRUE of a stiff vessel?

    a. She will have a large metacentric height.
    b. Her period of roll will be large due to her large metacentric height.
    c. She will have an unusually high center of gravity.
    d. She will pitch heavily.
141: Which emergency is required to be covered at the required periodic drills on a fishing vessel?

    a. Recovering an individual from the water
    b. Steering casualty
    c. Emergency towing
    d. Loss of propulsion power
142: You are in the Baltic Sea which is a special area listed in ANNEX V of MARPOL. How many miles from land must you be to discharge ground rags, glass, and bottles into the sea?

    a. 3
    b. 12
    c. 25
    d. Must be retained aboard
143: You have abandoned ship in tropical waters. Which procedure(s) should be used during a prolonged period in a raft?

    a. Wet clothes during the day to decrease perspiration.
    b. Get plenty of rest.
    c. Keep the entrance curtains open.
    d. All of the above
144: The unit of duration of a dash in Morse Code is __________.

    a. one and one-half times the length of a dot
    b. twice the length of a dot
    c. three times the length of a dot
    d. four times the length of a dot
145: Which statement concerning an accidental oil spill in the navigable waters of the U.S. is TRUE?

    a. The Corps of Engineers is responsible for the clean up of the spill.
    b. The Department of Interior is responsible for the clean up of the spill.
    c. A warning broadcast must be made by radiotelephone.
    d. The person in charge must report the spill to the Coast Guard.
147: Your vessel is on a voyage of three months duration. The number of sanitary inspections required is __________.

    a. one
    b. three
    c. six
    d. twelve
148: First aid treatment for small cuts and open wounds is to __________.

    a. lay the patient down and cover the wound when the bleeding stops
    b. stop the bleeding, clean, medicate, and cover the wound
    c. apply an ice pack to the wound and cover it when the bleeding stops
    d. apply a hot towel to purge the wound, then medicate and cover it
149: A signal indicating zone time is preceded with the letter __________.

    a. L
    b. N
    c. T
    d. Z
150: A vessel would be referred to as "tender" when the weight of the cargo is __________.

    a. evenly distributed vertically and the double bottoms are full
    b. concentrated low and the double bottoms are empty
    c. concentrated low and the double bottoms are full
    d. concentrated high and the double bottoms are empty
151: You are on a supply run to an offshore drilling rig. On board is the cargo listed. What is the height above the main deck of the center of gravity of the cargo? ST-0002

    a. 1.50 feet
    b. 1.96 feet
    c. 2.21 feet
    d. 2.78 feet
152: What is the function of the bypass valve on the self-contained breathing apparatus?

    a. The valve opens in excessive heat to release the oxygen in the bottle and prevent the bottle from exploding.
    b. In the event of a malfunction in the equipment, the valve can be operated manually to give the wearer air.
    c. When pressure in the apparatus exceeds 7 psi above atmospheric pressure, the valve opens to release pressure.
    d. The valve reduces the high pressure in the bottle to about 3 psi above atmospheric pressure.
153: If you reach shore in a liferaft, the first thing to do is __________.

    a. drag the raft ashore and lash it down for a shelter
    b. find some wood for a fire
    c. get the provisions out of the raft
    d. set the raft back out to sea so someone may spot it
154: The standard rate of signaling by flashing light is __________.

    a. twenty letters per minute
    b. thirty letters per minute
    c. forty letters per minute
    d. fifty letters per minute
155: When oil is accidentally discharged into the water, what should you do after reporting the discharge?

    a. Contain the oil and remove as much of it as possible from the water.
    b. Throw chemical agents on the water to disperse the oil.
    c. Throw sand on the water to sink the oil.
    d. Obtain your permit from the Corps of Engineers
156: The Coast Guard determines how many passengers are permitted on a "T-Boat" by applying the __________.

    a. "Length of Rail" criteria, allowing 30 inches of rail space along the vessel's sides and transom for each passenger
    b. "Deck Area" criteria that permits one passenger for every 10 square feet of deck space available for passenger use
    c. "Fixed Seating" criteria that allocates 18 inches of space for each passenger to rest his/her buttocks upon
    d. Any or a combination of the above criteria
157: On a tankship, sanitary inspections of the crew's quarters are the responsibility of the __________.

    a. Master and Second Mate
    b. Master and Chief Engineer
    c. Master and union delegate
    d. Master and Chief Mate
158: A person has suffered a laceration of the arm. Severe bleeding has been controlled by using a sterile dressing and direct pressure. What should you do next?

    a. Apply a tourniquet to prevent the bleeding from restarting.
    b. Apply a pressure bandage over the dressing.
    c. Remove any small foreign matter and apply antiseptic.
    d. Administer fluids to assist the body in replacing the lost blood.
160: A vessel is tender if cargo weight is __________.

    a. concentrated high and the double bottoms empty
    b. concentrated low and the double bottoms empty
    c. evenly distributed vertically with the double bottoms full
    d. concentrated and with the double bottoms full
161: You are on a supply run to an offshore drilling rig. On board is the cargo listed. What is the height above the main deck of the center of gravity of the cargo? ST-0003

    a. 2.15 feet
    b. 1.83 feet
    c. 1.64 feet
    d. 1.19 feet
162: The function of the bypass valve on the self-contained breathing apparatus is to __________.

    a. control the pressure of the oxygen as it enters the body
    b. allow the wearer to manually give himself oxygen
    c. release excess heat which would otherwise cause the bottle to explode
    d. allow exhaled gases to pass outside the bottle
163: You are at sea in an inflatable liferaft. In high latitudes, the greatest danger is __________.

    a. asphyxiation due to keeping the canopy closed
    b. hypothermia caused by cold temperature
    c. collapse of the raft due to cold temperatures
    d. starvation
165: Which statement is FALSE regarding Halon as a fire extinguishing agent?

    a. It is more effective than CO2.
    b. It leaves no residue.
    c. It is noncorrosive.
    d. It is always non-toxic.
166: On cargo vessels, which fire extinguisher is considered semi-portable?

    a. A-II
    b. C-II
    c. B-III
    d. All of the above
167: One method of controlling rats on vessels is by rat-proofing. Rat-proofing is accomplished by __________.

    a. installing rat guards on the mooring lines when in port
    b. keeping foods protected and avoiding the accumulation of garbage
    c. eliminating possible living spaces for rats when the ship is constructed
    d. trapping and/or poisoning the rats
168: In all but the most severe cases, bleeding from a wound should be controlled by __________.

    a. applying direct pressure to the wound
    b. submerging the wound in lukewarm water
    c. cooling the wound with ice
    d. applying a tourniquet
169: The signal T 0735 means __________.

    a. The Greenwich mean time is 0735
    b. The zone time is 0735
    c. The latitude is 7° 35'
    d. The longitude is 7° 35'
170: In order to minimize the effects of a tender vessel, when carrying a cargo of lumber, you should __________.

    a. maximize your deck load
    b. distribute lumber so that those stowing most compactly per unit of weight are in the upper holds
    c. place the heaviest woods in the lower holds
    d. keep the vessel's frame spaces free from lumber
171: You are underway when a fire breaks out in the forward part of your vessel. If possible you should __________.

    a. call for assistance
    b. abandon ship to windward
    c. put the vessel's stern into the wind
    d. keep going at half speed
173: While adrift in an inflatable liferaft in hot, tropical weather __________.

    a. the canopy should be deflated so that it will not block cooling breezes
    b. the pressure valve may be periodically opened to prevent excessive air pressure
    c. deflating the floor panels may help to cool personnel
    d. the entrance curtains should never be opened
173: While adrift in an inflatable liferaft in hot, tropical weather __________.

    a. the canopy should be deflated so that it will not block cooling breezes
    b. the pressure valve may be periodically opened to prevent excessive air pressure
    c. deflating the floor panels may help to cool personnel
    d. the entrance curtains should never be opened
174: If you sent out a signal on 12 March 1980, the date would be indicated by __________.

    a. D120380
    b. D801203
    c. D031280
    d. D800312
175: According to 46 CFR Subchapter T, a stability test may be dispensed with if the __________.

    a. Coast Guard has the approved stability test results of a sister vessel
    b. projected cost is unreasonable
    c. Coast Guard does not have a qualified inspector available
    d. vessel is of a proven design
176: On tank vessels, fully charged fire extinguishers are considered semi-portable when they have a gross weight of more than __________.

    a. 55 pounds
    b. 75 pounds
    c. 95 pounds
    d. 125 pounds
177: Before taking drinking water on board in the U.S. or its possessions, the responsible person from the vessel should determine that the source __________.

    a. is used by a city
    b. has been treated with chlorine
    c. is approved by the Public Health Service
    d. is not from surface water
178: Bleeding from a vein may be ordinarily controlled by __________.

    a. applying direct pressure to the wound
    b. heavy application of a disinfectant
    c. pouring ice water directly onto the wound
    d. pinching the wound closed
179: A vessel is floating at a mean draft of 14 feet. At this draft, the displacement is 6780 tons. The length of the vessel is 450 feet, beam is 50 feet, and TPI is 45.5. What is the KM? (See the P-K table in the blue pages of the Stability Data Reference Book)

    a. 28 feet
    b. 26 feet
    c. 22 feet
    d. 12 feet
180: Which is TRUE of a "stiff" vessel?

    a. It has a small GM.
    b. It pitches heavily.
    c. It has an unusually high center of gravity.
    d. Its period of roll is short.
182: Which abbreviation refers to the horizontal distance between perpendiculars taken at the forward-most and the after-most points on a small passenger vessel's waterline at her deepest operating draft?

    a. LBP
    b. LOA
    c. LWL
    d. LLL
183: Which statement is TRUE concerning an inflatable liferaft?

    a. The floor may be inflated for insulation from cold water.
    b. Crew members can jump into the raft without damaging it.
    c. The raft may be boarded before it is fully inflated.
    d. All of the above
184: When signaling by flashing light, the signal "C" should be used to indicate a(n) __________.

    a. affirmative statement
    b. question
    c. change from affirmative to negative
    d. request for the identity signal of the receiving stations
185: Which substance is NOT considered to be "Oil" under the pollution prevention regulations?

    a. Petroleum and fuel oil
    b. Sludge
    c. Oil mixed with dredge spoil
    d. Oil refuse and oil mixed with wastes
186: Fire hose stations shall be marked in red letters and figures such as Fire Station No. "1", "2", "3", etc. The height of the letters and figures must be at least __________.

    a. 1/2 inch
    b. 1 inch
    c. 1-1/2 inches
    d. 2 inches
187: What represents poor sanitary procedures?

    a. Keep and use a separate filling hose for potable (drinking) water.
    b. Locate potable (drinking) water tanks as low as possible in the bilge.
    c. Eliminate enclosed spaces in which trash, food particles, dirt may gather.
    d. After washing dishes with soap and warm water, sterilize them in water of at least 170°F (76.7°C).
188: The preferred method of controlling external bleeding is by __________.

    a. direct pressure on the wound
    b. elevating the wounded area
    c. pressure on a pressure point
    d. a tourniquet above the wound
189: The purpose of the inclining experiment is to __________.

    a. determine the location of the metacenter
    b. determine the lightweight center of gravity location
    c. verify the hydrostatic data
    d. verify data in the vessel's operating manual
190: Which technique could be used to give a more comfortable roll to a stiff vessel?

    a. Concentrate weights on upper decks
    b. Add weight near the centerline of the lower hold
    c. Move weights lower in the ship
    d. Ballast the peak tanks
191: Where will you find the requirements for the lights that must be displayed on a mobile offshore drilling unit that is being towed?

    a. Notice to Mariners
    b. COLREGS
    c. Coast Pilot
    d. Light List
192: When two fire hose teams are attacking a fire they should __________.

    a. use different fire hose pressures
    b. use fire hoses of different sizes
    c. not attack the fire from opposite sides
    d. not wear protective clothing
194: Which signal given by flashing light changes a statement into a question?

    a. C
    b. RQ
    c. N
    d. NO
195: As soon as the officer in charge of the vessel has taken steps to stop the discharge of oil or oily mixture into a U.S. harbor, what must he do FIRST?

    a. Rig a boom for recovery.
    b. Call the Coast Guard.
    c. Alert the fire department.
    d. Inform the Environmental Protection Agency.
196: The term "gross tonnage" refers to __________.

    a. the weight of the vessel measured in long tons
    b. the weight of a vessel with all tanks full
    c. the weight of a grossly overloaded vessel
    d. the vessel's approximate volume including all enclosed spaces less certain exempt spaces
197: Normally, potable water systems are connected directly to the __________.

    a. fire-main system
    b. feed-water system
    c. freshwater sanitary system
    d. domestic water tank
198: A person suffering from possible broken bones and internal injuries should __________.

    a. be assisted in walking around
    b. be examined then walked to a bunk
    c. not be moved but made comfortable until medical assistance arrives
    d. not be allowed to lie down where injured but moved to a chair or bunk
199: You are on a supply run to an offshore drilling rig. On board is the cargo listed. What is the height above the main deck of the center of gravity of the cargo? ST-0004

    a. 3.6 feet
    b. 4.2 feet
    c. 4.4 feet
    d. 4.9 feet
200: Which statement is TRUE of a tender vessel?

    a. It has a large GM.
    b. Its period of roll is long.
    c. It has a very low center of gravity.
    d. It has a good transverse stability.
201: Your vessel is equipped with totally enclosed lifeboats. Which statement is TRUE when the boat is enveloped in flames?

    a. The ventilators will automatically close by the action of fusible links.
    b. The motor takes its air supply from outside the lifeboat to prevent asphyxiation of the crew.
    c. A water spray system to cool the outside of the boat is operated by a high-volume manual pump.
    d. An air tank will provide about ten minutes of air for the survivors and the engine.
202: The lifeline which is part of a fireman's outfit must be __________.

    a. made of steel or bronze wire rope
    b. corrosion resistant
    c. not less than 50 feet in length
    d. All of the above
203: The number 2 lifeboat on a tanker would be __________.

    a. forwardmost on the port side
    b. forwardmost on the starboard side
    c. abaft #1 lifeboat port side
    d. abaft #1 lifeboat starboard side
204: When signaling by flashing light, a correctly received repetition of a signal is acknowledged by the signal __________.

    a. T
    b. E
    c. OK
    d. AR
205: When a vessel violates the oil pollution laws, who may be held responsible?

    a. Master only
    b. Owners only
    c. Licensed officers only
    d. Any individual connected with the vessel involved in the operation
207: Which chemical is used to treat water in order to ensure its safety for drinking?

    a. Nitrogen
    b. Chlorine
    c. Carbon
    d. Oxygen
208: What is the primary purpose of a splint applied in first aid?

    a. Control bleeding
    b. Reduce pain
    c. Immobilize a fracture
    d. Reset the bone
209: The number 2 lifeboat on a tanker would be found __________.

    a. on the port side
    b. on the starboard side
    c. abaft #1 lifeboat on the port side
    d. abaft #1 lifeboat on the starboard side
210: Metacentric height is an indication of a vessel's stability __________.

    a. for all angles of inclination
    b. for large angles of inclination
    c. for small angles of inclination
    d. in no case
211: The oxygen indicator is an instrument that measures the __________.

    a. amount of oxygen in the atmosphere of a confined space
    b. amount of combustible gas as a percentage of the lower explosive limit in a confined space
    c. concentration of CO2 as a percentage of oxygen in a confined space
    d. None of the above
212: In the navigable waters of the United States, Annex V to MARPOL 73/78 is NOT applicable to a(n) __________.

    a. recreational yacht
    b. uninspected towing vessel
    c. uninspected passenger vessel under 100 GT
    d. U.S. government vessel in non-commercial service
213: Most lifeboats are equipped with __________.

    a. unbalanced rudders
    b. balanced rudders
    c. contraguide rudders
    d. straight rudders
214: In a message sent by flashing light, what group of letters will direct the receiver of a message to repeat the transmission back to the sender?

    a. REPEAT
    b. RPT
    c. RPB
    d. UD AA
216: What is the total number of approved low-velocity spray ("water-fog") applicators required aboard a tankship?

    a. 4
    b. 7
    c. 10
    d. 11
217: Which item do you NOT have to provide for the Coast Guard representative at the time of a stability test?

    a. A stability letter.
    b. Tank sounding tables and draft mark locations.
    c. Capacity plans showing the vertical and longitudinal centers of gravity of stowage spaces and tanks.
    d. General arrangement plans of decks; holds and inner bottoms.
218: A compound fracture is a fracture in which __________.

    a. more than one bone is broken
    b. the same bone is broken in more than one place
    c. there is never any internal bleeding
    d. the bone may be visible
219: For the purposes of the International Rules of the Road, a non-self-propelled mobile offshore drilling unit under tow is considered to be a __________.

    a. non-displacement vessel
    b. limited vessel
    c. power-driven vessel
    d. vessel
220: Metacentric height is a measure of __________.

    a. initial stability only
    b. stability through all angles
    c. maximum righting arm
    d. All of the above
221: Which statement about the free surface effect is TRUE?

    a. It increases in direct proportion to the length of the tank times the breadth squared.
    b. It decreases at increased angles of heel due to pocketing when a tank is 90% full.
    c. It decreases in direct proportion to increasing specific gravity of the liquid in the tank.
    d. In practice, the correction is considered to be a virtual reduction of KG.
222: On surface type offshore drilling units, each survival craft must be capable of being launched to the water at the minimum operating draft, under unfavorable conditions of trim and with the unit listed not less than __________.

    a. 14°
    b. 20°
    c. 26°
    d. 32°
223: The steering oar in a lifeboat is __________.

    a. shorter than the others
    b. used for the stroke oar
    c. used by the forward man in the boat to direct the bow
    d. longer than the others and should be lashed to the stern
224: If there is a possibility of confusion, which signal should be used to send the group "True Bearing 045 Degrees"?

    a. 045
    b. B045
    c. B045T
    d. A045
226: How many low-velocity spray applicators are required on the weather decks of a tankship?

    a. One
    b. Two
    c. Three
    d. Four
227: The Emergency Position Indicating Radio beacon on a cargo vessel must be stowed __________.

    a. in an inside passageway
    b. in an approved bracket
    c. so that it is accessible from the bridge of the vessel
    d. so that it will float free if the vessel sinks
228: Which is the most serious type of fracture?

    a. Compound
    b. Greenstick
    c. Closed
    d. Crack
229: Fuel oil tank vents are fitted with a screen which will stop __________.

    a. oil from flowing out of the tank vent
    b. air from entering the tank vent
    c. vapors from leaving the tank vent
    d. flames on deck from entering the tank vent
230: Initial stability of a vessel may be improved by __________.

    a. removing loose water
    b. adding weight low in the vessel
    c. closing crossover valves between partly filled double bottom tanks
    d. All of the above
231: The Coast Guard inspection required before a Certificate of Inspection can be issued is conducted________________.

    a. when deemed necessary by the Regional Inspection Center
    b. after you apply in writing to the nearest Officer in Charge of Marine Inspection (OCMI)
    c. at random from a Coast Guard patrol boat
    d. after a formal complaint is filed with the OCMI
232: You are tending the lifeline of a person who has entered a compartment wearing a breathing apparatus. How many tugs of the lifeline mean "Are you all right"?

    a. One
    b. Two
    c. Three
    d. Four
233: Most enclosed lifeboats will right themselves after capsizing IF the __________.

    a. lower ballast tanks are filled with water
    b. fuel tanks are not less than half full
    c. passengers are strapped to their seats
    d. sea anchor is deployed to windward
234: What is the meaning of the flashing light signal "D0910"?

    a. Date September 10
    b. Date October 9
    c. Distance 910 miles
    d. Longitude 9°10'
236: What is the maximum number of sleeping accommodations a barge may have before it is required to have fire pumps, hydrants, hose, and nozzles installed?

    a. 5
    b. 8
    c. 12
    d. 15
238: Unless there is danger of further injury, a person with a compound fracture should not be moved until bleeding is controlled and __________.

    a. the bone has been set
    b. the fracture is immobilized
    c. radio advice has been obtained
    d. the wound has been washed
239: Which statement about the free surface correction is TRUE?

    a. It is added to GM at light drafts and subtracted at deep drafts.
    b. It is increased if the slack tank is not on the centerline.
    c. It is decreased if the slack tank is below the KG of the vessel.
    d. The correction decreases as the draft increases due to loading dry cargo.
240: According to 46 CFR Subchapter T the definition of a ferry includes vessels that __________.

    a. operate in other than ocean or coastwise service
    b. have provisions only for deck passengers, vehicles, or both
    c. operate on a short run on a frequent schedule between two points over the most direct water route
    d. All of the above
241: The signal L1210 means the __________.

    a. latitude is 12°10'
    b. longitude is 12°10'
    c. GMT is 1210
    d. zone time is 1210
242: You are in a tank wearing the self-contained breathing apparatus and you desire to return topside. How many tugs of the lifeline mean to take up the slack?

    a. One
    b. Two
    c. Three
    d. Four
244: A vessel is flying the signal "BJ-1" from her starboard halyard. The signal means "_____."

    a. an aircraft is ditched in position indicated
    b. the aircraft is still afloat
    c. there is no danger of explosion
    d. an aircraft is circling over an accident
245: Storage batteries should be charged in a well ventilated area because __________.

    a. they generate heat
    b. they emit hydrogen
    c. of the toxic fumes they emit
    d. they recharge faster in a well ventilated space
246: On a vessel of 125,000 GT on an international voyage, how many international shore connection flange(s) must be provided?

    a. 1
    b. 2
    c. 3
    d. 4
247: During a stability test on a small passenger vessel __________.

    a. the vessel must be moored snugly
    b. each tank must be partially full to show it does not leak
    c. all dunnage, tools, and extraneous items are secured
    d. water under vessel must be deep enough to prevent grounding
248: You are treating a shipmate with a compound fracture of the lower arm. Which action should you take?

    a. Apply a tourniquet to control bleeding then align the bones and splint.
    b. Apply traction to the hand to keep the bones in line, splint, and apply a pressure dressing.
    c. Force the ends of the bones back into line, treat the bleeding, and splint.
    d. Apply a bulky, sterile, pressure dressing to control bleeding, then apply a temporary splint, and obtain medical advice.
249: Large quantities of gas in the shale shaker area may be an indication of __________.

    a. a break in the riser system
    b. low formation pressure
    c. a break in the drill string
    d. high formation pressure
250: Which will be a result of removing on-deck containers?

    a. KG will increase
    b. Metacentric height will increase
    c. KB will increase
    d. Reserve buoyancy will decrease
251: Free communication effect is in direct proportion to __________.

    a. length and width of space
    b. length of space only
    c. width of space only
    d. neither length nor width
252: What, when removed, will result in the extinguishment of a fire?

    a. Nitrogen
    b. Sodium
    c. Oxygen
    d. Carbon dioxide
254: If you wanted to ask a nearby vessel if he had a doctor on board, you would hoist the flag signal __________.

    a. AM
    b. AL
    c. AN 1
    d. MA
255: You are towing a 1000 gross ton gasoline tank barge. Regulations say that cargo tank hatches, ullage holes, and Butterworth plates may remain open without flame screens ONLY __________.

    a. if the barge is towed on a hawser astern
    b. if an approved type B-II fire extinguisher is provided
    c. when the open tanks are gas free
    d. for periods not to exceed five minutes
256: What is the minimum number of fire pumps required on a cargo vessel of 2,000 GT?

    a. 1
    b. 2
    c. 3
    d. 4
257: Which vessel greater than 100 GT is NOT required to have an EPIRB.

    a. A sailing vessel
    b. A fishing vessel
    c. A non self-propelled vessel in tow
    d. A towing vessel
258: In any major injury to a person, first aid includes the treatment for the injury and __________.

    a. application of CPR
    b. removal of any foreign objects
    c. administration of oxygen
    d. for traumatic shock
259: What does NOT affect the value of the free surface correction?

    a. Width of the tank
    b. Length of the tank
    c. Registered tonnage
    d. Specific gravity of the liquid in the tank
261: A person who willfully violates safety regulations may be fined up to $(SA)5,000 and __________.

    a. imprisoned for up to a year
    b. imprisoned for up to five years
    c. forbidden to work in the fishing industry
    d. no other penalty may be applied
262: Which fire detection system is actuated by sensing a heat rise in a compartment?

    a. Manual fire detection system
    b. Automatic fire detection system
    c. Smoke detection system
    d. Watchman's supervisory system
264: While using the International Code of Signals, if the receiving station can distinguish the flag signal of the transmitting station, but cannot understand the meaning of it, the station can hoist the flag signal __________.

    a. ZP
    b. ZL
    c. ZR
    d. ZK
265: The term "discharge", as it applies to the pollution regulations, means __________.

    a. spilling
    b. leaking
    c. pumping
    d. All of the above
266: What is the minimum number of fire pumps required on a cargo vessel of 900 GT?

    a. 1
    b. 2
    c. 3
    d. 4
267: Which type of EPIRB must each ocean-going ship carry?

    a. Class A
    b. Class B
    c. Class C
    d. Category 1
268: What is NOT a treatment for traumatic shock?

    a. Keep the patient warm but not hot.
    b. Have the injured person lie down.
    c. Massage the arms and legs to restore circulation.
    d. Relieve the pain of the injury.
269: To remedy a leaking fire hose connection at the hydrant, secure the valve and __________.

    a. replace the gasket in the male coupling
    b. reduce fire pump pressure
    c. replace the gasket in the female coupling
    d. rethread the male coupling
270: When cargo is shifted from the lower hold to the main deck the __________.

    a. center of gravity will move upwards
    b. GM will increase
    c. center of buoyancy will move downward
    d. All of the above
271: A fishing vessel casualty must be reported to the Coast Guard if it involves __________.

    a. loss of life
    b. an injury requiring only first aid
    c. $(SA)10,000 in property damage
    d. loss of equipment which doesn't reduce the vessel's maneuverability
272: Fire alarm system thermostats are actuated by __________.

    a. smoke sensors
    b. the difference in thermal expansion of two dissimilar metals
    c. pressure loss due to air being heated
    d. an electric eye which actuates when smoke interferes with the beam
274: The flag hoist 62.2 would be sent as pennant 6, pennant 2, __________.

    a. answering pennant, first substitute
    b. answering pennant, second substitute
    c. space, second substitute
    d. answering pennant, third substitute
274: The flag hoist 62.2 would be sent as pennant 6, pennant 2, __________.

    a. answering pennant, first substitute
    b. answering pennant, second substitute
    c. space, second substitute
    d. answering pennant, third substitute
275: When cleaning up an oil spill in U.S. waters you must obtain the approval of the Federal On-Scene Coordinator before using __________.

    a. skimmers
    b. straw
    c. chemical agents
    d. sawdust
276: For a cargo vessel of 1,000 GT or over, on an international voyage, the required minimum pitot tube pressure from the two highest outlets when two fire pumps are operating simultaneously is approximately __________.

    a. 35 psi
    b. 50 psi
    c. 70 psi
    d. 100 psi
277: The vessel's Emergency Position Indicating Radio beacon (EPIRB) must be tested __________.

    a. weekly
    b. monthly
    c. every 2 months
    d. every 3 months
278: What is a treatment for traumatic shock?

    a. Administer CPR.
    b. Administer fluids.
    c. Open clothing to allow cooling of the body.
    d. Keep the victim in a sitting position.
280: In the regulations that apply to small passenger vessels an "open boat" is a vessel __________.

    a. that is used for charter fishing or tours and is open to the public
    b. on which gambling and consumption of alcoholic beverages is permitted
    c. that is docked and open for visitors
    d. that is not protected from entry of water by means of a complete weathertight deck
281: The gross weight of a fully charged CO2 bottle in a fixed CO2 system is 220 lbs. When the bottle is empty it weighs 120 lbs. What is the minimum acceptable gross weight of the CO2 bottle before it should be recharged by the manufacturer?

    a. 200 lbs
    b. 205 lbs
    c. 210 lbs
    d. 220 lbs
282: The difference in water spray pattern between the high-velocity tip and low-velocity applicator used with the all-purpose nozzle is due to __________.

    a. a difference in water pressure
    b. the method of breaking up the water stream
    c. the length of the applicator
    d. All of the above
283: Spreading oil on the open sea has the effect of __________.

    a. diminishing the height of the seas
    b. lengthening the distance between successive crests
    c. increasing the height of the seas
    d. preventing the wave crests from breaking
284: What is the correct interpretation of the flag hoist G, 4, 2, 1, first substitute.

    a. G421G
    b. G4214
    c. G421G421
    d. G4211
285: The use of sinking and dispersing chemical agents for removal of surface oil is __________.

    a. the most common method used in the United States
    b. too expensive for common use
    c. generally safe to sea life
    d. authorized only with prior approval of the Federal On-Scene Coordinator
286: On cargo vessels, the discharge of the required quantity of carbon dioxide into any "tight" space shall be completed within __________.

    a. 1 minute
    b. 2 minutes
    c. 4 minutes
    d. 6 minutes
287: The Master shall insure that the Emergency Position Indicating Radio beacon (EPIRB) is __________.

    a. secured inside the wheelhouse
    b. tested annually
    c. tested monthly
    d. secured in the emergency locker
288: A negative metacentric height __________.

    a. will always cause a vessel to capsize
    b. always results from off-center weights
    c. should always be immediately corrected
    d. All of the above are correct
289: You are at the helm of a sailing vessel under sail on the starboard tack, close hauled, and you are instructed to "head up". You should __________.

    a. turn the wheel to port if you are steering with a wheel
    b. push the tiller to starboard if you are steering with a tiller
    c. turn the rudder to starboard
    d. All of the above are correct
290: What will happen when cargo is shifted from the main deck into the lower hold of a vessel?

    a. The GM will increase.
    b. The metacenter will move upward.
    c. The center of buoyancy will move upward.
    d. All of the above
291: A Certificate of Inspection issued to a small passenger vessel describes __________.

    a. the minimum fire extinguishing equipment, lifejackets, survival and rescue craft she must carry
    b. the name of the managing operator
    c. any special conditions or restrictions on her operation
    d. All the above
292: High-velocity fog __________.

    a. is a finer, more diffuse water spray than low-velocity fog
    b. requires that the water pressure be no greater than 60 psi
    c. produces an effective fog pattern no more than 6 feet beyond the nozzle
    d. extinguishes a fire by absorbing heat and reducing the supply of oxygen
293: Which statement is TRUE concerning life jackets which are severely damaged?

    a. They should be replaced.
    b. They must be tested for buoyancy before being continued in use.
    c. They can be repaired by a reliable seamstress.
    d. They can be used for children.
294: If a receiving station cannot distinguish a signal sent by flag hoist it should __________.

    a. hoist ZQ
    b. hoist ZL
    c. keep the answering pennant at the dip
    d. raise and lower the answering pennant
295: The preferred type of pollution control for oil spills on the water is(are) __________.

    a. straw
    b. booms
    c. skimmers
    d. chemical dispersants
296: In weighing CO2 cylinders, they must be recharged if weight loss exceeds __________.

    a. 10% of weight of full bottle
    b. 15% of weight of full bottle
    c. 20% of weight of charge
    d. 10% of weight of charge
297: Which information is NOT required to be posted in or near the wheelhouse?

    a. Stopping time and distance from full speed while maintaining course with minimum rudder
    b. A diagram of advance and transfer for turns of 30°, 60°, 90° and 120° at full speed with maximum rudder and constant power
    c. For vessels with a fixed propeller, a table of shaft RPMs for a representative range of speeds
    d. Operating instructions for change-over procedures for remote steering gear systems
298: Which is NOT a symptom of traumatic shock?

    a. Slow, deep breathing
    b. Pale, cold skin
    c. Weak, rapid pulse
    d. Restlessness and anxiety
299: Which of the following statements relating to AMVER (Automated Mutual-assistance Vessel Rescue) is TRUE?

    a. An AMVER participant is under greater obligation to render assistance to a vessel in distress than a non-participant.
    b. There is no cost to the ship or owner for messages sent within the AMVER system.
    c. An AMVER participant is not relieved of the obligation to give 24 hour advance notice to the U.S. Coast Guard before entering a U.S. port from offshore.
    d. The AMVER system does not reduce the time lost for vessels responding to calls for assistance.
300: In the small passenger vessel regulations a coastwise route is defined as one that is __________.

    a. not more than 50 statute miles from shore in the Gulf of MexicoB>
    b. on ocean waters more than 200 nautical miles from shore in the Gulf of Alaska
    c. not more than 20 statute miles from the nearest safe harbor in the Pacific Ocean
    d. not more than 20 nautical miles offshore in the ocean
301: Which factor has the greatest effect on the value of the free surface correction?

    a. The width of the tank
    b. The length of the tank
    c. The draft of the vessel
    d. The specific gravity of the liquid in the tank
302: If you are fighting a fire below the main deck of your vessel, which action is most important concerning the stability of the vessel?

    a. Shutting off electricity to damaged cables
    b. Pumping fire-fighting water overboard
    c. Maneuvering the vessel so the fire is on the lee side
    d. Removing burned debris from the cargo hold
303: Plastic material may be thrown overboard from a vessel which is __________.

    a. 25 miles from shore
    b. 12 miles from shore
    c. 3 miles from shore
    d. None of the above are correct.
304: What is the correct interpretation of the flag hoist F 2 1 3 second substitute?

    a. F2131
    b. F2132
    c. F213213
    d. F213F213
305: It is generally NOT allowed to clean up an oil spill by using __________.

    a. a boom
    b. suction equipment
    c. chemical agents
    d. skimmers
306: In areas where CO2 piping is installed, such piping may not be used for any other purpose EXCEPT __________.

    a. in connection with the fire-detecting system
    b. in connection with the water sprinkler system
    c. to ventilate the space
    d. to run the emergency wiring to the space
307: Your ship is returning to New Orleans from a foreign voyage and carrying a bulk cargo of anhydrous ammonia. You must notify the Captain of the Port, New Orleans, __________.

    a. at least 96 hours before entering port
    b. if you are not participating in the USMER system
    c. only if you have a hazardous condition aboard
    d. only if your arrival will vary more than six hours from your ETA reported to AMVER
308: A person being treated for shock should be wrapped in warm coverings to __________.

    a. increase body heat
    b. preserve body heat
    c. avoid self-inflicted wounds caused by spastic movement
    d. protect the person from injury during transportation
310: A vessel's light draft displacement is 7400 tons. The center of gravity at this draft is 21.5 ft. above the keel. The following weights are loaded: (WT. #1-450 tons, VCG #1-17.4 ft.; WT. #2-220 tons, VCG #2-11.6 ft.; WT. #3-65 tons, VCG #3-7.0 ft.). The new CG above the keel is __________.

    a. 14.7 feet
    b. 17.8 feet
    c. 18.7 feet
    d. 20.9 feet
311: Spontaneous ignition can result from __________.

    a. an unprotected drop-light bulb
    b. careless disposal or storage of material
    c. smoking in bed
    d. worn electrical wires on power tools
312: The spray of water in low-velocity fog will have __________.

    a. greater range than high-velocity fog
    b. lesser range than high-velocity fog
    c. about the same range as high-velocity fog
    d. greater range than a solid stream
313: Kapok life jackets should NOT be __________.

    a. stowed near open flame or where smoking is permitted
    b. used as seats, pillows, or foot rests
    c. left on open decks
    d. All of the above
314: The flag hoist 1.33 would be sent as __________.

    a. 1, answer pennant, 3, first substitute
    b. 1, answer pennant, 3, second substitute
    c. 1, answer pennant, 3, third substitute
    d. N, 1, answer pennant, 3
315: The maximum number of passengers a "T-Boat" may carry __________.

    a. is stated on the vessel's Certificate of Inspection
    b. is the number authorized in the Navigation Rules
    c. depends on the number of lifejackets you carry
    d. is the number authorized by your license
316: The space containing the cylinders for the carbon dioxide(CO2) fire extinguishing system must be designed to preclude an anticipated ambient temperature over __________.

    a. 80°F
    b. 95°F
    c. 130°F
    d. 150°F
317: Your vessel will be entering the navigable waters of the United States. You are required by regulations to __________.

    a. test the primary and secondary steering systems no more than 8 hours before entering
    b. correct the charts of the area to be transited using the Notice(s) to Mariners or foreign equivalent reasonably available
    c. have a copy of Radio Navigational Aids
    d. check the magnetic compass for the correct deviation
318: The best treatment for preventing traumatic shock after an accident is to __________.

    a. have the victim exercise to increase circulation
    b. keep the victim from electrical equipment
    c. keep the victim warm and dry while lying down
    d. apply ice packs and avoid excitement
319: Foam is effective in combating which class(es) of fire?

    a. A
    b. B
    c. A and B
    d. B and C
319: Foam is effective in combating which class(es) of fire?

    a. A
    b. B
    c. A and B
    d. B and C
320: As the displacement of a vessel increases, the detrimental effect of free surface __________.

    a. increases
    b. decreases
    c. remains the same
    d. may increase or decrease depending on the fineness of the vessel's form
321: A signal indicating Greenwich mean time would be preceded with __________.

    a. a code hoist to indicate Greenwich mean time to follow
    b. the letter G
    c. the letters GT
    d. the letter Z
322: A definite advantage of using water as a fire extinguishing agent is its characteristic of __________.

    a. alternate expansion and contraction as water in a liquid state becomes a vapor
    b. absorption of smoke and gases as water is converted from a liquid to a vapor
    c. rapid contraction as water is converted from a liquid to a vapor
    d. rapid expansion as water absorbs heat and changes to steam
323: You must make a written application to obtain or renew your "T" boat's Certificate of Inspection __________.

    a. on form CG-835
    b. at the shipyard where you are hauled out
    c. on form CG-3752
    d. every time your boat is hauled out
324: The national distress, safety, and calling frequency is channel __________.

    a. 13
    b. 16
    c. 18
    d. 22
325: For the purposes of cargo oil containment, the fixed container under the manifold of an eight-inch loading line must hold a minimum of __________.

    a. three barrels
    b. four barrels
    c. six barrels
    d. eight barrels
326: CO2 cylinders, which protect the small space in which they are stored must __________.

    a. NOT contain more than 200 pounds of CO2
    b. be automatically operated by a heat actuator
    c. have an audible alarm
    d. All of the above
327: The maneuvering information required to be posted in the wheelhouse must be based on certain conditions. Which of the following is NOT one of these conditions?

    a. The hull must be clean.
    b. There must be calm weather-wind 10 knots or less and a calm sea.
    c. There must be no current.
    d. The depth of the water must be at least one and one-half times the draft.
328: A man has suffered a burn on the arm. There is extensive damage to the skin with charring present. How is this injury classified using standard medical terminology?

    a. Dermal burn
    b. Third-degree burn
    c. Major burn
    d. Lethal burn
329: Which statement about the free surface effect is TRUE?

    a. It has the same affect on initial stability whether the tank is 75% full or 25% full.
    b. The free surface effect usually increases at angles of heel above 25°.
    c. The effect increases if the tank is off the centerline.
    d. The effect can be reduced by shifting weights vertically.
330: Many vessels are provided with flume tanks, which also have a dump tank located under the flume tanks. In the event the ship is damaged, you could dump the flume tanks into the dump tank which would __________.

    a. reduce the free surface effect and raise the KG
    b. not have any effect on free surface and raise the KG
    c. reduce the free surface effect and lower the KG
    d. not have any effect on free surface and lower the KG
331: One of the limitations of foam as an extinguishing agent is that foam __________.

    a. cannot be made with salt water
    b. is heavier than oil and sinks below its surface
    c. is corrosive and a hazard to fire fighters
    d. conducts electricity
332: When using a high-velocity fog stream in a passageway, the possibility of a blow back must be guarded against. Blow back is most likely to occur when __________.

    a. pressure builds up in the nozzle which causes a surge of water
    b. the only opening in a passageway is the one from which the nozzle is being advanced
    c. pressure in the fire hose drops below 100 psi
    d. a bulkhead collapses due to heat and pressure
333: Which statement is TRUE concerning life preservers (Type I personal flotation devices)?

    a. Buoyant vests may be substituted for life jackets.
    b. Life preservers are designed to turn an unconscious person's face clear of the water.
    c. Life preservers must always be worn with the same side facing outwards to float properly.
    d. Lightly stained or faded life jackets will fail in the water and should not be used.
335: Your vessel is carrying 24,000 barrels of oil for discharge. The cargo hoses have an inside diameter of eight inches. The container around the loading manifold must hold __________.

    a. three barrels
    b. four barrels
    c. six barrels
    d. eight barrels
336: Carbon dioxide cylinders which protect machinery spaces, paint lockers and tanks may be located within those spaces when the amount of carbon dioxide does not exceed __________.

    a. 150 lbs
    b. 300 lbs
    c. 450 lbs
    d. 600 lbs
338: A man has a burn on his arm. There is reddening of the skin, blistering, and swelling. Using standard medical terminology this is a __________.

    a. major burn
    b. secondary burn
    c. second-degree burn
    d. blister burn
339: If a firefighting situation calls for low-velocity fog you would __________.

    a. order the engine room to reduce pressure on the fire pump
    b. put the lever on an all-purpose fire nozzle all the way forward
    c. attach a low-velocity fog applicator with the nozzle shut down
    d. put the lever on an all-purpose fire nozzle all the way back
340: Which statement about the free surface correction is TRUE?

    a. It is added to the uncorrected GM to arrive at the corrected available GM.
    b. It is obtained by dividing the free surface moments by 12 times the volume of displacement.
    c. It is obtained by dividing the total free surface by the total vertical moments.
    d. It is subtracted from the total longitudinal moments before dividing by displacement to find LCG.
341: The Master or other vessel representative must contact the nearest Coast Guard Marine Safety Office within five days of a(n) __________.

    a. grounding
    b. injury which requires first aid
    c. accident which requires $(SA)2500 of repairs
    d. All of the above are correct.
342: Every injury aboard a commercial fishing industry vessel must be reported to the __________.

    a. Coast Guard
    b. vessel owner or owner's agent
    c. Occupational Safety and Health Administration
    d. National Fisheries Service
343: An emergency sea anchor may be constructed by using __________.

    a. a boat bucket
    b. an air tank filled with water
    c. an oar and canvas weighted down
    d. All of the above
345: A 100-GT vessel, constructed before July 1,1974, is loading diesel fuel. What is the minimum capacity of the drip pans required for placement under or around each fuel tank vent, overflow, and fill pipe?

    a. 1 gallon
    b. 5 gallons
    c. 1 barrel
    d. 2 barrels
346: The supply of carbon dioxide used in the fixed extinguishing system aboard a cargo vessel MUST be at least sufficient for __________.

    a. all the spaces of a vessel
    b. all cargo spaces
    c. the engine room and largest cargo space
    d. the space requiring the largest amount
347: The danger of a charged hose left unattended on deck with the nozzle open is __________.

    a. the hose could burst
    b. the nozzle end will whip about causing damage or injury
    c. water damage to vessel's cargo or structure
    d. personnel might trip over the hose
348: A man has suffered a burn on the arm. There is a reddening of the skin but no other apparent damage. Using standard MEDICAL terminology, this is a __________.

    a. Minor burn
    b. Superficial burn
    c. Extremity burn
    d. First-degree burn
349: A marine radar system for surface navigation must be fitted on all ocean or coastwise vessels of over __________.

    a. 1,400 GT
    b. 1,500 GT
    c. 1,600 GT
    d. 1,700 GT
350: The most detrimental effect on initial stability is a result of liquids __________.

    a. flowing from side to side within the vessel
    b. flowing from fore to aft within a vessel
    c. flowing in and out of a holed wing tank
    d. pocketing in a slack tank as a vessel heels
351: What is the meaning of the signal "G1325"?

    a. The GMT is 1325.
    b. The latitude is 13°25'.
    c. The zone time is 1325.
    d. The longitude is 13°25'.
352: What is an advantage of water fog or water spray over a straight stream of water in fighting an oil fire?

    a. It has a smothering effect on the fire.
    b. It requires less water to remove the same amount of heat.
    c. It gives more protection to fire fighting personnel.
    d. All of the above
353: When a sea anchor is used in landing stern first in a heavy surf, sternway is checked by __________.

    a. slacking the tripping line and towing the sea anchor from the stern
    b. slacking the tripping line and towing the sea anchor by the holding line
    c. towing with the tripping line and leaving the holding line slack
    d. towing the apex end forward with the tripping line
354: The distress message of a ship should include considerable information which might facilitate the rescue. This information should __________.

    a. ALWAYS be included in the initial distress message
    b. be sent to a Coast Guard station FIRST
    c. be transmitted as a series of short messages, if time allows
    d. include the vessel's draft
355: The center of flotation of a vessel is the point in the waterplane __________.

    a. about which the vessel lists and trims
    b. which coincides with the center of buoyancy
    c. which, in the absence of external forces, is always vertically aligned with the center of gravity
    d. which is shown in the hydrostatic tables as VCB
356: The number of pounds of carbon dioxide required for each cargo space on a cargo vessel is equal to __________.

    a. the gross volume of the space in cubic feet divided by 100
    b. one pound of CO2 per cubic foot of space
    c. one pound of CO2 per square foot of deck area
    d. the gross volume of the space in cubic feet divided by 30
357: The operator of a vessel's radiotelephone must hold at least a __________.

    a. third class radiotelegraph operator certificate
    b. restricted radiotelephone operator permit
    c. general radiotelephone operator license
    d. mates license
358: When treating a person for third-degree burns, you should __________.

    a. submerge the burn area in cold water
    b. make the person stand up and walk to increase circulation
    c. cover the burns with thick, sterile dressings
    d. break blisters and remove dead tissue
359: A vessel is floating in saltwater at a mean draft of 14 feet. The length of the vessel is 450 feet, beam 50 feet, TPI 45. The BM is 16.34 feet. What is the vessel's displacement in tons?

    a. 4,500 tons
    b. 6,000 tons
    c. 7,560 tons
    d. 7,900 tons
360: The greatest effect on stability occurs from loose liquids flowing __________.

    a. from side to side in the tanks of the vessel
    b. from fore to aft in the tanks of a vessel
    c. in and out of a vessel that is holed in a wing tank
    d. in and out of a vessel that is holed in a peak tank
361: What can be used to measure the percentage of oxygen inside a chain locker?

    a. Flame safety lamp
    b. Combustible gas indicator
    c. Oxygen indicator
    d. H2S meter
362: Water fog from an all-purpose nozzle may be used to __________.

    a. fight an electrical fire
    b. fight a magnesium fire
    c. eliminate smoke from a compartment
    d. All of the above
363: You are in a lifeboat in a heavy sea. Your boat is dead in the water and unable to make way. To prevent broaching, you should __________.

    a. take no action, broaching is recommended in a heavy sea
    b. put out the sea anchor
    c. put out the sea painter
    d. fill the bottom of the boat with about one foot of water to make it ride better
365: What is the minimum fuel-oil discharge-containment needed for a 100 gross ton vessel constructed after June 30,1974?

    a. At least 5 gallons
    b. At least 1 barrel
    c. At least 2 barrels
    d. At least 3 barrels
366: You have determined that a cargo space on a freight vessel is 45 feet by 36 feet by 62 feet. How many pounds of carbon dioxide is required for this space?

    a. 1674
    b. 2511
    c. 3348
    d. 5022
367: A ship's radiotelephone station license is issued by the __________.

    a. U.S. Coast Guard
    b. Federal Communications Commission
    c. Radio Technical Commission for Marine Services
    d. Maritime Mobile Service Commission
369: A cargo vessel of 9,000 tons displacement is carrying a slack deep tank of molasses (SG 1.4). The tank measures 20 feet long and 30 feet wide. What will be the reduction in metacentric height due to free surface, with the vessel floating in sea water (SG 1.026)?

    a. .142 ft.
    b. .177 ft.
    c. .195 ft.
    d. .212 ft.
370: What is the principal danger from the liquid in a half full tank onboard a vessel?

    a. Corrosion from the shifting liquid
    b. Rupturing of bulkheads from the shifting liquid
    c. Loss of stability from free surface effect
    d. Holing of the tank bottom from the weight of the shifting liquid
372: The SS AMERICAN MARINER is loaded with the cargo shown. Use the white pages of The Stability Data Reference Book to determine the amount of liquid loading required in the double bottom tanks to meet a one compartment standard. ST-0005

    a. 189 tons
    b. 174 tons
    c. 158 tons
    d. No loading required
373: Your vessel is broken down and rolling in heavy seas. You can reduce the possibility of capsizing by __________.

    a. shifting the rudder constantly
    b. moving all personnel forward and low
    c. moving all personnel aft
    d. rigging a sea anchor
374: A vessel operating outside of coastal waters must carry an automatically activated Emergency Position Indicating Radio Beacon (EPIRB) if she __________.

    a. does not have berthing facilities
    b. has berthing and galley facilities
    c. is a workboat and her mother ship carries an EPIRB
    d. None of the above are correct.
375: Fueling results in the collection of waste oil in drip pans and containers. Which is an approved method of disposing of the waste oil?

    a. Draining it overboard when the vessel gets underway
    b. Placing it in proper disposal facilities
    c. Adding sinking agents and discharging it into the water
    d. Mixing it with dispersants before draining it overboard
376: Valves on steam-smothering lines to cargo tanks shall be set with __________.

    a. the master control valve shut and valves to individual cargo tanks shut
    b. the master control valve open and valves to individual cargo tanks shut
    c. the master control valve shut and valves to individual cargo tanks open
    d. all valves open
377: The regulations governing the frequencies of the bridge-to-bridge radiotelephone are issued by the __________.

    a. Department of Transportation
    b. Federal Communications Commission
    c. U.S. Coast Guard
    d. Department of Defense
378: The FIRST treatment for a surface burn is to __________.

    a. wash the burned area with a warm soap and water solution
    b. flood, bathe, or immerse the burned area in cold water
    c. cover the burned area with talcum powder and bandage it tightly
    d. leave the burned area exposed to the atmosphere
379: Plastic material may be discharged overboard from a vessel if it is __________.

    a. 3 miles from shore
    b. 12 miles from shore
    c. 25 miles from shore
    d. None of the above
380: You are fighting a fire in a cargo hold on your vessel. Which action is most important concerning the stability of the vessel?

    a. Shutting off electricity to damaged cables
    b. Draining fire-fighting water and pumping it overboard
    c. Maneuvering the vessel so the fire is on the lee side
    d. Removing burned debris from the cargo hold
381: What is the meaning of the signal "G0325"?

    a. The distance is 325 miles.
    b. The longitude is 3°25'.
    c. The course is 325°.
    d. Change course to 325°.
381: What is the meaning of the signal "G0325"?

    a. The distance is 325 miles.
    b. The longitude is 3°25'.
    c. The course is 325°.
    d. Change course to 325°.
382: A damaged "T-Boat" that is unable to meet the requirements of its Certificate of Inspection but is able to travel to a shipyard under its own power should __________.

    a. make the trip only after obtaining a "Permit to Proceed to Another Port for Repair", Form CG-948
    b. get underway as soon as possible
    c. hire a tug and pilot instead
    d. request an Expiration Certificate if the vessel displays a tendency to sink
383: The purpose of the tripping line on a sea anchor is to __________.

    a. aid in casting off
    b. direct the drift of the vessel
    c. aid in its recovery
    d. maintain maximum resistance to broaching
385: You are operating a non-ocean going vessel, how much of the accumulated oily waste must you be able to retain on board?

    a. 25%
    b. 50%
    c. 75%
    d. 100%
386: On vessels subject to 46 CFR Subchapter T, Certification Expiration Date Stickers __________.

    a. are issued along with a valid Certificate of Inspection (COI) to indicate the date the COI expires
    b. must be readily visible to each passenger prior to boarding and to patrolling Coast Guard law enforcement personnel
    c. must be placed on glass or other smooth surfaces where they may be removed without damage to the vessel
    d. All of the above
387: If your vessel is equipped with a radiotelephone, what must also be aboard?

    a. Certificate of Inspection
    b. List of ship stations
    c. Copy of ship to shore channels
    d. Radio station license
387: If your vessel is equipped with a radiotelephone, what must also be aboard?

    a. Certificate of Inspection
    b. List of ship stations
    c. Copy of ship to shore channels
    d. Radio station license
388: A victim has suffered a second-degree burn to a small area of the lower arm. What is the proper treatment for this injury?

    a. Immerse the arm in cold water for 1 to 2 hours, apply burn ointment, and bandage.
    b. Open any blisters with a sterile needle, apply burn ointment and bandage.
    c. Apply burn ointment, remove any foreign material and insure that nothing is in contact with the burn.
    d. Immerse the arm in cold water for 1 to 2 hours, open any blister and apply burn ointment.
389: On a vessel of 9,000 tons displacement, compute the reduction in metacentric height due to free surface in a hold having free water on the tank tops. The hold is 20 feet long and 30 feet wide. The reduction in metacentric height is __________.

    a. .09 feet
    b. .12 feet
    c. .14 feet
    d. .16 feet
390: A tank which carries liquid is dangerous to the stability of a vessel when it is __________.

    a. low in the vessel
    b. completely empty
    c. completely full
    d. slack
391: Foam is a very effective smothering agent and __________.

    a. it provides cooling as a secondary effect
    b. works well on extinguishing electrical fires
    c. can be used to combat combustible metal fires
    d. All of the above
392: What should be used to remove corrosion from the swivel on the female coupling of a fire hose?

    a. Bearing grease and a wire brush
    b. Talc and fine sandpaper
    c. Fish oil and a soft brush
    d. Fresh water, soap, and a stiff brush
393: A sea anchor is __________.

    a. a heavy anchor with an extra long line used to anchor in deep water
    b. a cone shaped bag used to slow down the wind drift effect
    c. a pad eye to which the sea painter is made fast
    d. made of wood if it is of an approved type
394: If you are transmitting a distress message by radiotelephone you should __________.

    a. use English language
    b. always use the International Code
    c. preface it by the word "Interco"
    d. follow the transmission with the radio alarm signal
395: You are operating a 1,000 GT non-ocean going tankship. It must be equipped with __________.

    a. two pumps for discharging oily bilge slops
    b. a fixed piping system for bilge slops with one outlet on each side of the weather deck
    c. a means on the weather deck to stop each pump used to discharge oily waste
    d. None of the above
396: Deck foam systems, designed to protect cargo areas on tank vessels built after January 1, 1975, must have a supply of foam-producing material to operate the system at its designed rate of foam production for __________.

    a. 15 minutes without recharging
    b. 20 minutes without recharging
    c. 25 minutes without recharging
    d. 30 minutes without recharging
397: The Sailing Plan, required by vessels participating in AMVER, must be sent __________.

    a. within a few hours before or after departure
    b. prior to departure
    c. within 24 hours of departure
    d. within 12 hours of departure
398: For small, first-degree burns the quickest method to relieve pain is to __________.

    a. immerse the burn in cold water
    b. administer aspirin
    c. apply petroleum jelly
    d. apply a bandage to exclude air
399: What is the minimum number of people required to safely handle a 2-1/2 inch fire hose?

    a. 1
    b. 2
    c. 3
    d. 4
400: Whenever a "T-Boat" is hauled out for repairs or alterations affecting its safety you must __________.

    a. provide a complete set of plans to the Commandant for review
    b. notify the cognizant OCMI
    c. schedule a full safety equipment inspection
    d. Both B and C
401: On a vessel of 12,000 tons displacement, what is the reduction in metacentric height due to free surface when a tank 60 feet long and 60 feet wide is partially filled with water?

    a. 2.30 feet
    b. 2.43 feet
    c. 2.48 feet
    d. 2.57 feet
402: To lubricate the swivel or remove corrosion from a fire hose coupling, you should use __________.

    a. glycerine
    b. graphite
    c. kerosene
    d. fresh water and soap
403: Due to the shape of the sea anchor, the best way to haul it back aboard is by __________.

    a. hauling in on the anchor line as you would any anchor
    b. getting all hands to assist
    c. its trip line
    d. cutting the line, as you cannot haul it back in
405: A vessel in ocean service that does not have an approved means of processing oily bilge slops or oily ballast must have __________.

    a. a fixed piping system for ballast discharge to a reception facility
    b. a discharge outlet for the ballast system on each side of the weather deck
    c. one portable adapter for a shore connection to the ballast line
    d. All of the above
406: A SOLAS passenger ship safety certificate is required on all __________.

    a. T-Boats carrying more than 49 passengers for hire
    b. T-Boats that carry more than 12 passengers on an international voyage
    c. T-Boats carrying more than 150 passengers for hire
    d. large excursion vessels on lakes, bays, sounds, and river routes
407: Any person maintaining a listening watch on a bridge-to-bridge radiotelephone must be able to __________.

    a. speak English
    b. repair the unit
    c. send Morse Code
    d. speak a language the vessel's crew will understand
408: If a person is unconscious from electric shock, you should first remove him from the electrical source and then __________.

    a. administer ammonia smelling salts
    b. check for serious burns on the body
    c. determine if he is breathing
    d. massage vigorously to restore circulation
409: What is the reduction in metacentric height due to free surface when a tank 60 feet long and 30 feet wide is partially filled with salt water, and is fitted with a centerline bulkhead? (The vessel has a displacement of 10,000 tons.)

    a. 0.1 foot
    b. 0.8 foot
    c. 1.0 foot
    d. 1.2 feet
410: The effect of free surface on initial stability depends upon __________.

    a. the amount of liquid in the compartment
    b. the dimensions of the liquid surface and the vessel's displacement
    c. only the length of the compartment
    d. the vertical position of the liquid in the vessel
411: Under Annex V to MARPOL 73/78, garbage discharged from vessels that are located between 3 and 12 nautical miles from nearest land must be ground to less than __________.

    a. 1"
    b. 1-1/4"
    c. 1-1/2"
    d. 2"
412: To get low-velocity fog from an all-purpose nozzle, you would __________.

    a. attach the bronze nozzle tip to the fog outlet of the nozzle
    b. attach an applicator to the nozzle in place of the bronze nozzle tip
    c. attach an applicator to the solid stream outlet on the nozzle
    d. simply move the handle to the vertical position on the nozzle
413: Paint and oil lockers on small passenger vessels must be constructed of or lined with __________.

    a. steel or equivalent material
    b. fiberglass
    c. sheetrock, asbestos, or other material that retards the spread of fire
    d. marine plywood
414: A vessel in distress should send by radio telephone the two tone alarm signal followed immediately by the __________.

    a. distress position
    b. spoken words "Mayday, Mayday, Mayday"
    c. ship's name
    d. ship's call letters
415: What must ocean going vessels of 100 GT to 400 GT be fitted with for oily mixtures?

    a. A fixed system to discharge the slops overboard
    b. A fixed system to discharge oily mixtures to a reception facility
    c. A portable system to discharge the slops overboard
    d. A portable system to discharge oily mixtures to a reception facility
416: Under the regulations for cargo vessels, which statement is TRUE concerning fireman's outfits?

    a. If a vessel carries two outfits, they may be stored in the same location.
    b. Each fireman's outfit shall contain a flame safety lamp of an approved type.
    c. Each fireman's outfit shall contain a fresh-air breathing apparatus.
    d. All of the above
418: Treatment(s) of heat exhaustion consist(s) of __________.

    a. moving to a shaded area and laying down
    b. bathing with rubbing alcohol
    c. placing the patient in a tub of cold water
    d. All of the above
419: The SS AMERICAN MARINER will sail with the load shown. Use the white pages of The Stability Data Reference Book to determine the drafts. ST-0006

    a. FWD 23'-03", AFT 27'-00"
    b. FWD 23'-07", AFT 26'-07"
    c. FWD 24'-01", AFT 26'-02"
    d. FWD 24'-06", AFT 25'-10"
420: The most important figure in calculating the free surface constant of a tank carrying liquids is __________.

    a. depth
    b. length
    c. displacement
    d. breadth
421: After the initial AMVER Position Report, sent by a vessel sailing foreign, subsequent Position Reports must be sent no less frequently than every __________.

    a. 24 hours
    b. 36 hours
    c. 48 hours
    d. Monday, Wednesday, and Friday
422: The all-purpose nozzle will produce a fog spray when you __________.

    a. pull the nozzle handle all the way back toward the operator
    b. pull the nozzle handle back to a position where the handle is perpendicular to the plane of the nozzle
    c. push the nozzle handle forward as far as it will go
    d. insert a fog applicator between the fire hose and nozzle
423: When you stream a sea anchor, you should make sure that the holding line is __________.

    a. long enough to cause the pull to be more horizontal than downward
    b. long enough to reach bottom
    c. short enough to cause the pull to be downward
    d. short enough to avoid tangling
424: What would be used to call all stations in your vicinity by radiotelephone?

    a. Calling all stations
    b. Charlie Quebec
    c. Alpha Alpha
    d. Kilo
425: If you must pump bilges while a vessel is in port, you should pump only __________.

    a. if discharge is led to a shore tank or barge
    b. during the hours of darkness
    c. on the outgoing tide
    d. as much as is necessary
426: A 2,000 GT tankship is required to carry __________.

    a. emergency outfits only on an international voyage
    b. one oxygen breathing apparatus with enough lifeline to reach from the open deck to any part of the tanks
    c. two self-contained breathing apparati
    d. two canister type gas masks if such vessel is authorized to carry grade A, B, C or D liquids
427: Radio station logs involving communications during a disaster shall be kept by the station licensee for at least __________.

    a. 4 years from date of entry
    b. 3 years from date of entry
    c. 2 years from date of entry
    d. 1 year from date of entry
428: Physical exertion on the part of a person who has fallen into cold water would __________.

    a. be the best thing to try if there was no rescue in sight
    b. increase survival time in the water
    c. increase the rate of heat loss from the body
    d. not affect the heat loss from the body
429: You are at sea and not in a special area as defined in ANNEX V of MARPOL. How many nautical miles from land must you be to discharge ground garbage that will pass through a one-inch (25 mm) screen into the sea?

    a. 3 nm
    b. 6 nm
    c. 12 nm
    d. 25 nm
430: The effects of free surface on a vessel's initial stability do NOT depend upon the __________.

    a. volume of displacement of the vessel
    b. dimensions of the surface of the liquid
    c. amount of liquid in slack tanks
    d. specific gravity of the liquid in the tank
431: The SS AMERICAN MARINER arrived in port with drafts of: FWD 28'-04", AFT 31'-10". Cargo was loaded and discharged as shown. Use sheet 2 in the white pages of The Stability Data Reference Book to determine the final drafts. ST-0007

    a. FWD 29'-01", AFT 31'-04"
    b. FWD 29'-05", AFT 31'-00"
    c. FWD 29'-08", AFT 30'-09"
    d. FWD 29'-11", AFT 30'-07"
432: One advantage of the "all-purpose nozzle" is that it __________.

    a. can fit any size hose
    b. converts a stream of water into a fog
    c. increases the amount of water reaching the fire
    d. can spray two streams of water at the same time
433: If passengers are on board when an abandon ship drill is carried out, they should __________.

    a. take part
    b. watch
    c. go to their quarters
    d. stay out of the way and do what they want
434: You are underway in the Gulf of Mexico when you hear a distress message over the VHF radio. The position of the sender is about 20 miles south of Galveston, TX, and you are about 80 miles ESE of Galveston. What action should you take?

    a. Immediately acknowledge receipt of the distress message
    b. Defer acknowledgment for a short interval so that a coast station may acknowledge receipt
    c. Do not acknowledge receipt until other ships nearer to the distress have acknowledged
    d. Do not acknowledge receipt because you are too far away to take action
435: If an emergency pump control is used as the emergency shutdown on a tank vessel, it must __________.

    a. stop the flow of oil at the main deck manifold
    b. prevent the oil from leaving the shore facility
    c. prevent the oil from siphoning through the pump
    d. None of the above
437: On small passenger vessels bunks installed in overnight passenger accommodation spaces __________.

    a. must be no less than 74" long and 24" wide with 24" of clear space above
    b. must not be located more than 3 high, fitted with a suitable aid to access bunks more than 5' above deck with suitable aids to access bunks more than 5' above deck
    c. must be immediately adjacent to an aisle leading to a means of escape
    d. All of the above
438: A crew member has suffered frostbite to the toes of both feet. You should __________.

    a. immerse the feet in warm water
    b. warm the feet with a heat lamp
    c. warm the feet at room temperature
    d. rub the feet
439: Fixed CO2 systems would not be used on crew's quarters or __________.

    a. the paint locker
    b. spaces open to the atmosphere
    c. cargo holds
    d. the engine room
440: You are making a heavy lift with the jumbo boom. Your vessel displaces 8390 T. The 40 ton weight is on the pier and its center is 55' to starboard of the centerline. The head of the boom is 110' above the base line and the center of gravity of the lift when stowed on deck will be 45' above the base line. As the jumbo boom takes the strain the ship lists to 3.5°. What is the GM with the cargo stowed?

    a. 4.58 feet
    b. 4.27 feet
    c. 3.93 feet
    d. 3.68 feet
441: Your vessel is broken down and rolling in heavy seas. You can reduce the possibility of capsizing by __________.

    a. moving all personnel aft
    b. constantly shifting the rudder
    c. rigging a sea anchor
    d. moving all personnel forward and low
442: On the all-purpose nozzle, the position of the valve when the handle is all the way forward is __________.

    a. shut
    b. fog
    c. solid stream
    d. spray
444: A call between any two ship stations on an intership working frequency shall have a maximum duration of __________.

    a. 2 minutes
    b. 3 minutes
    c. 4 minutes
    d. 5 minutes
446: The number of fire axes required to be carried on a cargo vessel of 14,000 GT and on an international voyage is __________.

    a. 4
    b. 6
    c. 8
    d. 12
447: According to the "Vessel Bridge-to-Bridge Radiotelephone Act", what is NOT required in the radiotelephone log?

    a. Distress and alarm signals transmitted or intercepted
    b. Times of beginning and end of watch period
    c. Routine navigational traffic
    d. Daily statement about the condition of the required radiotelephone equipment
448: Treatment of frostbite includes __________.

    a. rubbing affected area with ice or snow
    b. rubbing affected area briskly to restore circulation
    c. wrapping area tightly in warm cloths
    d. warming exposed parts rapidly
449: On a vessel of 9,000 tons displacement there are two slack deep tanks of palm oil (SG .86). Each tank is 40 feet long and 30 feet wide. What is the reduction in metacentric height due to free surface with the vessel in sea water (SG 1.025)?

    a. .27 ft
    b. .48 ft
    c. .57 ft
    d. .74 ft
450: Which type of portable fire extinguisher is best suited for putting out a Class D fire?

    a. Dry chemical
    b. CO2
    c. Foam
    d. Dry powder
452: When the handle of an all-purpose nozzle is in the forward position, the nozzle will __________.

    a. produce high-velocity fog
    b. produce low-velocity fog
    c. produce a straight stream
    d. shut off the water
453: You must shift a weight from the upper 'tween deck to the lower hold. This shift will __________.

    a. make the vessel more tender
    b. make the vessel stiffer
    c. increase the rolling period
    d. decrease the metacentric height
454: Marine Operators, when calling a ship on VHF-FM radiotelephone, normally call on channel __________.

    a. 13
    b. 16
    c. 19
    d. 23
455: Fuel for use on a vessel (300 GT or more constructed before July 1, 1974) may be carried in independent tanks forward of a collision bulkhead if the __________.

    a. tanks were designated, installed, or constructed for fuel oil carrying before July 1, 1974
    b. tank is 18 inches inboard of the hull structure
    c. shell of the tank is of the same thickness or greater than that of the vessel's hull
    d. fuel has a flash point above 180°F
456: On a vessel of 900 GT, the minimum number of fire axes required is __________.

    a. 2
    b. 4
    c. 6
    d. 8
457: According to the "Vessel Bridge-to-Bridge Radiotelephone Act", your radiotelephone log must contain __________.

    a. a record of all routine calls
    b. a record of your transmissions only
    c. the home address of the vessel's Master or owner
    d. a summary of all distress calls and messages
459: What is the minimum number of people required to safely handle a 1-1/2 inch fire hose?

    a. 1
    b. 2
    c. 3
    d. 4
460: A vessel of not more than 65 feet in length must have a collision bulkhead if it carries more than __________.

    a. 6 passengers
    b. 12 passengers
    c. 36 passengers
    d. 49 passengers
461: Which statement about transmitting distress messages by radiotelephone is INCORRECT?

    a. It is advisable to follow a distress message on 2182 kHz by two dashes of 10 to 15 seconds duration.
    b. Channel 16 (156.8 MHz) may be used for distress messages.
    c. If no answer is received on the designated distress frequencies, repeat the distress call on any frequency available.
    d. Distress messages should first be transmitted on 2182 kHz.
462: When the handle of an all-purpose nozzle is in the vertical position and without an applicator, the all-purpose nozzle will __________.

    a. produce high-velocity fog
    b. produce low-velocity fog
    c. produce a straight stream
    d. shut off the water
463: When water-cooled engines are installed on small passenger vessels, the cooling system __________.

    a. pump must operate whenever the engine is operating
    b. must have a suitable hull strainer in the raw water intake
    c. may use a closed fresh water system
    d. All of the above
464: You are making a telephone call ship-to-shore using the VHF-FM service. You can tell that the working channel is busy if you hear __________.

    a. speech
    b. signaling tones
    c. a busy signal
    d. All of the above
465: A cargo hose is marked with the __________.

    a. maximum working pressure
    b. bursting pressure
    c. safety relief valve setting
    d. maximum temperature
465: A cargo hose is marked with the __________.

    a. maximum working pressure
    b. bursting pressure
    c. safety relief valve setting
    d. maximum temperature
466: Deficient oxygen content inside a chain locker can be detected with __________.

    a. litmus paper
    b. a combustible gas indicator
    c. an oxygen breathing apparatus
    d. an oxygen indicator
467: Which is the required location of the radiotelephone station aboard a vessel to which the "Vessel Bridge-to-Bridge Radiotelephone Act" applies?

    a. On the bridge or in the wheelhouse
    b. In a separate radio compartment
    c. Adjacent to the main power source
    d. As high as possible on the vessel
470: A squeeze-grip type carbon-dioxide portable fire- extinguisher has been partially discharged. It should be __________.

    a. replaced in its proper location if weight loss is no more than 15%
    b. labeled empty and recharged as soon as possible
    c. replaced in its proper location regardless of weight
    d. replaced in its proper location if weight loss is no more than 25%
471: In how many locations must lifeboats be installed on a mobile offshore drilling unit?

    a. 4
    b. 3
    c. 2
    d. 1
472: When the handle of an all-purpose nozzle is pulled all the way back, it will __________.

    a. produce high-velocity fog
    b. produce low-velocity fog
    c. produce a straight stream
    d. shut off the water
473: Each small passenger vessel that operates on the high seas, or beyond 3 miles from the coastline of the Great Lakes must have a Category 1 406 MHz EPIRB that __________.

    a. is in good operating condition and is stowed near its charger
    b. will float free and clear of a sinking vessel and automatically activate
    c. is protected against all physical hazards
    d. All of the above
474: You are making ship-to-shore telephone calls on VHF. You should use the __________.

    a. VHF-FM service
    b. coastal harbor service
    c. high seas service
    d. emergency broadcast service
475: The minimum bursting pressure for each cargo hose assembly must be at least __________.

    a. the sum of the relief valve setting and the static head
    b. twice the sum of the relief valve setting and the static head
    c. three times the sum of the relief valve setting and the static head
    d. four times the sum of the relief valve setting and the static head
476: What type of gauging is required for a cargo of formic acid?

    a. Open
    b. Restricted
    c. Closed
    d. None of the above
477: The radiotelephone required by the "Vessel Bridge-to-Bridge Radiotelephone Act" is for the exclusive use of __________.

    a. the Master or person in charge of the vessel
    b. a person designated by the Master
    c. a person on board to pilot the vessel
    d. All of the above
477: The radiotelephone required by the "Vessel Bridge-to-Bridge Radiotelephone Act" is for the exclusive use of __________.

    a. the Master or person in charge of the vessel
    b. a person designated by the Master
    c. a person on board to pilot the vessel
    d. All of the above
478: A crew member is unconscious and the face is flushed. You should __________.

    a. lay the crew member down with the head and shoulders slightly raised
    b. administer a liquid stimulant
    c. lay the crew member down with the head lower than the feet
    d. attempt to stand the crew member upright to restore consciousness
480: A tanker's mean draft is 32'-05". At this draft, the TPI is 178. The mean draft after loading 1200 tons will be __________.

    a. 33'-00"
    b. 33'-04"
    c. 33'-08"
    d. 33'-11"
481: How should the letter "D" be pronounced when spoken on the radiotelephone?

    a. DUKE
    b. DA VID
    c. DOG
    d. DELL TAH
482: The high-velocity fog tip used with the all-purpose fire fighting nozzle should always be __________.

    a. attached by a chain
    b. coated with heavy grease to prevent corrosion
    c. painted red for identity as emergency equipment
    d. stored in the clip at each fire station
483: The SS AMERICAN MARINER is ready to load the cargo listed. There is already 4184 tons of cargo on board with a KG of 27.8 feet. Use the white pages of the Stability Data Reference Book to determine the final KG of all the cargo after loading is completed. ST-0008

    a. KG 25.8 feet
    b. KG 26.6 feet
    c. KG 27.2 feet
    d. KG 28.0 feet
484: A message warning of a tropical storm should be sent as a(n) __________.

    a. routine message
    b. urgent message
    c. distress message
    d. safety message
485: Cargo hose carried on tank vessels must be designed to withstand the pressure of the shutoff head of the cargo pump or pump relief valve setting, but in no case should it be less than __________.

    a. 100 psi
    b. 150 psi
    c. 200 psi
    d. 250 psi
486: The SS AMERICAN MARINER arrived in port with drafts of: FWD28'-04", AFT 30'-11". Cargo was loaded and discharged as indicated. Use sheet 2 in the white pages of the Stability Data Reference Book to determine the final drafts. ST-0009

    a. FWD 29'-01", AFT 30'-10"
    b. FWD 29'-03", AFT 30'-08"
    c. FWD 29'-07", AFT 30'-08"
    d. FWD 29'-08", AFT 30'-06"
487: Which statement is TRUE concerning radiotelephones on board towing vessels?

    a. There cannot be a radiotelephone located anywhere except in the wheelhouse.
    b. The officer in charge of the wheelhouse is considered to have the radiotelephone watch.
    c. Only distress messages may be transmitted over channel 13.
    d. Only the Master of the vessel is allowed to speak over the radiotelephone.
488: A rescuer can most easily determine whether or not an adult victim has a pulse by checking the pulse at the __________.

    a. carotid artery in the neck
    b. femoral artery in the groin
    c. brachial artery in the arm
    d. radial artery in the wrist
489: An extinguisher with 15 lbs. of CO2 or 10 lbs. of dry chemical is a size __________.

    a. I
    b. II
    c. III
    d. IV
490: Which statement relating to AMVER (Automated Mutual-assistance Vessel Rescue) is TRUE?

    a. There is no cost to the ship or owner for messages sent within the AMVER system.
    b. An AMVER participant is under greater obligation to render assistance to a vessel in distress than a non-participant.
    c. An AMVER participant is not relieved of the obligation to give 24 hour advance notice to the U.S. Coast Guard before entering a U.S. port from offshore.
    d. The AMVER system does not reduce the time lost for vessels responding to calls for assistance.
491: Before starting to hoist provisions, which should be checked?

    a. Hoist rope is not kinked
    b. Multiple part lines are not twisted around each other
    c. The hook is centrally located over the load
    d. All of the above
492: The spray of water produced by using the high-velocity fog position on an all-purpose nozzle will have __________.

    a. greater range than low-velocity fog
    b. lesser range than low-velocity fog
    c. about the same range as low-velocity fog
    d. greater range than a solid stream
493: Why are lifeboats usually double-enders?

    a. They are more seaworthy and less likely to be swamped or broach to.
    b. They can go forward and backward more easily.
    c. They require less space for stowing aboard ship.
    d. There is no particular reason for this.
494: A message giving warning of a hurricane should have which prefix when sent by radiotelephone?

    a. Pan-Pan (3 times)
    b. Securite Securite Securite
    c. TTT TTT TTT
    d. No special prefix
495: No vessel may use or carry an oil transfer hose unless it meets certain requirements. Which of the following is NOT among those requirements?

    a. Metallic reinforcement
    b. A bursting pressure that is at least four times the sum of the relief valve setting and the static head
    c. A working pressure that is more than the sum of the relief valve setting and the static head
    d. Identification markings
496: The lifeboat releasing gear lever should be marked with the words __________.

    a. "DANGER, DO NOT TOUCH"
    b. "DANGER, BOAT MAY DROP"
    c. "DANGER, LEVER RELEASES BOAT"
    d. "DANGER, LEVER DROPS BOAT"
497: The Coast Guard broadcasts routine weather reports on channel __________.

    a. 13
    b. 9A
    c. 22A
    d. 44
498: An unconscious person should NOT be __________.

    a. placed in a position with the head lower than the body
    b. given an inhalation stimulant
    c. given something to drink
    d. treated for injuries until conscious
499: In setting the valves on a steam-smothering system on a tank vessel, the master control valve to cargo tanks should be __________.

    a. open and individual tank valves open
    b. open and the individual tank valves closed
    c. closed and the individual tank valves closed
    d. closed and the individual tank valves open
500: Safety shackles are fitted with __________.

    a. a threaded bolt
    b. a round pin, with a cotter pin
    c. a threaded bolt, locknuts, and cotter pins
    d. round pins and locknuts
501: The SS AMERICAN MARINER is loaded with the cargo shown. Use the white pages of The Stability Data Reference Book to determine the amount of liquid loading required in the double bottom tanks to meet a one compartment standard. ST-0010

    a. 1292 tons
    b. 1248 tons
    c. 1211 tons
    d. 1172 tons
502: Penetrations and openings in watertight bulkheads in a small passenger vessel less than 100 gross tons must __________.

    a. be kept as high and as far inboard as possible
    b. not contain sluice valves that allow water to flow freely from one watertight compartment to another
    c. have some means to make them watertight
    d. All of the above
503: Your vessel has lifeboats on both sides. Lifeboat No. 2 is located __________.

    a. forward of lifeboat No. 4 on the starboard side
    b. forward of lifeboat No. 4 on the port side
    c. aft of lifeboat No. 1 on the starboard side
    d. All of the above
504: If you wished to transmit a message by voice concerning the safety of navigation, you would preface it by the word __________.

    a. Mayday
    b. Pan-pan
    c. Securite
    d. Safety
506: The capacity of any liferaft on board a vessel can be determined by __________.

    a. examining the Certificate of Inspection
    b. examining the plate on the outside of the raft container
    c. referring to the Muster List ("Station Bill")
    d. referring to the shipping articles
507: While underway, if you are required to have a radiotelephone, you must maintain a continuous listening watch on channel __________.

    a. 6 (156.3 MHz)
    b. 12 (156.6 MHz)
    c. 14 (156.7 MHz)
    d. 16 (156.8 MHz)
508: Which should NOT be a treatment for a person who has received a head injury and is groggy or unconscious?

    a. Give a stimulant.
    b. Elevate his head.
    c. Stop severe bleeding.
    d. Treat for shock.
509: Placing a lashing across a hook to prevent a fitting from slipping out of the hook is called __________.

    a. faking
    b. flemishing down
    c. mousing
    d. worming
510: A new crew member aboard your fishing vessel, who has not received any safety instructions or participated in any drills, reports on board. The Master must provide a safety orientation __________.

    a. within one week
    b. within 24 hours
    c. on reporting day if it occurs within normal work hours
    d. before sailing
511: The SS AMERICAN MARINER is loaded with the cargo shown. Use the white pages of The Stability Data Reference Book to determine the amount of liquid loading required in the double bottom tanks to meet a one compartment standard. ST-0011

    a. 696 tons
    b. 520 tons
    c. 473 tons
    d. 444 tons
512: The SS AMERICAN MARINER arrived in port with drafts of: FWD 28'-08", AFT 29'-05". Cargo was loaded and discharged as shown. Use sheet 2 in the white pages of The Stability Data Reference Book to determine the final drafts. ST-0012

    a. FWD 28'-10", AFT 29'-04"
    b. FWD 29'-02", AFT 29'-07"
    c. FWD 29'-04", AFT 29'-04"
    d. FWD 29'-05", AFT 29'-08"
513: Number 3 lifeboat would be __________.

    a. the forward boat on the starboard side
    b. behind boat number 1 on the port side
    c. behind boat number 1 on the starboard side
    d. behind boat number 2 on the port side
514: You hear on the radiotelephone the word "Securite" spoken three times. This indicates that __________.

    a. a message about the safety of navigation will follow
    b. a message of an urgent nature about the safety of a ship will follow
    c. the sender is in distress and requests immediate assistance
    d. you should secure your radiotelephone
515: Which statement is TRUE concerning the placard entitled "Discharge of Oil Prohibited"?

    a. It is required on all vessels.
    b. It may be located in a conspicuous place in the wheelhouse.
    c. It may be located at the bilge and ballast pump control station.
    d. All of the above
516: Which toxic gas is a product of incomplete combustion, and is often present when a fire burns in a closed compartment?

    a. Carbon dioxide
    b. Hydrogen sulfide
    c. Carbon monoxide
    d. Nitric oxide
517: The VHF radiotelephone calling/safety/distress frequency is __________.

    a. 156.8 MHz (channel 16)
    b. 156.7 MHz (channel 14)
    c. 156.65 MHz (channel 13)
    d. 156.6 MHz (channel 12)
518: A person who gets battery acid in an eye should IMMEDIATELY wash the eye with __________.

    a. boric acid solution
    b. water
    c. baking soda solution
    d. ammonia
519: A vessel must have at least two fireman's outfits aboard if she __________.

    a. is documented
    b. is over 100 gross tons
    c. is under foreign articles
    d. has more than 49 people aboard
520: What is the displacement of a barge which measures 85' x 46' x 13' and is floating in salt water with a draft of ten feet?

    a. 1117 tons
    b. 1452 tons
    c. 500 tons
    d. 17.5 tons
521: On a vessel of 6,000 tons displacement there are two slack tanks of carbon tetrachloride (SG 1.6). Each tank is 40 feet long and 25 feet wide. What is the reduction in metacentric height due to free surface with the vessel in sea water (SG 1.025)?

    a. .39 ft
    b. .77 ft
    c. .88 ft
    d. .95 ft
522: A spanner is a __________.

    a. cross connection line between two main fire lines
    b. special wrench for the couplings in a fire hose line
    c. tackle rigged to support a fire hose
    d. None of the above
523: The bottom row of plating next to the keel of a lifeboat is known as the __________.

    a. sheer strake
    b. bilge strake
    c. garboard strake
    d. keel rib
524: The radiotelephone safety message urgently concerned with safety of a person would be prefixed by the word __________.

    a. Mayday
    b. Pan
    c. Safety
    d. Interco
525: What would you consult to determine the number of persons required on duty while loading a cargo of leaded gasoline on your tanker?

    a. 46 CFR Part 15 (Manning)
    b. Certificate of Inspection
    c. Oil Transfer Procedures Manual
    d. IOPP Certificate
526: Motor-propelled lifeboats are required to have sufficient fuel to operate continuously at 6 knots for how many hours?

    a. 6
    b. 12
    c. 18
    d. 24
527: The VHF radiotelephone frequency designated to be used only to transmit or receive information pertaining to the safe navigation of a vessel is __________.

    a. 156.8 MHz (channel 16)
    b. 156.7 MHz (channel 14)
    c. 156.65 MHz (channel 13)
    d. 156.6 MHz (channel 12)
528: If a person gets something in his or her eye and you see that it is not embedded, you can __________.

    a. get them to rub their eye until the object is gone
    b. remove it with a match or toothpick
    c. remove it with a piece of dry sterile cotton
    d. remove it with a moist, cotton-tipped applicator
529: You are ordering ship's stores. Which statement is TRUE?

    a. Up to five gallons of a flammable liquid may be stowed in the engine room.
    b. All stores of line, rags, linens and other similar type stores must be certified by UL as being fire retardant.
    c. Cylinders containing compressed gasses must be constructed and tested in accordance with the Bureau of Standards.
    d. All distress flares when received must be stored in the portable magazine chest.
530: The TPI curve, one of the hydrostatic curves in a vessel's plans, gives the number of tons __________.

    a. necessary to change the angle of list 1° at a given draft
    b. necessary to change trim 1 inch at a given draft
    c. pressure per square inch on the vessel's hull at a given draft
    d. necessary to further immerse the vessel 1 inch at a given draft
531: A CO2 portable extinguisher is annually checked by __________.

    a. reading the gage pressure
    b. weighing the extinguisher
    c. discharging a small amount of CO2
    d. seeing if the seal has been broken
532: Fire hose should be washed with __________.

    a. salt water and a wire brush
    b. caustic soap
    c. mild soap and fresh water
    d. a holystone
533: What is the purpose of limber holes?

    a. To allow for air circulation
    b. To allow for stress and strain in rough waters
    c. To allow water in the boat to drain overboard
    d. To allow water in the bilge to get to the boat drain
534: Your vessel has been damaged and is taking on water, but you do not require immediate assistance. You would preface a message advising other vessels of your situation with __________.

    a. Mayday-Mayday-Mayday
    b. Pan-Pan (3 times)
    c. Securite-Securite-Securite
    d. SOS-SOS-SOS
535: What is NOT required to be contained in the oil transfer procedures?

    a. A line diagram of the vessel's oil transfer piping
    b. The number of persons on duty during oil transfer operations
    c. Any special procedures for topping off tanks
    d. The location and capacity of all fuel and cargo tanks on the vessel
536: A fully loaded motor-propelled lifeboat must be capable of attaining a speed of at least __________.

    a. 3 knots in smooth water
    b. 6 knots in smooth water
    c. 3 knots in rough water
    d. 6 knots in rough water
537: What frequency has the FCC designated for the use of bridge-to-bridge radiotelephone communications?

    a. 156.275 MHz channel 65
    b. 156.650 MHz channel 13
    c. 157.000 MHz channel 28
    d. 157.000 MHz channel 20
538: A victim is coughing and wheezing from a partial obstruction of the airway. An observer should __________.

    a. perform the Heimlich maneuver
    b. immediately start CPR
    c. give back blows and something to drink
    d. allow the person to continue coughing and dislodge the obstruction on his own
539: On a vessel of 10,000 tons displacement, compute the reduction in metacentric height due to free surface in a hold having free water on tank tops. The hold is 50 feet long and 50 feet wide. The reduction in metacentric height is __________.

    a. 1.2 feet
    b. 1.1 feet
    c. 1.3 feet
    d. 1.5 feet
540: Of the following, the most important consideration for a tank vessel is __________.

    a. GM
    b. the vertical center of gravity
    c. the longitudinal center of gravity
    d. the stress on the hull
541: The signal "AS" when used in signaling by the International Code of Signals means "________________".

    a. Over
    b. Finished with transmission
    c. Wait
    d. Repeat this signal
542: Before inserting a low-velocity fog applicator into an all-purpose nozzle, you must __________. (D004SA )

    a. install the high-velocity nozzle tip
    b. move the handle to position 2
    c. move the handle to position 1
    d. remove the high-velocity nozzle tip
543: Aluminum lifeboats are subject to damage by electrolytic corrosion (the aluminum being eaten away). In working around boats of aluminum you must be very careful __________.

    a. to keep the boats covered at all times
    b. not to leave steel or iron tools lying in or near these boats
    c. to keep an electric charge on the hull at all times
    d. to rinse these boats regularly with salt water
544: In radiotelephone communications, the prefix PAN-PAN indicates that __________.

    a. a ship is threatened by grave and imminent danger and requests immediate assistance
    b. a calling station has an urgent message about the safety of a person
    c. the message following the prefix will be about the safety of navigation
    d. the message following is a meteorological warning
545: The oil transfer procedures aboard a tanker transferring oil are NOT required to contain __________.

    a. the name of each person designated as the person in charge of transfer
    b. a line diagram of the vessel's oil transfer piping
    c. special procedures for topping off tanks
    d. a description of the deck discharge containment system
547: Channel 13 (156.65 MHz), the designated bridge-to-bridge channel, may NOT be used to __________.

    a. exchange navigational information between vessels
    b. exchange navigational information between a vessel and a shore station
    c. conduct necessary tests
    d. exchange operating schedules with company dispatcher
548: A shipmate chokes suddenly, cannot speak, and starts to turn blue. You should __________.

    a. perform the Heimlich maneuver
    b. make the victim lie down with the feet elevated to get blood to the brain
    c. immediately administer CPR
    d. do nothing until the victim becomes unconscious
549: If a vessel takes a sudden, severe list or trim from an unknown cause, you should FIRST __________.

    a. determine the cause before taking countermeasures
    b. assume the shift is due to off-center loading
    c. counterflood
    d. assume the cause is environmental forces
550: The normal tendency for a loaded tanker is to __________.

    a. hog
    b. sag
    c. have a permanent list
    d. be very tender
551: A shaft alley divides a vessel's cargo hold into two tanks, each 20 ft. wide by 60 ft. long. Each tank is filled with saltwater below the level of the shaft alley. The vessel's displacement is 7,000 tons. What is the reduction in GM due to free surface effect?

    a. .29 feet
    b. .33 feet
    c. .38 feet
    d. .42 feet
552: When water pressure of 100 psi is used in conjunction with an inline proportioner for the production of the mechanical foam, a 5-gallon can of liquid foam will last __________.

    a. 1-1/2 minutes
    b. 2-1/2 minutes
    c. 5 minutes
    d. 15 minutes
553: Which statement is TRUE concerning lifeboat gripes?

    a. They must be released by freeing a safety shackle.
    b. They should not be released until the boat is in lowering position.
    c. They may be adjusted by a turnbuckle.
    d. They are normally used only with radial davits.
554: When using the International Code of Signals to communicate, the end of a radiotelephone transmission is indicated by the signal __________.

    a. YZ
    b. CQ
    c. WA
    d. AR
555: The transfer procedures for oil products are required to be posted __________.

    a. in the pilothouse
    b. in the officer's lounge
    c. in the upper pumproom flat
    d. where they can be easily seen or readily available
556: All lifeboats, rescue boats, and rigid-type liferafts shall be stripped, cleaned, and thoroughly overhauled at least once every __________.

    a. 6 months
    b. year
    c. 18 months
    d. two years
557: Under the "Vessel Bridge-to-Bridge Radiotelephone Act" the frequency for bridge-to-bridge communications is 156.65 MHz or channel __________.

    a. 12
    b. 13
    c. 14
    d. 16
558: A small passenger vessel operating on exposed or partially protected waters may not have a port light below the weather deck unless __________.

    a. its sill is at least 30 inches above the deepest load waterline
    b. it opens and has a solid, inside, hinged cover
    c. it is made of thick transparent plastic
    d. it is sealed shut
559: The maximum draft of the SS AMERICAN MARINER cannot exceed 28'-08" in order to cross a bar. The present drafts are: FWD 28'-00", AFT 29'-00". Use the white pages of the Stability Data Reference Book to determine the minimum amount of sea water to ballast the forepeak to achieve this condition.

    a. 44.4 tons
    b. 58.0 tons
    c. 76.7 tons
    d. 116.0 tons
560: On small passenger vessels each inlet or discharge pipe penetrating the hull less than six inches above the deepest load waterline __________.

    a. must have a check valve to prevent water from entering
    b. except for engine exhausts must have a means to prevent water from entering the vessel if the pipe fails
    c. must be fitted with a gate valve
    d. must be sealed
561: The 12-foot low-velocity fog applicator __________.

    a. has a spray pattern 12 feet in diameter
    b. can be used in conjunction with both 1-1/2 inch and 2-1/2 inch all-purpose nozzles
    c. has a 90° bend at its discharge end
    d. has a screw thread end which connects to the all-purpose nozzle
562: One gallon of high expansion foam solution will produce __________.

    a. 8 to 10 gallons of foam
    b. 25 to 50 gallons of foam
    c. 100 to 200 gallons of foam
    d. 500 to 1000 gallons of foam
563: Which item is of the most use in getting a lifeboat away from a moving ship?

    a. The falls
    b. Boat hook
    c. Boat painter
    d. Sea painter
564: If you receive the signal over radiotelephone of "Romeo Papa Tango" while using the International Code of Signals, you should __________.

    a. report to the caller
    b. repeat your last transmission
    c. continue since he received your last transmission
    d. end the transmission
565: Small oil spills on deck can be kept from going overboard by __________.

    a. driving wooden plugs into the vents
    b. closing the lids on the vents
    c. plugging the scuppers
    d. plugging the sounding pipes
566: Which statement is TRUE concerning a motor lifeboat?

    a. It is propelled by engine or hand-propelling gear.
    b. It has a sufficient fuel capacity, if motorized, for 48 hours of operation.
    c. It must be able to maintain a loaded speed of 6 knots.
    d. All of the above
567: On small passenger vessels if an item of lifesaving equipment is carried but not required __________.

    a. the equipment must be approved by the Commandant
    b. it must be removed from the vessel as excess equipment
    c. it may remain aboard the vessel as excess equipment regardless of its condition
    d. it must be destroyed in the presence of a marine inspector
568: On a small passenger vessel, if an inlet or discharge pipe is not accessible, its shut off valve __________.

    a. must be operable from the weather deck
    b. may be operable from any accessible location above the bulkhead deck
    c. must be labeled at its operating point to show its identity and direction of closing
    d. All of the above
569: A shaft alley divides a vessel's cargo hold into two tanks, each 25 ft. wide by 50 ft. long. Each tank is filled with salt water below the level of the shaft alley. The vessel's displacement is 6,000 tons. What is the reduction in GM due to free surface effect?

    a. .56 foot
    b. .58 foot
    c. .62 foot
    d. .66 foot
570: On a vessel of 5,000 tons displacement there are two slack tanks of acid (SG 1.8). Each tank is 30 feet long and 20 feet wide. What is the reduction in metacentric height due to free surface with the vessel in sea water (SG 1.025)?

    a. .11 ft
    b. .21 ft
    c. .40 ft
    d. .82 ft
571: To increase the extent of flooding your vessel can suffer without sinking, you could __________.

    a. ballast the vessel
    b. increase reserve buoyancy
    c. lower the center of gravity
    d. raise the center of gravity
572: Your tankship has 40 gallons of 6% foam concentrate aboard. Approximately how much foam solution can be produced from this supply?

    a. 200 gallons
    b. 420 gallons
    c. 667 gallons
    d. 986 gallons
573: The sea painter of a lifeboat should be led __________.

    a. forward and outside of all obstructions
    b. forward and inside of all obstructions
    c. up and down from the main deck
    d. to the foremost point on the ship
574: You are calling another vessel by radiotelephone using the International Code of Signals. He responds with the words "Alpha Sierra". This indicates that __________.

    a. he cannot accept traffic immediately
    b. you should proceed with your message
    c. you should send your message in International Code
    d. you should send your message in plain language
575: Pollution regulations require that each scupper in an enclosed deck area have a __________.

    a. wooden plug
    b. soft rubber plug
    c. two-piece soft patch
    d. mechanical means of closing
576: Each lifeboat must be lowered and maneuvered in the water at least once every __________.

    a. 2 months
    b. 3 months
    c. 4 months
    d. 5 months
577: All towing vessels of 26 feet or longer while navigating are required to carry which item?

    a. At least two lifeboats
    b. A radiotelephone
    c. A radio direction finder
    d. None of the above
578: When fighting fires in spaces containing bottles of LPG (liquefied petroleum gas), you should __________.

    a. attempt to isolate the fire from the LPG
    b. cool the bottles or remove them from the fire area
    c. see that the valves on all LPG bottles are closed
    d. place insulating material over the bottles
579: The letter R followed by one or more numbers indicates __________.

    a. a vessel's identity
    b. bearing
    c. visibility
    d. distance
580: Freeboard is measured from the upper edge of the __________.

    a. bulwark
    b. deck line
    c. gunwale bar
    d. sheer strake
581: You are ordering ships' stores that are NOT consumer commodities. Which statement is TRUE?

    a. All flammable liquids must be stowed in the paint locker or specially constructed integral tanks.
    b. The label of a hazardous ships' store must include instructions for safe stowage.
    c. Replacement CO2 cylinders for the fixed fire fighting system must have been tested within 8 years of receipt.
    d. Cartridges for the line throwing appliance must be stored in the portable magazine chest after receipt.
582: Extra chemicals for producing chemical foam should be stored __________.

    a. in a freezer
    b. in a cool dry place
    c. at a temperature not less than 80°F
    d. in open bins
583: The minimum length of the painter for a lifeboat in ocean service is __________.

    a. 60 fathoms
    b. the distance from the main deck to the light waterline
    c. twice the distance from the main deck to the light waterline or 50 feet whichever is greater
    d. two times the distance from the boat deck to the light waterline or 50 feet whichever is greater
584: The SS AMERICAN MARINER arrived in port with drafts of: FWD28'-08", AFT 29'-05". Cargo was loaded and discharged as indicated. Use sheet 2 in the white pages of the Stability Data Reference Book to determine the final drafts. ST-0013

    a. FWD 28'-09", AFT 29'-00"
    b. FWD 28'-07", AFT 29'-01"
    c. FWD 28'-05", AFT 29'-08"
    d. FWD 28'-04", AFT 29'-05"
585: How long must a "Declaration of Inspection" be kept on board?

    a. One week
    b. Two weeks
    c. One month
    d. Three months
586: On small passenger vessels, which material must not be used in a valve or fitting for a hull penetration?

    a. Cast bronze
    b. Plastic
    c. Cast iron
    d. Stainless steel
587: Which vessel is NOT required to have a radiotelephone?

    a. A 34-foot vessel engaged in towing
    b. A dredge operating in a channel
    c. A vessel of 100 GT carrying 50 passengers for hire
    d. A 12-meter private yacht
588: At night while the ship is tied up to the dock, a fire breaks out in a cargo hatch. After sounding the alarm, what should the person on watch do?

    a. Begin fighting the fire immediately.
    b. Await further orders from the Master.
    c. Let go the lines to let the vessel drift to an anchorage.
    d. Send a person to summon the shore authorities.
589: Fires are grouped into what categories?

    a. Class A, B, C, and D
    b. Type 1, 2, 3, and 4
    c. Combustible solids, liquids, and gases
    d. Flammable solids, liquids, and gases
590: The distance between the waterline of a vessel and the main deck is called __________.

    a. draft
    b. freeboard
    c. buoyancy
    d. camber
591: The SS AMERICAN MARINER has the following drafts: FWD 09'-00", AFT 15'-11". Upon completion of loading and bunkering the items listed will be on board. Use the white pages of The Stability data Reference Book to determine the minimum GM required to meet a one compartment standard. ST-0014

    a. 2.82 feet
    b. 2.97 feet
    c. 3.15 feet
    d. 3.24 feet
592: A foam-type portable fire extinguisher would be most useful in combating a fire in __________.

    a. solid materials such as wood or bales of fiber
    b. flammable liquids
    c. a piece of electrical equipment
    d. combustible metallic solids
593: The sea painter is secured in the lifeboat by __________.

    a. a turn around a forward thwart with a toggle pin thru the eye
    b. a knot around a thwart
    c. an eye splice placed over one of the hooks of the releasing gear
    d. All of the above
595: How long shall the operator of a vessel employed in the transferring of oil to other vessels keep the Declaration of Inspection of those transfers?

    a. 1 week from date of signature
    b. 2 weeks from date of signature
    c. 1 month from date of signature
    d. 6 months from date of signature
596: The Master of a cargo or tank vessel shall be responsible that each lifeboat, except those free-fall launched, is lowered to the water with crew and maneuvered at least once every __________.

    a. week
    b. month
    c. three months
    d. year
597: The "Vessel Bridge-to-Bridge Radiotelephone Act" applies to __________.

    a. every towing vessel of 16 feet or over in length while navigating
    b. every vessel of 50 GT and upward, carrying one or more persons for hire
    c. all aircraft operating on the water
    d. every power-driven vessel of 20 meters and upward while navigating
598: A fire must be ventilated __________.

    a. when using an indirect attack on the fire such as flooding with water
    b. to prevent the gases of combustion from surrounding the firefighters
    c. to minimize heat buildup in adjacent compartments
    d. if compressed gas cylinders are stowed in the compartment on fire
599: When starting CPR on a drowning victim, you should __________.

    a. start chest compressions before the victim is removed from the water
    b. drain water from the lungs before ventilating
    c. begin mouth-to-mouth ventilations as soon as possible
    d. do not tilt the head back since it may cause vomiting
600: The amount of freeboard which a ship possesses has a tremendous effect on its __________.

    a. initial stability
    b. free surface
    c. stability at large angles of inclination
    d. permeability
602: What does "EPIRB" stand for?

    a. Emergency Position Indicating Radar Buoy
    b. Electronic Pulse Indicating Radio beacon
    c. Emergency Position Indicating Radio beacon
    d. None of the above
603: The painter which is to be attached to the thwart of a lifeboat should __________.

    a. be fitted at the end with an approved safety shackle
    b. have a long eye splice at the end, and a shackle and pin should be attached to the painter with a lanyard
    c. have a long eye splice at the end, and a hardwood toggle should be attached to the thwart with a lanyard
    d. be fitted with a swivel and quick-releasing pelican hook
604: To prevent loss of stability from free communication flooding you should __________.

    a. close the cross-connection valve between the off-center tanks
    b. completely flood high center tanks
    c. ballast double bottom wing tanks
    d. close any opening to the sea in an off-center tank
605: The operator of a vessel subject to the pollution regulations shall keep a written record available for inspection by the COPT or OCMI containing __________.

    a. the name of each person currently designated as a person in charge
    b. the date and result of the most recent test on the system relief valves
    c. hose information including the minimum design burst pressure for each hose
    d. All of the above
606: When lifeboat winches with grooved drums are fitted on a vessel the lead sheaves to the drums shall be located to provide fleet angles of not more than __________.

    a. 4°
    b. 8°
    c. 12°
    d. 16°
607: The "Vessel Bridge-to-Bridge Radiotelephone Act" applies to which towboat?

    a. A 100 GT towboat, 24 feet in length
    b. A 90-foot towboat tied to the pier
    c. A 60-foot towboat pushing ahead
    d. A 400 GT towboat anchored
608: A fire of escaping liquefied flammable gas is best extinguished by __________.

    a. cooling the gas below the ignition point
    b. cutting off the supply of oxygen
    c. stopping the flow of gas
    d. interrupting the chain reaction
609: Which small passenger vessel(s) is/are NOT required to carry a Category 1 406 MHz EPIRB?

    a. A coastwise vessel whose route does not take it more than three miles from shore
    b. A vessel operating on lakes, bays, sounds, and rivers
    c. A vessel operating within three miles from the coastline of the Great Lakes
    d. All of the above
610: The amount of freeboard which a ship possesses has a tremendous effect on its __________.

    a. initial stability
    b. free surface
    c. permeability
    d. stability at large angles of inclination
611: The maximum mean draft to which a vessel may be safely loaded is called __________.

    a. mean draft
    b. calculated draft
    c. deep draft
    d. load line draft
612: The service life of distress signals must be not more than __________.

    a. forty two months from the date of manufacture
    b. thirty six months from the date of the last inspection
    c. twenty four months from the date of approval
    d. twelve months from the date of purchase
613: The length of the steering oar in a lifeboat is __________.

    a. shorter than the rowing oars
    b. the same length as the rowing oars
    c. longer than the rowing oars
    d. unrelated to the length of the rowing oars
614: Your vessel is damaged and listing to port. There is a short rolling period around the angle of list. The port side freeboard is reduced to 1 foot. There is no trim and the weather is calm. You should FIRST __________.

    a. press up a slack double bottom tank on the port side
    b. fill an empty centerline double bottom tank
    c. pump out a slack marine portable tank located on the portside amidships
    d. jettison the anchors and anchor cables
615: The operator of each vessel subject to the pollution regulations is NOT required to keep written records of __________.

    a. the name of each person designated as a person in charge
    b. the date and results of the most recent equipment inspection
    c. cargoes carried and dates delivered, including destinations
    d. hose information not marked on the hose
616: Winch drums for lifeboat falls shall have a diameter at the base of the groove equal to at least __________.

    a. 6 times the diameter of the wire rope
    b. 8 times the diameter of the wire rope
    c. 12 times the diameter of the wire rope
    d. 16 times the diameter of the wire rope
617: For the purposes of distress signaling, small passenger vessels that operate on runs of more than 30 minutes duration on lakes, bays and sounds, and river routes must carry __________.

    a. A radiotelephone
    b. Three hand red flare distress signals, and three hand orange smoke distress signals
    c. A "Very" pistol and flare kit
    d. An approved noise-making device
618: You are on watch at night in port and discover a fire in #1 hatch. Which action should you take FIRST?

    a. Advise the Chief Mate and Master.
    b. Release carbon dioxide into the hatch.
    c. Sound the general alarm.
    d. Lead a fire hose to the hatch.
619: A fire in the galley ALWAYS poses the additional threat of __________.

    a. contaminating food with extinguishing agent
    b. spreading through the engineering space
    c. causing loss of stability
    d. a grease fire in the ventilation system
620: A vessel's LCG is determined by __________.

    a. dividing the total longitudinal moment summations by displacement
    b. dividing the total vertical moment summations by displacement
    c. multiplying the MT1 by the longitudinal moments
    d. subtracting LCF from LCB
621: The color of the signal flare sent up by a submarine about to surface because of an emergency on board is __________.

    a. white
    b. green
    c. yellow
    d. red
622: Most enclosed lifeboats will right themselves after capsizing IF the __________.

    a. lower ballast tanks are filled with water
    b. passengers are strapped to their seats
    c. sea anchor is deployed to windward
    d. fuel tanks are not less than half full
623: In how many locations must lifeboats be installed on a mobile offshore drilling unit?

    a. 1
    b. 2
    c. 3
    d. 4
624: Each EPIRB and SART for lifeboats shall be tested __________.

    a. weekly
    b. every 2 weeks
    c. monthly
    d. every 3 months
625: When the Captain of the Port or Officer in Charge, Marine Inspection issues an order of suspension to the operator of a vessel concerning oil transfer operations, it __________.

    a. is always effective immediately
    b. includes a statement of each condition requiring corrective action
    c. must be in writing before it takes effect
    d. All of the above
627: Distress flares and smoke signals for small passenger vessels __________.

    a. are not required aboard vessels on runs of less than 30 minutes duration
    b. must be Coast Guard approved and stowed in a portable, watertight container
    c. must be marked with an expiration date not more than 42 months from the date of manufacture
    d. All of the above
628: The most likely location for a liquid cargo fire to occur on a tanker would be __________.

    a. in the midships house
    b. at the main deck manifold
    c. at the vent header
    d. in the pumproom
629: Sign(s) of respiratory arrest requiring artificial respiration is(are) __________.

    a. vomiting
    b. blue color and lack of breathing
    c. irregular breathing
    d. unconsciousness
630: Reserve buoyancy is __________.

    a. also called GM
    b. the void portion of the ship below the waterline which is enclosed and watertight
    c. affected by the number of transverse watertight bulkheads
    d. the watertight portion of a vessel above the waterline
631: You are at the helm of a ketch-rigged sailing vessel under sail on the starboard tack, close hauled, with all appropriate sails set and properly trimmed. You are instructed to "bear off quickly". To utilize your sails to assist with the turn, you should __________.

    a. slack the mizzen sheet
    b. trim the mizzen vang
    c. slack the jib sheet
    d. trim the main outhaul
632: Portable foam type fire extinguishers are most effective on __________.

    a. mattress fires
    b. oil fires
    c. wood fires
    d. All of the above
633: A sweep oar is an oar that is __________.

    a. generally shorter than the others and is used to steer with
    b. is longer than the others and is used as the stroke oar
    c. is raised in the bow of the boat for the steersman to steer by
    d. longer than the others used for steering
634: You are fighting a fire in a watertight compartment using hoses and salt water. Stability may be reduced because of __________.

    a. progressive downflooding
    b. reduction of water in the storage tanks
    c. increase in free surface which reduces the metacentric height
    d. reduction of KG to the minimum allowable
635: The person in charge on the vessel and the person in charge at the facility must hold a meeting before starting the transfer of oil. Who must decide to start the transfer?

    a. The person in charge on the vessel
    b. The person in charge at the facility
    c. Both persons in charge
    d. The person in charge of either place that is doing the pumping
636: What is required by regulations concerning the stowage of lifeboats on cargo vessels?

    a. Each lifeboat must have a launching appliance.
    b. Launching appliances must be of the gravity type.
    c. There may not be more than two launching appliances on the same deck.
    d. All of the above
637: The date and time kept in the radiotelephone log shall commence at __________.

    a. midnight
    b. noon
    c. beginning of the watch
    d. any convenient time
638: You are on watch at sea, at night, when the ordinary seaman reports a fire in number five upper 'tween deck. Which of the following should NOT be done immediately?

    a. Sound the general alarm
    b. Secure mechanical cargo hold ventilation
    c. Call for water on deck
    d. Release carbon dioxide into the affected compartment
639: A fire hose with a nozzle attached must be connected to each hydrant except when exposed to heavy weather or when the __________.

    a. fire hose might be damaged by cargo operations
    b. vessel is in port
    c. fire-main system is not charged
    d. fire pumps are used for purposes other than supplying water to the fire main
640: The volume of a vessel's intact watertight space above the waterline is its __________.

    a. free surface
    b. marginal stability
    c. reserve buoyancy
    d. freeboard
641: You are on a supply run to an offshore drilling rig. On board is the cargo listed. What is the height above the main deck of the center of gravity of the cargo? ST-0015

    a. 1.76 feet
    b. 1.97 feet
    c. 2.21 feet
    d. 2.32 feet
642: As an extinguishing agent, foam __________.

    a. conducts electricity
    b. should be directed at the base of the fire
    c. is most effective on burning gases which are flowing
    d. extinguishes by cooling oil fires below ignition temperature
643: The steering oar in a lifeboat is usually referred to as the __________.

    a. bumpkin oar
    b. stroke oar
    c. sweep oar
    d. becket oar
644: The difference between the forward and aft drafts is __________.

    a. list
    b. heel
    c. trim
    d. flotation
645: A tug should not come alongside a tank vessel in way of its cargo tanks while it is loading grade A, B, or C cargo without the permission of the __________.

    a. the cognizant OCMI
    b. superintendent of the shoreside facility
    c. local fire department
    d. person in charge of the transfer
647: Under the "Vessel Bridge-to-Bridge Radiotelephone Act", the maximum power of all transmitters used shall be not more than __________.

    a. 25 watts
    b. 50 watts
    c. 75 watts
    d. 100 watts
648: Ring life buoys used aboard a small passenger vessels on oceans or coastwise routes are required to be what color?

    a. White
    b. White or international orange
    c. Orange
    d. Any highly visible color easily seen from the air
649: The lifeline of a life float or buoyant apparatus shall __________.

    a. be at least 3/8 inch diameter and properly secured around the sides and ends of the device
    b. be festooned in bights not longer than three feet long
    c. have a seine float in each bight unless the line is an inherently buoyant material
    d. All of the above
650: Which is an indication of reserve buoyancy?

    a. Metacentric height
    b. Righting moment
    c. Rolling period
    d. Freeboard
651: Small passenger vessels not limited to service during daylight hours must carry __________.

    a. a radar maintained in good operating condition
    b. a collision bulkhead
    c. a white 20 point anchor light
    d. at least one floating water light
652: How does foam extinguish an oil fire?

    a. By cooling the oil below the ignition temperature
    b. By removing the fuel source from the fire
    c. By excluding the oxygen from the fire
    d. By increasing the weight of the oil
653: A tank vessel transferring non-flammable hazardous cargo in bulk must display warning signs. These signs must __________.

    a. be visible from both sides and from forward and aft
    b. indicate "NO SMOKING"
    c. be displayed only while transferring cargo and fast to a dock
    d. use black lettering on a white background
654: Which of the following statements about transmitting distress messages by radiotelephone is INCORRECT?

    a. Distress messages should first be transmitted on 2182 kHz.
    b. Channel 16 (156.8 MHz) may be used for distress messages.
    c. If no answer is received on the designated distress frequencies, repeat the distress call on any frequency available.
    d. It is advisable to follow a distress message on 2182 kHz by two dashes of 10 to 15 seconds duration.
655: The spread of fire is NOT prevented by __________.

    a. shutting off the oxygen supply
    b. cooling surfaces adjacent to the fire
    c. removing combustibles from the endangered area
    d. removing smoke and toxic gases by ensuring adequate ventilation
656: The governor brake on a lifeboat winch shall be capable of controlling the speed of lowering a fully equipped lifeboat from a cargo ship at __________.

    a. a safe speed only specified
    b. not less than 120 feet per minute
    c. not more than 120 feet per minute
    d. not more than 90 feet per minute
657: What is the normal operating power for ship-to-ship communications on channel 13?

    a. 1 watt or less
    b. 5 watts
    c. 10 watts
    d. 20 watts
658: The ventilation system of your ship has fire dampers restrained by fusible links. Which statement is TRUE?

    a. A fusible link will automatically open after a fire is extinguished and reset the damper.
    b. Fusible links must be replaced at every inspection for certification.
    c. Fusible links are tested by applying a source of heat to them.
    d. Fusible links must be replaced if a damper is activated.
659: A vessel carries three slack tanks of gasoline (SG .68). The vessel's displacement is 8,000 tons. Each tank is 50 ft. long and 20 ft. wide. What is the reduction in GM due to free surface with the vessel floating in sea water (SG 1.026)?

    a. .20 feet
    b. .24 feet
    c. .28 feet
    d. .30 feet
660: Reserve buoyancy is __________.

    a. the watertight part of a vessel above the waterline
    b. the void portion of the ship below the waterline which is enclosed and watertight
    c. transverse watertight bulkheads
    d. a measure of metacentric height
661: The Master of a fishing vessel must ensure that each crew member participates in at least one fire drill every __________.

    a. day
    b. week
    c. month
    d. 3 months
662: Foam extinguishes a fire mainly by __________.

    a. cooling
    b. chemical action
    c. smothering
    d. inerting the air
663: Stretchers are fitted in lifeboats to provide a __________.

    a. place for people to lie down
    b. means for rigging the sail
    c. place for rowers to brace their feet
    d. suitable means for water to drain below the footings
664: Your vessel is in distress and you have made radiotelephone contact with a U.S. Coast Guard vessel. The Coast Guard vessel requests that you give him a long count. This indicates that __________.

    a. your radio transmitter is not working properly
    b. the Coast Guard vessel is testing its receiver
    c. the Coast Guard vessel is taking a radio direction finder bearing on your vessel
    d. the Coast Guard vessel is requesting your position in latitude and longitude
665: Who may serve as the "person in charge" of loading and discharge operations aboard a tankship?

    a. A licensed officer who holds a tankerman-PIC endorsement
    b. The pumpman who has a tankerman assistant endorsement
    c. The Master
    d. The bosun
668: The midships house of your break bulk ship is constructed with an interior stair tower from the main deck to the bridge. Under what circumstances may the doors from each deck to the stair tower be kept open when underway?

    a. They are to be kept closed at all times.
    b. They may be kept open if the ventilation or air conditioning system is shut down.
    c. They may be kept open if they can be automatically closed from the bridge.
    d. They can be kept open if the Muster List ("Station Bill") has personnel designated to close them in case of fire.
669: You are ordering ships' stores. Which statement is TRUE?

    a. Aerosol cans of engine starting fluid must be stowed in either the paint locker or portable magazine after receipt.
    b. Drugs and medicines must be stowed in accordance with the directives of the Food and Drug Administration.
    c. Flammable ship's stores must be certified for use on inspected vessels by Underwriter's Laboratories.
    d. Properly labeled consumer commodities need not be labeled in accordance with Title 46 CFR.
670: Which action will affect the trim of a vessel?

    a. Moving high weights lower
    b. Adding weight at the tipping center
    c. Moving a weight forward
    d. All of the above
671: When signaling a course using the International Code of Signals, the signal __________.

    a. must be followed by "T", "M" or "C" to indicate if it is true, magnetic or compass
    b. should be preceded by the letters CSE
    c. should include the compass deviation if a compass course is signaled
    d. always indicates a true course unless indicated otherwise in the message
672: A foam-type portable fire extinguisher is most useful in fighting a fire in __________.

    a. generators
    b. oil drums
    c. the bridge controls
    d. combustible metals
673: The grab rail of a metal lifeboat is normally located __________.

    a. along the turn of the bilge
    b. along each side of the keel
    c. near the top of the gunwale
    d. at the bow and at the stern
674: A distress frequency used on radiotelephone is __________.

    a. 400 kilohertz
    b. 2182 kilohertz
    c. 2728 kilohertz
    d. 8221 kilohertz
675: Who completes the Declaration of Inspection before loading a tank vessel?

    a. The U.S. Coast Guard
    b. The manager of the shore facility
    c. The person(s) designated in-charge
    d. The American Bureau of Shipping
676: Your vessel has 3 lifeboats on each side. The middle boat on the starboard side is designated as boat number __________.

    a. 2
    b. 2 STARBOARD
    c. 3
    d. 4
678: Fire may be spread by which means?

    a. Conduction of heat to adjacent surfaces
    b. Direct radiation
    c. Convection
    d. All of the above
679: All of the following are part of the fire triangle EXCEPT __________.

    a. heat
    b. oxygen
    c. electricity
    d. fuel
680: The ship's tanks most effective for trimming are the __________.

    a. deeps
    b. domestics
    c. peaks
    d. settlers
681: Size III, IV, and V extinguishers are considered __________.

    a. hand portable
    b. all purpose
    c. fixed extinguishers
    d. semi-portable
682: How are lifelines attached to a life float?

    a. By serving
    b. By splicing one end of the line around the apparatus
    c. Securely attached around the outside in bights no longer than three feet
    d. With an approved safety hook or shackle
683: The purpose of air tanks in a lifeboat is to __________.

    a. make the boat float higher
    b. provide a stowage place for provisionsB>
    c. add strength to the boat
    d. keep the boat afloat if flooded
684: The Coast Guard emergency radiotelephone frequency is __________.

    a. 2132 kilohertz
    b. 2182 kilohertz
    c. 2670 kilohertz
    d. 2750 kilohertz
685: The operator of each vessel engaged in a vessel-to-vessel oil transfer operation must keep a signed copy of the declaration of inspection for __________.

    a. 10 days
    b. 1 month
    c. 6 months
    d. 1 year
686: You should be most concerned about a possible explosion or fire in fuel tanks __________.

    a. during fueling when the fuel first strikes the tank bottom
    b. during fueling when the fuel strikes fuel already in the tank
    c. when underway as the fuel is moved by wave action
    d. shortly after fueling when fuel vapors gather
688: Which may ignite fuel vapors?

    a. Static electricity
    b. An open and running motor
    c. Loose wiring
    d. All of the above
689: After a person has been revived by artificial respiration, he should be __________.

    a. walked around until he is back to normal
    b. given several shots of whiskey
    c. kept lying down and warm
    d. allowed to do as he wishes
690: Those ship's tanks that are particularly important for trimming the ship are the __________.

    a. domestics
    b. settlers
    c. deeps
    d. peaks
692: Why should foam be banked off a bulkhead when extinguishing an oil fire?

    a. To coat the surrounding bulkheads with foam in case the fire spreads
    b. To cool the bulkhead closest to the fire
    c. To prevent any oil on the bulkheads from igniting
    d. To prevent agitation of the oil and spreading the fire
693: You are operating a fire hose with an applicator attached. If you put the handle of the nozzle in the vertical position you will __________.

    a. produce high-velocity fog
    b. produce low-velocity fog
    c. produce a straight stream
    d. shut off the water
694: What is the international distress frequency for radiotelephones?

    a. 500 kHz
    b. 1347 kHz
    c. 2182 kHz
    d. 2738 kHz
695: The Declaration of Inspection made before oil transfer operations must be signed by the __________.

    a. Master of the vessel
    b. Captain of the Port
    c. person(s) in charge
    d. All of the above
696: For each person it is certified to carry, a lifeboat on an oceangoing passenger vessel must be provided with all of the following EXCEPT __________.

    a. 3 liters of water
    b. 1 unit of provisions
    c. 1 seasickness kit
    d. 1 life preserver
697: A violation of the "Vessel Bridge-to-Bridge Radiotelephone Act" may result in a __________.

    a. civil penalty of $650 against the Master or person in charge of a vessel
    b. civil penalty of $1,000 against the vessel itself
    c. suspension and/or revocation of an operator's FCC license
    d. All of the above
698: The spread of fire is prevented by __________.

    a. cooling surfaces adjacent to the fire
    b. removing combustibles from the endangered area
    c. shutting off the oxygen supply
    d. All of the above
699: What is the minimum length of a life floats paddle on a small passenger vessel?

    a. Three feet
    b. Four feet
    c. Five feet
    d. Six feet
700: Intact buoyancy is a term used to describe __________.

    a. the volume of all intact spaces above the waterline
    b. an intact space below the surface of a flooded area
    c. an intact space which can be flooded without causing a ship to sink
    d. the space at which all the vertical upward forces of buoyancy are considered to be concentrated
701: Which statement about free surface is TRUE?

    a. A partially filled space with 40% surface permeability will have greater free surface effect than one with 60% surface permeability.
    b. Pocketing increases the loss of GM due to free surface effect.
    c. Cargo with a specific gravity of 1.05 has less free surface effect than a cargo with a specific gravity of 0.98.
    d. Pocketing occurs at small angles of inclination when a tank is 98% full.
702: Which statement about firefighting foam is TRUE?

    a. Foam conducts electricity.
    b. To be most effective, foam should be directed at the base of the fire.
    c. Foam is most effective on burning liquids which are flowing.
    d. Foam can ONLY be used to extinguish class A fires.
704: Which radiotelephone transmission may be sent over channel 16?

    a. Distress signal MAYDAY
    b. Call to a particular station
    c. A meteorological warning
    d. All of the above
705: Your vessel is at a dock taking bunkers. If oil begins to flow out of a tank vent, what should you do FIRST?

    a. Open the intake valve to an adjacent tank.
    b. Set out drip pans and sawdust and begin to mop up the spill.
    c. Signal the shore control point to shut down.
    d. Close the valve on the tank vent line.
706: The painter on a life float or buoyant apparatus shall __________.

    a. have a minimum breaking strength of 3,000 lbs. if the capacity of the lifesaving gear is 50 persons or greater
    b. be resistant to ultraviolet sunlight deterioration
    c. be stowed to pay out freely if the vessel sinks
    d. All of the above
707: If your bridge-to-bridge radiotelephone ceases to operate, you must __________.

    a. immediately anchor your vessel and arrange for repairs to the system
    b. moor your vessel at the nearest dock available and arrange for repairs to the system
    c. arrange for the repair of the system to be completed within 48 hours
    d. exercise due diligence to restore the system at the earliest practicable time
708: Removing which will extinguish a fire?

    a. Nitrogen
    b. Carbon dioxide
    c. Sodium
    d. Oxygen
709: What is the reduction in metacentric height due to free surface when a tank 60 ft. wide and 60 ft. long is partially filled with saltwater? (The vessel's displacement is 10,000 tons.)

    a. 3.00 feet
    b. 3.09 feet
    c. 3.15 feet
    d. 3.20 feet
710: Buoyancy is a measure of the ship's __________.

    a. ability to float
    b. deadweight
    c. freeboard
    d. midships strength
711: When administering artificial respiration to an adult, the breathing cycle should be repeated about __________.

    a. 12 to 15 times per minute
    b. 18 to 20 times per minute
    c. 20 to 25 times per minute
    d. as fast as possible
712: Which statement is TRUE concerning the application of foam on an oil fire?

    a. It cools the surface of the liquid.
    b. It gives protection to fire fighting personnel against the heat of the fire.
    c. It forms a smothering blanket on the surface of the oil.
    d. It should be used at the same time a solid stream of water is being applied.
713: Preventer bars are fitted on lifeboat releasing gear to prevent __________.

    a. the falls from unhooking if the releasing gear is operated accidentally
    b. operation of the release lever until the boat is waterborne
    c. the falls from rehooking after they have been released
    d. accidental unhooking when the falls become slack
714: A Coast Guard radiotelephone message about an aid to navigation that is off station is preceded by the word __________.

    a. "PAN-PAN"
    b. "MAYDAY"
    c. "SOS"
    d. "SECURITY"
715: Your vessel is taking on fuel when a small leak develops in the hose. You order the pumping stopped. Before you resume pumping, you should __________.

    a. notify the terminal superintendent
    b. place a large drip pan under the leak and plug the scuppers
    c. repair the hose with a patch
    d. replace the hose
716: The required amount of water for each person in a lifeboat on an oceangoing vessel, on an international voyage, is __________.

    a. 1 liter
    b. 2 liters
    c. 3 liters
    d. 4 liters
717: If your radiotelephone fails while underway, __________.

    a. you must visually signal oncoming vessels
    b. you must immediately tie up in the nearest port until the radiotelephone is repaired
    c. you must anchor until the radiotelephone is repaired
    d. the loss of the radiotelephone must be considered in navigating the vessel
718: Painters fitted to life floats and buoyant apparatus with a capacity of 49 or less persons must __________.

    a. be of manila rope or equivalent, not less than two inches in circumference and not less than four fathoms long
    b. be 100 feet long and have a breaking strength of at least 1500 lbs.
    c. be at least 100 feet long and have a breaking strength of 3,000 lbs.
    d. be made of 90 feet of 3/8" nylon
719: A fire hose has a __________.

    a. male coupling at both ends
    b. female coupling at both ends
    c. female coupling at the nozzle end and a male coupling at the hydrant end
    d. male coupling at the nozzle end and a female coupling at the hydrant end
720: The center of volume of the immersed portion of the hull is called the __________.

    a. center of buoyancy
    b. center of flotation
    c. center of gravity
    d. tipping center
721: Forces within a vessel have caused a difference between the starboard and port drafts. This difference is called __________.

    a. list
    b. heel
    c. trim
    d. flotation
722: The SS AMERICAN MARINER will sail with the load shown. Use the white pages of The Stability Data Reference Book to determine the drafts. ST-0016

    a. FWD 23'-03", AFT 27'-00"
    b. FWD 23'-07", AFT 26'-07"
    c. FWD 24'-01", AFT 26'-02"
    d. FWD 24'-06", AFT 25'-10"
723: The color of the signal flare sent up by a submarine to indicate an emergency condition within the submarine is __________.

    a. red
    b. white
    c. yellow
    d. green
724: Messages concerning weather conditions transmitted by radiotelephone are preceded by __________.

    a. MAYDAY
    b. PAN-PAN
    c. SECURITE
    d. SOS
725: You notice oil on the water near your vessel while taking on fuel. You should FIRST __________.

    a. stop fueling
    b. notify the senior deck officer
    c. notify the terminal superintendent
    d. determine whether your vessel is the source
726: On an oceangoing vessel, for each person a lifeboat (without desalting kits) is certified to carry, the boat must be supplied with __________.

    a. 2 pounds of condensed milk
    b. a signaling whistle
    c. 3 liters of water
    d. a life preserver
727: Under the "Vessel Bridge-to-Bridge Radiotelephone Act", failure of a vessel's radiotelephone equipment __________.

    a. constitutes a violation of the Act
    b. obligates the operator to moor or anchor the vessel immediately
    c. requires immediate, emergency repairs
    d. does not, in itself, constitute a violation of the Act
728: When water is used to fight a fire on board a ship, the effect of the weight of the water must be taken into account. How much sea water will increase the weight displacement by one ton?

    a. 64 cubic feet
    b. 35 cubic feet
    c. 100 gallons
    d. 500 liters
729: At what rate would you render mouth to mouth or mouth to nose artificial respiration to an adult?

    a. 4 to 6 times per minute
    b. 12 to 15 times per minute
    c. 20 to 30 times per minute
    d. At least 30 times per minute
730: The percentage of the total surface area or volume of a flooded compartment that can be occupied by water caused by damage is known as __________.

    a. one compartment standard
    b. center of flotation
    c. permeability
    d. form gain
731: If Annex V to MARPOL 73/78 applies to your vessel, you will not be able to discharge __________ anywhere at sea.

    a. plastic
    b. metal
    c. glass
    d. paper
732: Which statement(s) is(are) TRUE concerning the use of dry chemical extinguishers?

    a. You should direct the spray at the base of the fire.
    b. You should direct the spray directly into the fire.
    c. You should direct the spray at a vertical bulkhead and allow it to flow over the fire.
    d. All of the above
733: Lifeboat hatchets should be __________.

    a. kept in a locker
    b. secured at each end of the boat with a lanyard
    c. kept next to the boat coxswain
    d. kept in the emergency locker on the ship and brought to the lifeboat when needed
734: On small passenger vessels painters fitted to life floats shall be at least __________.

    a. 20.0 meters (65.5 feet) in length
    b. 30.5 meters (100 feet) in length
    c. 10 fathoms (60 feet) in length
    d. 90 feet (27.5 meters) in length
735: You are fueling your vessel when you notice oil in the water around your vessel. You should immediately stop fueling and __________.

    a. begin cleanup operations
    b. notify the U. S. Coast Guard
    c. leave the area
    d. notify the Corps of Engineers
736: How many liters of water per person must be carried in lifeboats on a tankship sailing a coastwise route?

    a. None
    b. One
    c. Two
    d. Three
737: When using the Code of Federal Regulations (CFR's) for Tank Vessels, you see T/O and B/C. What do the T and B tell you?

    a. The waters in which vessels may operate
    b. Special construction limitations
    c. Grades of cargo which may be carried
    d. Type of vessel to which the regulation applies
738: There is a fire aft aboard your vessel. To help fight the fire, you should __________.

    a. put the wind off either beam
    b. head the bow into the wind and decrease speed
    c. put the stern into the wind and increase speed
    d. put the stern into the wind and decrease speed
739: A 7,000 ton displacement tankship carries two slack tanks of alcohol with a S.G. of 0.8. Each tank is 50 ft. long and 30 ft. wide. What is the reduction in GM due to free surface with the vessel floating in sea water, S.G. is 1.026?

    a. .36 ft
    b. .46 ft
    c. .72 ft
    d. .82 ft
740: What is NOT a motion of the vessel?

    a. Pitch
    b. Roll
    c. Trim
    d. Yaw
741: You are ordering ship's stores. Which statement is TRUE?

    a. Stores such as line, rags, mattresses, linens, etc. must be treated to be fire retardant.
    b. Stores certified for use on uninspected vessels may be identified by the certification number used by Underwriter's Laboratories.
    c. A portable container of a flammable liquid used as fuel for portable auxiliary equipment must be stowed in a paint locker or at a designated open location.
    d. Acetylene may be in a ship's storeroom in quantities not exceeding 6000 cubic feet.
742: An advantage of an ABC dry chemical over a carbon dioxide extinguisher is __________.

    a. lack of toxicity
    b. the multipurpose extinguishing ability
    c. burn-back protection
    d. cooling ability
743: In order for the automatic lifeboat drain to operate properly __________.

    a. the cap should be removed to drain the boat when it is waterborne
    b. the cage must be free of rubbish or the ball may not seat properly
    c. there is an automatic ball check located in a siphon tube
    d. the small lever to release the rubber ball float must be turned counterclockwise
744: You are using VHF channel 16 (156.8 MHz) or 2182 kHz. You need help but are not in danger. You should use the urgent signal __________.

    a. "ASSISTANCE NEEDED"
    b. "PAN-PAN"
    c. "MAYDAY"
    d. "SECURITE"
745: You detect oil around your tank vessel while discharging. The FIRST thing to do is __________.

    a. try to find out where the oil is coming from
    b. call the Master
    c. have the pumpman check the discharge piping
    d. shut down operations
746: The quantity of fuel required to be carried in a motor lifeboat is __________.

    a. the quantity needed for 24 hours continuous operation
    b. the quantity needed for 48 hours continuous operation
    c. 55 gallons
    d. 90 gallons
747: Which statement about the use of portable electric lights in petroleum product tanks is TRUE?

    a. The fixture must be explosion-proof and the line must have a ground wire.
    b. They can be used only when the compartment is gas free.
    c. They must be explosion-proof, self-contained, battery-fed lamps.
    d. No portable electric equipment of any type is allowed.
748: A fire has broken out on the stern of your vessel. You should maneuver your vessel so the wind __________.

    a. blows the fire back toward the vessel
    b. comes over the bow
    c. comes over the stern
    d. comes over either beam
749: Small passenger vessels on rivers routes in cold water must be provided with life floats of an aggregate capacity to accommodate __________.

    a. at least 50% of all persons on board or meet certain construction standards
    b. 100% of the crew and 50% of all passengers allowed to be carried
    c. not less than 50% of all passengers on board at the time
    d. All persons on board (100% of all passengers and crew)
750: The center of flotation of a vessel is __________.

    a. the center of volume of the immersed portion of the vessel
    b. the center of gravity of the water plane
    c. that point at which all the vertical downward forces of weight are considered to be concentrated
    d. that point at which all the vertical upward forces of buoyancy are considered to be concentrated
752: Which statement describes the primary process by which fires are extinguished by dry chemical?

    a. The stream of dry chemical powder cools the fire.
    b. The dry chemical powder attacks the fuel and oxygen chain reaction.
    c. The powder forms a solid coating over the surface.
    d. The dry chemical smothers the fire.
753: How should signal flares be used after you have abandoned ship and are adrift in a liferaft?

    a. Immediately use all the signals at once.
    b. Use all the signals during the first night.
    c. Employ a signal every hour after abandoning ship until they are gone.
    d. Use them only when you are aware of a ship or plane in the area.
754: "PAN-PAN" repeated three times over the radiotelephone indicates which type of message will follow?

    a. Distress
    b. Safety
    c. All clear
    d. Urgency
755: While your vessel is taking on fuel you notice oil on the water around the vessel. What should you do FIRST?

    a. Stop the fueling.
    b. Notify the Coast Guard.
    c. Notify the terminal superintendent.
    d. Determine the source of the oil.
756: A motor lifeboat shall carry sufficient fuel to operate continuously for a period of __________.

    a. 12 hours
    b. 18 hours
    c. 24 hours
    d. 36 hours
757: Which tank vessel must carry a signaling lamp?

    a. A 1,000 GT tanker on a coastwise voyage
    b. A 200 GT tanker on an international voyage
    c. A 300 GT tanker on an intercoastal voyage
    d. All of the above
758: A fire is discovered in the forepeak of a vessel at sea. The wind is from ahead at 35 knots. You should __________.

    a. remain on course and hold speed
    b. change course and put the stern to the wind
    c. change course to put the wind on either beam and increase speed
    d. remain on course but slack the speed
759: Determine the free surface correction for a fuel oil tank 30 ft. long by 40 ft. wide by 15 ft. deep, with a free surface constant of 3794. The vessel is displacing 7,000 tons in saltwater.

    a. 0.35 foot
    b. 0.54 foot
    c. 0.65 foot
    d. 1.38 feet
760: With certain exceptions a suitable rescue boat is required __________.

    a. on most "T-Boats" more than 65 feet in length
    b. on most "T-Boats" regardless of length
    c. only on "K-Boats"
    d. None of the above
761: Which when removed, will result in the extinguishment of a fire?

    a. Oxygen
    b. Carbon dioxide
    c. Sodium
    d. Nitrogen
762: The most effective extinguishing action of dry chemical is __________.

    a. breaking the chain reaction
    b. the CO2 that is formed by heat
    c. smothering
    d. shielding of radiant heat
763: Which item of lifeboat equipment would be most suitable for night signaling to a ship on the horizon?

    a. A red parachute flare
    b. A red hand-held flare
    c. A flashlight
    d. A lantern
764: Which word is an international distress signal when transmitted by radiotelephone?

    a. Securite
    b. Mayday
    c. Breaker
    d. Pan
765: Hoses used for cargo transfer operations must be tested and inspected at specified intervals by __________.

    a. a representative of the Captain of the Port
    b. the operator of the vessel or facility
    c. a representative of the National Cargo Bureau
    d. a representative of the American Bureau of Shipping
767: On every vessel, distress signals must be stowed __________.

    a. on or near the navigating bridge
    b. on the flying bridge not closer than 15 feet to any bulkhead
    c. above the freeboard deck away from heat
    d. in an enclosed space below the freeboard deck away from heat
768: Which statement is TRUE concerning carbon dioxide?

    a. It is heavier than air.
    b. It is non-conductive.
    c. It is used on class B and C fires.
    d. All of the above are true.
769: A life float on a fishing vessel must be equipped with __________.

    a. a painter
    b. red smoke flares
    c. a jackknife
    d. a signal mirror
770: A vessel is described as a two compartment vessel when it __________.

    a. has no more than two compartments
    b. has two compartments in addition to the engine room
    c. will sink if any two compartments are flooded
    d. will float if any two adjacent compartments are flooded
771: You are approaching another vessel and see that she has the signal flag "F" hoisted. What should you do?

    a. Continue on your present course since the vessel is signaling for a pilot.
    b. Attempt to call the vessel on VHF radiotelephone because she is disabled.
    c. Stop your vessel instantly.
    d. Change course to keep clear of the vessel because she is maneuvering with difficulty.
772: What do the small passenger vessel regulations require when installing a hydraulic accumulator or other unfired pressure vessel?

    a. It be operated at one and one half times normal operating pressure for ten minutes.
    b. Safety and/or relief valves settings be checked at two and one half times normal operating pressures.
    c. It be installed to the satisfaction of the cognizant OCMI
    d. All of the above
773: When using the lifeboat compass, you must be careful to __________.

    a. set it on the centerline of the boat
    b. apply the correction for compass error
    c. keep metal objects away from it
    d. All of the above
774: If you send a flag hoist of MAJ 8, what information are you conveying?

    a. The least depth of water in the channel is 8 meters.
    b. Derelict dangerous to navigation to the north.
    c. Navigation is closed. You should navigate with caution.
    d. I have a male age 8 years.
775: During the annual inspection by the owner, each nonmetallic oil transfer hose must not burst, bulge, leak, or abnormally distort under static liquid pressure of at least __________.

    a. 100 pounds per square inch
    b. the relief valve setting pressure
    c. the shoreside pump discharge pressure
    d. 1½ times the maximum allowable working pressure
776: When dry chemical extinguishers are used to put out class B fires, there is a danger of reflash because dry chemical_________.

    a. is not an effective agent on Class B fires
    b. does little or no cooling
    c. dissipates quickly
    d. is rapidly absorbed by the liquid
777: On small passenger vessels a gasoline engine must be fitted with __________.

    a. A means of backfire flame control
    b. A lubricating oil pressure gauge and a tachometer
    c. Jacket water discharge temperature gauges
    d. All of the above
778: An aluminum powder fire is classified as class __________.

    a. A
    b. B
    c. C
    d. D
779: A bulk freighter 680 ft. in length, 60 ft. beam, with a waterplane coefficient of .84, is floating in salt water at a draft of 21'. How many long tons would it take to increase the mean draft by 1"?

    a. 64.3 tons
    b. 69.6 tons
    c. 81.6 tons
    d. 116 tons
780: The change in trim of a vessel may be found by __________.

    a. dividing the trim moments by MT1
    b. subtracting the LCF from the LCB
    c. looking at the Hydrostatic Properties Table for the draft of the vessel
    d. dividing longitudinal moments by the displacement
781: How is the external flotation bladder of an immersion suit inflated?

    a. It is inflated by a small CO2 bottle that is automatically tripped when the front zipper is at the top of the zipper track.
    b. It is inflated by a small CO2 bottle that is manually tripped.
    c. It is inflated by blowing through an inflation tube.
    d. It inflates by sea water bleeding into the flotation bladder and reacting with a chemical therein.
782: On small passenger vessels what device must you install under carburetors, other than the downdraft type, to allow ready removal of fuel leakage?

    a. A drip collector
    b. A funnel and a tin can
    c. A sponge
    d. Suitable absorbent material
783: A person referring to the stern sheets of a lifeboat is speaking of __________.

    a. the line attached to the tack of the lugsail
    b. the emergency rudder
    c. a canvas awning
    d. the aftermost seating
784: While communicating with a shore station concerning an injured female, your message should indicate the subject's age is 32. Which code would your message contain?

    a. MAO 32
    b. MAJ 32
    c. MAL 32
    d. MAK 32
785: 33 CFR 156 deals with matters concerning __________.

    a. oil and hazardous material transfer operations
    b. vessel construction and design
    c. operation of nautical school ships
    d. lifesaving and firefighting equipment
786: Which statement is TRUE concerning distress signals in a lifeboat?

    a. Hand held flares and orange smoke signals are required.
    b. If hand-held rocket-propelled parachute flares are provided, they are the only distress signals required.
    c. Two hand-held smoke signals shall be provided.
    d. A Very pistol with twelve flares is required.
787: To determine which grades of cargo a tank vessel is permitted to carry you should __________.

    a. refer to the vessel's Certificate of Inspection
    b. examine the cargo tanks and fittings
    c. ask the terminal supervisor or his representative
    d. check the loading order
788: Fires of which class would most likely occur in the engine room of a vessel?

    a. Classes A and B
    b. Classes B and C
    c. Classes C and D
    d. Classes A and D
789: An inflatable liferaft equipped with a SOLAS B pack must be stowed __________.

    a. so as to float free
    b. with the vessel's emergency equipment
    c. near the wheelhouse
    d. as far forward as possible
790: Which would NOT provide extra buoyancy for a vessel with no sheer?

    a. Lighter draft
    b. Raised fo'c'sle head
    c. Raised poop
    d. Higher bulwark
791: During a training exercise a submarine indicating that a torpedo has been fired will send up smoke from a float. The smoke's color will be __________.

    a. black
    b. red
    c. orange
    d. yellow
792: What is an advantage of a dry chemical extinguisher as compared to a carbon dioxide extinguisher?

    a. It has a greater duration.
    b. It provides a heat shield for the operator.
    c. It is nontoxic.
    d. It offers lasting, effective protection against burn-back.
793: Which of the following represents the maximum percent of oxygen, by volume, required to be achieved by a ship's inert gas system, prior to the commencement of crude oil tank washing?

    a. 6%
    b. 8%
    c. 10%
    d. 12%
794: An oiler was badly burned and you are communicating with a passenger ship that has a doctor and hospital on board. You want to rendezvous in a certain position so the oiler can be evacuated for medical treatment. Which code should your message contain?

    a. MAF
    b. MAB
    c. MAA
    d. MAE
795: The authority to grant an alternate procedure for oil transfer operations rests with the __________.

    a. nearest Coast Guard office
    b. Officer-in-Charge, Marine Inspection
    c. Area Commander
    d. Captain of the Port
796: When discharging a portable CO2 fire extinguisher, you should NOT hold the horn of the extinguisher because the horn __________.

    a. becomes extremely hot
    b. becomes extremely cold
    c. could come off in your hands
    d. is placed directly in the flames
797: Which statement about the hospital space on a cargo ship is TRUE?

    a. The hospital may be used for disciplinary confinement if it is not being used for treatment.
    b. The hospital space must have both a bathtub and shower.
    c. A hospital is required on all vessels with a crew of 12 or more if it makes overnight voyages.
    d. If a ship has a crew of forty-five who do not have their own room, the hospital must have four berths.
798: A fire starts in a switchboard due to a short circuit. This is which class of fire?

    a. A
    b. B
    c. C
    d. D
799: Lines or gear NOT in use should be __________.

    a. conspicuously marked
    b. stowed anywhere
    c. left on deck
    d. secured or stowed out of the way
800: The "trimming arm" of a vessel is the horizontal distance between the __________.

    a. LCB and LCF
    b. LCF and LCG
    c. LHA and LCG
    d. LCB and LCG
801: No person on board any vessel to which Annex V to MARPOL 73/78 applies may discharge garbage of any type when __________.

    a. less than 12 nautical miles from the United States
    b. less than 12 nautical miles from nearest land
    c. in the navigable waters of the United States
    d. less than 25 nautical miles from nearest land
802: A portable dry chemical fire extinguisher discharges by __________.

    a. gravity when the extinguisher is turned upside down
    b. pressure from a small CO2 cartridge on the extinguisher
    c. air pressure from the hand pump attached to the extinguisher
    d. pressure from the reaction when water is mixed with the chemical
803: The abandon ship signal on the ship's whistle is __________.

    a. 6 short blasts and 1 long blast
    b. more than 6 short blasts
    c. more than 6 short blasts and 1 long blast
    d. 1 long blast of at least 10 seconds
804: You have an AB who has become violently ill, and you are requesting urgent medical advice. Your message should contain which code?

    a. MAB
    b. MAD
    c. MAA
    d. MAF
805: Application for a waiver of any requirements of the regulations for oil transfer operations must be submitted to the __________.

    a. District Commander
    b. Commandant
    c. Captain of the Port
    d. nearest Coast Guard office
806: On small passenger vessels electrical equipment in spaces that contain gasoline powered machinery must be __________.

    a. explosion-proof
    b. intrinsically safe
    c. ignition protected for use in a gasoline atmosphere
    d. All of the above
807: The space containing carbon dioxide cylinders shall be properly ventilated and designed to prevent an ambient temperature in excess of __________.

    a. 75°F
    b. 100°F
    c. 130°F
    d. 165°F
808: A fire in a pile of canvas is classified as class __________.

    a. A
    b. B
    c. C
    d. D
809: If the patient vomits during mouth-to mouth resuscitation, the rescuer should FIRST __________.

    a. ignore it and continue mouth-to-mouth ventilation
    b. pause for a moment until the patient appears quiet again, then resume ventilation mouth-to-mouth
    c. switch to mouth-to-nose ventilation
    d. turn the patient's body to the side, sweep out the mouth and resume mouth-to-mouth ventilation
810: When a vessel's LCG is aft of her LCB, the vessel will __________.

    a. trim by the stern
    b. trim by the head
    c. be on an even keel
    d. be tender
811: Your vessel is broken down and rolling in heavy seas. You can reduce the possibility of capsizing by __________.

    a. constantly shifting the rudder
    b. rigging a sea anchor
    c. moving all personnel aft
    d. moving all personnel forward and low
812: You are fighting a class "B" fire with a portable dry chemical extinguisher. The discharge should be directed __________.

    a. at the seat of the fire, starting at the near edge
    b. to bank off a bulkhead onto the fire
    c. over the top of the fire
    d. at the main body of the fire
813: You hear the general alarm and ship's whistle sound for over 10 seconds. Traditionally, this is the signal for __________.

    a. abandon ship
    b. dismissal from fire and emergency stations
    c. fire and emergency
    d. man overboard
814: In the International Code of signals, a group of three letters indicates __________.

    a. urgency or an emergency
    b. the vessel's national identity signal
    c. a group from the general signal code
    d. a group from the medical signal code
815: Applications for waivers of any requirements of the regulations for oil transfer operations must be submitted __________.

    a. the day before the operations
    b. 5 days before the operations
    c. 10 days before the operations
    d. 30 days before the operations
816: You are crude oil washing on a tanker with an inert gas system. What percentage of oxygen must the inert gas system produce and deliver to the tanks?

    a. 0%
    b. 5%
    c. 8%
    d. 11%
817: An accommodation ladder or other equally safe and convenient means must be provided for a pilot whenever the distance from the sea level is more than __________.

    a. 20 feet
    b. 30 feet
    c. 40 feet
    d. 50 feet
818: A fire in a transformer terminal would be classified as class __________.

    a. A
    b. B
    c. C
    d. D
819: Providing you are not in a special area, such as the Mediterranean or Red Sea, how many nautical miles from land must you be to throw wooden dunnage into the sea?

    a. 25 nm
    b. 12 nm
    c. 6 nm
    d. 3 nm
820: The two points that act together to trim a ship are the __________.

    a. LCF and LCB
    b. LCG and LCB
    c. metacenter and LCG
    d. VCG and LCG
821: Bleeding from a vein is __________.

    a. dark red and has a steady flow
    b. bright red and slow
    c. bright red and spurting
    d. dark red and spurting
822: When electrical equipment is involved in a fire, the stream of dry chemicals should be __________.

    a. aimed at the source of the flames
    b. fogged above the equipment
    c. shot off a flat surface onto the flames
    d. used to shield against electrical shock
823: Traditionally, the signal for fire aboard ship is __________.

    a. more than 6 short blasts and 1 long blast on the whistle, and the same signal on the general alarm
    b. continuous sounding of the ship's whistle and the general alarm for at least 10 seconds
    c. 1 short blast on the whistle
    d. alternating short and long blasts on the ship's whistle
824: You receive a medical message that contains the code MSJ. This means "_____."

    a. Place patient in hot bath
    b. The wound should be stitched
    c. You should pass a stomach tube
    d. The wound should not be stitched
825: ABYC equipment standards are published by the __________.

    a. Association of Boat and Yacht Classifiers
    b. American Boat and Yacht Council
    c. American Boat and Yacht Convention 1991
    d. American Boat and Yacht Club
827: A small passenger vessel's Official Number must be marked___________.

    a. in block type Arabic numerals not less than 3 inches high
    b. or mounted so that any alteration, removal, or replacement would be obvious
    c. on some clearly visible interior structural hull part
    d. All of the above
828: A fire in a pile of dunnage would be classified as class __________.

    a. A
    b. B
    c. C
    d. D
829: A fire starting by spontaneous combustion can be expected in which condition?

    a. Paints, varnish, or other liquid flammables are stowed in a dry stores locker.
    b. Inert cargoes such as pig iron are loaded in a wet condition.
    c. Oily rags are stowed in a metal pail.
    d. Clean mattresses are stored in contact with an electric light bulb.
830: Your vessel has a midships engine room and the cargo is concentrated in the end holds. The vessel is __________.

    a. sagging with tensile stress on main deck
    b. sagging with compressive stress on main deck
    c. hogging with tensile stress on main deck
    d. hogging with compressive stress on main deck
831: The spread of fire is prevented by __________.

    a. heating surfaces adjacent to the fire
    b. leaving combustibles in the endangered area
    c. shutting off the oxygen supply
    d. All of the above
832: Which statement is TRUE concerning the use of a dry chemical extinguisher?

    a. You should direct the stream at the base of the fire.
    b. You should direct the stream directly into the fire.
    c. You should direct the stream at a vertical bulkhead and allow it to flow over the fire.
    d. All of the above
833: While reading the muster list you see that "3 short blasts on the whistle and 3 short rings on the general alarm bells" is the signal for __________.

    a. abandon ship
    b. dismissal from fire and emergency stations
    c. fire and emergency
    d. man overboard
834: After sending a message describing the symptoms of an ill crew member, you receive a message containing the code MRL. This means "_______".

    a. Apply ice-cold compress and renew every 4 hours
    b. Commence artificial respiration immediately
    c. Give enema
    d. Pass catheter into bladder
835: No person may serve as the person in charge of both the vessel and the facility during oil transfer operations unless __________.

    a. there is ready access between the two
    b. the vessel and facility are immediately adjacent
    c. the person in charge has a rapid means of transportation between the two
    d. the Captain of the Port authorizes such procedure
836: What size bilge pump is required for a lifeboat which has a capacity of 675 cubic feet?

    a. 1
    b. 2
    c. 3
    d. 4
837: The largest crew a cargo vessel may carry without having a hospital space is __________.

    a. 6
    b. 11
    c. 12
    d. 16
838: A class C fire would be burning __________.

    a. fuel oil
    b. wood
    c. celluloid
    d. electrical insulation
839: A small passenger vessel's Official Number must be marked___________.

    a. in block type Arabic numerals not less than 1-1/2 inch high
    b. or mounted so its alteration, removal, or replacement would be obvious
    c. on some clearly visible exterior structural hull part
    d. All of the above
840: If a vessel is sagging, what kind of stress is placed on the sheer strake?

    a. Compression
    b. Tension
    c. Thrust
    d. Racking
841: Blood flowing from a cut artery appears __________.

    a. dark red with a steady flow
    b. bright red with a steady flow
    c. bright red and in spurts
    d. dark red and in spurts
842: As compared to carbon dioxide, dry chemical has which advantage?

    a. Cleaner
    b. Effective on metal fires
    c. Greater range
    d. More cooling effect
843: The signal given to commence lowering the lifeboats is __________.

    a. 3 short blasts of the ship's whistle
    b. specified on the muster list (station bill)
    c. 3 long blasts of the ship's whistle
    d. 1 long blast of the ship's whistle
844: If a crew member that was ill has died, which code should your message contain?

    a. MPO
    b. MPR
    c. MPK
    d. MPJ
845: Each pressure gage used in an oil transfer operation must be accurate to within __________.

    a. 1 percent
    b. 3 percent
    c. 5 percent
    d. 10 percent
846: If a lifeboat is stowed 40 feet above the light water draft and 200 feet from the bow, how long must the sea painter be?

    a. 80 feet
    b. 160 feet
    c. Sufficiently long enough to reach the water when the vessel has an adverse list of 15°
    d. One third the length from the bow to where the lifeboat is stowed
848: The class of fire on which a blanketing effect is essential is class __________.

    a. A
    b. B
    c. C
    d. D
849: You are testing the external inflation bladder on an immersion suit and find it has a very slow leak. Which action should be taken?

    a. Replace the suit.
    b. Replace the inflation bladder.
    c. Take it out of service and repair in accordance with the manufacturers instructions.
    d. Some leakage should be expected and a topping off tube is provided; no other action is necessary.
850: When a vessel is stationary and in a hogging condition, the main deck is under __________.

    a. compression stress
    b. tension stress
    c. shear stress
    d. racking stress
851: The preferred agent used in fighting a helicopter crash fire is __________.

    a. CO2
    b. dry chemical
    c. water
    d. foam
852: Which statement concerning the application of dry chemical powder is FALSE?

    a. At temperatures of less than 32°F, the extinguisher must be recharged more often.
    b. When possible, the fire should be attacked from windward.
    c. The stream should be directed at the base of the fire.
    d. Directing the stream into burning flammable liquid may cause splashing.
853: When whistle signals are used for launching lifeboats, one short blast means __________.

    a. "use the float-free method only"
    b. "lower all boats"
    c. "raise all boats"
    d. "drill is over, secure all boats"
854: If an ill crew member is beginning to show signs of improvement, what code should your message contain?

    a. MVP
    b. MPH
    c. MPF
    d. MSO
855: The term, "cargo tank length", as used in part 157 of the Pollution Regulations, means the __________.

    a. length of any individual cargo space, from bulkhead to bulkhead
    b. greatest distance between two opposite cargo tank bulkheads
    c. diagonal measurement of a cargo tank
    d. length from the forward bulkhead of the forwardmost cargo tanks to the after bulkhead of the aftermost cargo tanks
856: Which statement about immersion suits is TRUE?

    a. Immersion suits should be worn during routine work on deck to provide maximum protection.
    b. After purchasing, the suit should be removed from its storage bag and hung on a hanger where readily accessible.
    c. Immersion suits must have a PFD light attached to the front shoulder area.
    d. Small leaks or tears may be repaired using the repair kit packed with the suit.
857: Who must ensure that the emergency lighting and power systems on cargo vessels are operated at least weekly?

    a. Master
    b. Chief Engineer
    c. Deck officer assigned
    d. Engineering officer assigned
858: A fire in trash and paper waste is classified as class __________.

    a. A
    b. B
    c. C
    d. D
860: A ship's forward draft is 22'-04" and its after draft is 24'-00". The draft amidships is 23'-04". This indicates a concentration of weight __________.

    a. at the bow
    b. in the lower holds
    c. amidships
    d. at the ends
861: The SS AMERICAN MARINER will sail with the load shown. Use the white pages of The Stability Data Reference Book to determine the drafts. ST-0017

    a. FWD 26'-09", AFT 28'-00"
    b. FWD 27'-00", AFT 27'-10"
    c. FWD 27'-03", AFT 27'-07"
    d. FWD 27'-06", AFT 27'-04"
862: Dry chemical extinguishers extinguish class B fires to the greatest extent by __________.

    a. cooling
    b. smothering
    c. oxygen dilution
    d. breaking the chain reaction
863: A tank 36 ft. by 36 ft. by 6 ft. is filled with water to a depth of 5 ft. If a bulkhead is placed in the center of the tank running fore-and-aft along the 36-foot axis, how will the value of the moment of inertia of the free surface be affected?

    a. The moment of inertia would remain unchanged.
    b. The moment of inertia would be 1/4 its original value.
    c. The moment of inertia would be 1/2 the original value.
    d. None of the above
863: A tank 36 ft. by 36 ft. by 6 ft. is filled with water to a depth of 5 ft. If a bulkhead is placed in the center of the tank running fore-and-aft along the 36-foot axis, how will the value of the moment of inertia of the free surface be affected?

    a. The moment of inertia would remain unchanged.
    b. The moment of inertia would be 1/4 its original value.
    c. The moment of inertia would be 1/2 the original value.
    d. None of the above
864: A crew member suddenly becomes blind in both eyes. Which code should your message contain?

    a. MNJ
    b. MNM
    c. MNO
    d. MNI
865: On board a small passenger vessel, fuel tank vents should __________.

    a. be connected at the highest point in the tank
    b. terminate in a U-bend fitted with a single corrosion resistant wire screen of at least 30x30 mesh
    c. be installed with an upward gradient to prevent fuel from being trapped in the line
    d. All of the above
866: The number of rowing oars that must be carried in a motor-propelled open lifeboat on a cargo vessel is __________.

    a. determined by the Master
    b. specified by the Coast Guard
    c. specified by the manufacturer
    d. None
867: Cargo vessels being navigated, and fitted with emergency lighting and power systems, shall have their emergency systems tested at least once __________.

    a. a month
    b. in each week
    c. in every 6 months
    d. in every 12 months
868: Burning wood is which class of fire?

    a. A
    b. B
    c. C
    d. D
869: As a last resort, a tourniquet can be used to __________.

    a. hold a victim in a stretcher
    b. stop uncontrolled bleeding
    c. hold a large bandage in place
    d. restrain a delirious victim
870: The forward draft of your ship is 27'-11" and the after draft is 29'-03". The draft amidships is 28'-05". Your vessel is __________.

    a. hogged
    b. sagged
    c. listed
    d. trimmed by the head
871: The bilge pump on a fishing vessel __________.

    a. must be fixed if the vessel exceeds 12 meters in length
    b. may be used as a fire pump
    c. must be portable if there are more than 4 watertight compartments
    d. must be capable of pumping at least 450 gpm
872: The safety discs on carbon dioxide cylinders are set to release at 2,700 psi. Under normal circumstances this pressure will be reached at a temperature of __________.

    a. 70°F
    b. 100°F
    c. 125°F
    d. 135°F
873: On small passenger vessels which parts of a water-cooled gasoline or diesel engine must be water-jacketed and cooled?

    a. The engine's head
    b. The block
    c. The exhaust manifold
    d. All of the above
874: If you were being assisted by an icebreaker and he sent you the single letter "Q", he would be telling you __________.

    a. that he has his engines in reverse
    b. that he is shortening the distance between vessels
    c. to shorten the distance between vessels
    d. that his vessel is healthy
875: How many bolts are required in a temporarily connected standard ANSI coupling?

    a. 2
    b. 4
    c. 6
    d. 8
876: Which person may command a lifeboat in ocean service?

    a. Licensed deck officer
    b. Able seaman
    c. Certificated person
    d. All of the above
877: A marine chemist issues gas free certificates and is certified by the __________.

    a. Mine Safety Appliance Association
    b. American Chemical Society
    c. Marine Chemists Association
    d. National Fire Protection Association
878: A fire in a pile of linen is a class __________.

    a. A
    b. B
    c. C
    d. D
879: To operate a portable CO2 extinguisher continuously in the discharge mode __________.

    a. slip the "D yoke" ring in the lower handle over the upper handle
    b. reinsert the locking pin
    c. open the discharge valve
    d. invert the CO2 extinguisher
880: A ship's forward draft is 22'-04" and its after draft is 23'-00". The draft amidships is 23'-04". This indicates a concentration of weight __________.

    a. at the bow
    b. in the lower holds
    c. amidships
    d. at the ends
881: You should FIRST treat a simple fracture by __________.

    a. attempting to set the fracture
    b. preventing further movement of the bone
    c. applying a tourniquet
    d. alternately applying hot and cold compresses
882: Fire in an engine compartment is best extinguished with carbon dioxide gas (CO2) and by __________.

    a. closing the compartment except for the ventilators
    b. completely closing the compartment
    c. leaving the compartment open to the air
    d. increasing the air flow to the compartment by blowers
883: On a vessel of 15,000 tons displacement, compute the reduction in metacentric height due to free surface in a hold having free water in the tank tops. The hold is 50 feet long and 60 feet wide. The reduction in metacentric height is __________.

    a. 1.54 feet
    b. 1.59 feet
    c. 1.63 feet
    d. 1.71 feet
884: The single letter G, sent by an icebreaker to an assisted vessel, means __________.

    a. "I require a pilot"
    b. "Longitude follows"
    c. "I am going ahead; follow me"
    d. "Do not follow me"
885: Which type of marine sanitation device (MSD) is used solely for the storage of sewage and flush water at ambient air pressure and temperature?

    a. Type I
    b. Type II
    c. Type III
    d. Type IV
886: What is the minimum number of deck officers, able seaman or certificated persons required for a lifeboat on a vessel in ocean service?

    a. Two
    b. Three
    c. Four
    d. Five
887: Carbon dioxide as a fire fighting agent has which advantage over other agents?

    a. It causes minimal damage.
    b. It is safer for personnel.
    c. It is cheaper.
    d. It is most effective on a per unit basis.
888: An oil fire is classified as class __________.

    a. A
    b. B
    c. C
    d. D
889: Small quantities of flammable liquids needed at a work site should be __________.

    a. used only under the supervision and direction of a ship's officer
    b. tightly capped and stowed with other tools near the job site when securing at the end of the day
    c. used only when a pressurized fire hose is laid out ready for immediate use
    d. in a metal container with a tight cap
890: All of the following can be determined by use of a stabilogauge EXCEPT __________.

    a. metacentric height
    b. mean draft
    c. moment to trim one inch
    d. deadweight
891: On small passenger vessels, cooling water for the exhaust lines from an internal combustion engine must be __________.

    a. obtained from the engine's cooling water system or from a separate engine-driven pump
    b. chemically treated to prevent corrosion
    c. flushed and changed periodically
    d. obtained from a fresh water storage tank or an expansion tank
892: While you are working in a space, the fixed CO2 system is accidentally activated. You should __________.

    a. secure the applicators to preserve the charge in the cylinders
    b. continue with your work as there is nothing you can do to stop the flow of CO2
    c. retreat to fresh air and ventilate the compartment before returning
    d. make sure all doors and vents are secured
893: On a vessel of 12,000 tons displacement, a tank 60 feet long, 50 feet wide, and 20 feet deep is half filled with fresh water (SG 1.000) while the vessel is floating in saltwater (SG 1.026) What is the reduction in metacentric height due to free surface?

    a. 0.97 ft.
    b. 1.01 ft.
    c. 1.35 ft.
    d. 1.44 ft.
894: Signals between an icebreaker and an assisted vessel may NOT be given by __________.

    a. whistle
    b. flag hoist
    c. radiotelephone
    d. radiotelegraph
895: Air-cooled gasoline auxiliary engines are allowed on vessels not more than 65 feet in length, carrying not more than 12 passengers if __________.

    a. it is not practicable to supply water to the engine
    b. they have a self-contained fuel system and are installed on an open deck
    c. they are rated at not more than 4.5 horsepower
    d. All of the above
897: Which statement is TRUE concerning carbon dioxide?

    a. It is lighter than air.
    b. It is an inert gas.
    c. It is used mostly on class A fires.
    d. All of the above
898: A galley grease fire would be classified as which class of fire?

    a. A
    b. B
    c. C
    d. D
899: EXCEPT when suffering from a head or chest injury a patient in shock should be placed in which position?

    a. Head up and feet down
    b. Head down and feet up
    c. Flat on back with head and feet elevated
    d. Arms above the head
900: All of the following can be determined by use of a stabilogauge EXCEPT __________.

    a. mean draft
    b. trim
    c. displacement
    d. deadweight
901: A squeeze-grip type carbon dioxide portable fire extinguisher has been partially discharged. It should be __________.

    a. replaced in its proper location if weight loss is no more than 15%
    b. replaced in its proper location if weight loss is no more than 25%
    c. labeled empty and recharged as soon as possible
    d. labeled empty and replaced in its proper location regardless of weight
902: Your vessel is equipped with a fixed CO2 system and a fire main system. In the event of an electrical fire in the engine room what is the correct procedure for fighting the fire?

    a. Use the CO2 system and evacuate the engine room.
    b. Use the fire main system and evacuate the engine room.
    c. Evacuate the engine room and use the CO2 system.
    d. Evacuate the engine room and use the fire main system.
903: On a vessel displacing 8,000 tons, what is the reduction in metacentric height due to free surface when a tank 45 feet long and 45 feet wide is partly filled with salt water?

    a. 1.22 feet
    b. 1.16 feet
    c. 1.13 feet
    d. 1.10 feet
904: If you are on the beach and are signaling to a small boat in distress that your present location is dangerous and they should land to the left, you would __________.

    a. fire a green star to the left
    b. send the letter K by light and point to the left
    c. place an orange signal to your left as you signal with a white light
    d. send the code signal S followed by L
905: The color of the signal flare sent up by a submarine coming to periscope depth is __________.

    a. white
    b. green
    c. yellow
    d. red
906: Inflatable liferafts shall be serviced at an approved servicing facility every 12 months or not later than the next vessel inspection for certification. However, the total elapsed time between servicing cannot exceed __________.

    a. 12 months
    b. 15 months
    c. 17 months
    d. 18 months
907: An advantage of a dry chemical over a carbon dioxide fire extinguisher is its __________.

    a. greater range
    b. effectiveness on all types of fires
    c. cleanliness
    d. All of the above
908: If ignited, which material would be a class B fire?

    a. Magnesium
    b. Paper
    c. Wood
    d. Diesel Oil
909: Which part of the inert gas system is designed to relieve sudden large overpressures that exceed the capacity of the mechanical P/V valves?

    a. Pressure control valve
    b. Deck water seal
    c. Liquid filled P/V breaker
    d. Isolation valve
910: When using a stabilogauge, unless the density correction is applied, the center of gravity of a loaded compartment is assumed to be located __________.

    a. on the deck of the compartment
    b. at one-third the height of the compartment
    c. at the geometric center of the compartment
    d. at one-half the height of the compartment
911: You are on a supply run to an offshore drilling rig. On board is the cargo listed. What is the height above the main deck of the center of gravity of the cargo? ST-0018

    a. 3.75 feet
    b. 3.02 feet
    c. 2.22 feet
    d. 0.83 foot
912: A "fifteen-pound" CO2 extinguisher is so called because __________.

    a. there are fifteen pounds of CO2 in the container
    b. the container, when full, weighs fifteen pounds
    c. the pressure at the discharge nozzle is l5 psi
    d. the empty container weighs fifteen pounds
913: On a vessel of 8,000 tons displacement, compute the reduction in metacentric height due to free surface in a hold having free water in the tank tops. The hold is 40 feet long and 20 feet wide. The reduction in metacentric height is __________.

    a. 0.1 ft
    b. 0.3 ft
    c. 0.5 ft
    d. 0.9 ft
914: What is the lifesaving signal for "You are seen - Assistance will be given as soon as possible"?

    a. Red star rocket
    b. Orange smoke signal
    c. Green star rocket
    d. Vertical motion of a flag
915: Which is/are required for engine exhaust pipe installations on small passenger vessels?

    a. Protection where people or equipment can contact the pipe.
    b. Piping must be arranged so that water backflow cannot reach the engine exhaust ports
    c. Dry exhaust pipe ending at the transom should be located as far outboard as possible
    d. All of the above
917: Foam-type portable fire extinguishers are most useful in combating fires involving __________.

    a. solid materials such as wood or bales of fiber
    b. flammable liquids
    c. electrical equipment
    d. metallic solids
918: Fires which occur in energized electrical equipment, such as switchboard insulation, are class __________.

    a. A
    b. B
    c. C
    d. D
919: After an accident the victim may go into shock and die. What should be done to help prevent shock?

    a. Slightly elevate the head and feet.
    b. Keep the person awake.
    c. Keep the person lying down and at a comfortable temperature.
    d. Give the person a stimulant to increase blood flow.
920: If a vessel lists to port, the center of buoyancy will __________.

    a. move to port
    b. move to starboard
    c. move directly down
    d. stay in the same position
921: You can determine that a CO2 fire extinguisher is fully charged by __________.

    a. looking at the gauge
    b. checking the nameplate data
    c. weighing by hand
    d. weighing on a properly calibrated scale
922: An upright vessel has negative GM. GM becomes positive at the angle of loll because the __________.

    a. free surface effects are reduced due to pocketing
    b. KG is reduced as the vessel seeks the angle of loll
    c. effective beam is increased causing BM to increase
    d. underwater volume of the hull is increased
923: You are at sea on a vessel whose beam is 60 feet and full period of roll is 20 seconds. What is the estimated metacentric height of the vessel?

    a. 1.3 ft
    b. 1.5 ft
    c. 1.7 ft
    d. 1.9 ft
924: What is the lifesaving signal for "You are seen - Assistance will be given as soon as possible"?

    a. 3 white star signals
    b. Horizontal motion with a white flag
    c. Vertical motion of a white light
    d. Code letter "K" by blinker light
925: The center of flotation of a vessel is the geometric center of the __________.

    a. underwater volume
    b. above water volume
    c. amidships section
    d. waterplane area
926: Inflatable liferafts must be overhauled and inspected at a U.S. Coast Guard approved service facility every __________.

    a. six months
    b. twelve months
    c. eighteen months
    d. twenty-four months
927: The extinguishing agent most effective for combating wood fires is __________.

    a. water
    b. carbon dioxide
    c. foam
    d. dry chemical
928: A fire in the radio transmitter would be of what class?

    a. A
    b. B
    c. C
    d. D
928: A fire in the radio transmitter would be of what class?

    a. A
    b. B
    c. C
    d. D
929: According to Annex V to MARPOL 73/78, garbage containing plastic is permitted to be disposed of by __________.

    a. incinerating offshore
    b. discharging when at least 12 nautical miles from nearest land
    c. grinding to less than 1" and discharging at least 12 nautical miles from nearest land
    d. grinding to less than 1" and discharging at least 25 nautical miles from nearest land
930: Semi-portable extinguishers used on inspected vessels are sizes __________.

    a. II, III, and IV
    b. I, II, and III
    c. III, IV, and V
    d. IV and V
931: The major cause of shock in burn victims is the __________.

    a. high level of pain
    b. emotional stress
    c. increase in body temperature and pulse rate
    d. massive loss of fluid through the burned area
932: Portable CO2 fire extinguishers should NOT be used to inert a space containing flammable liquids due to the danger of __________.

    a. the CO2 being inhaled by personnel
    b. reflash of burning liquids
    c. vapor condensation on the extinguisher
    d. the discharge causing a static spark
932: Portable CO2 fire extinguishers should NOT be used to inert a space containing flammable liquids due to the danger of __________.

    a. the CO2 being inhaled by personnel
    b. reflash of burning liquids
    c. vapor condensation on the extinguisher
    d. the discharge causing a static spark
933: You are at sea on a vessel whose beam is 40 feet and the full rolling period is 20 seconds. What is the estimated metacentric height of the vessel?

    a. 0.3 ft.
    b. 0.5 ft.
    c. 0.8 ft.
    d. 1.1 ft.
934: The signal used with shore lifesaving equipment to indicate, "Affirmative" is __________.

    a. vertical motion of the arms
    b. code signal "C" sent by light or sound signaling apparatus
    c. firing of a red star signal
    d. None of the above
935: If an airplane circles a vessel 3 times, crosses the vessel's course close ahead while rocking the wings, and heads off in a certain direction, what does this indicate?

    a. The plane is in distress and will have to ditch.
    b. The plane is going to drop a package and wishes the vessel to recover it.
    c. Someone is in distress in that direction and the vessel should follow and assist.
    d. There is danger ahead and the best course is indicated by the direction of the aircraft.
936: If your vessel is equipped with inflatable liferafts, how should they be maintained?

    a. Have your crew check them annually.
    b. They do not need any maintenance.
    c. Have them sent ashore to an approved maintenance facility annually.
    d. Have them serviced by the shipyard annually.
937: On a class "B" fire, which portable fire extinguisher would be the LEAST desirable?

    a. Carbon dioxide
    b. Water (stored pressure)
    c. Dry chemical
    d. Foam
938: A magnesium fire is classified as class __________.

    a. A
    b. B
    c. C
    d. D
938: A magnesium fire is classified as class __________.

    a. A
    b. B
    c. C
    d. D
939: CO2 cylinders forming part of a fixed fire extinguishing system must be pressure tested at least every __________.

    a. year
    b. 2 years
    c. 6 years
    d. 12 years
940: When a vessel is inclined by an external force, the __________.

    a. shape of the vessel's underwater hull remains the same
    b. vessel's center of gravity shifts to the center of the vessel's underwater hull
    c. vessel's center of buoyancy shifts to the center of the vessel's underwater hull
    d. vessel's mean draft increases
941: You are on a supply run to an offshore drilling rig. On board is the cargo listed. What is the height above the main deck of the center of gravity of the cargo? ST-0019

    a. 0.96 foot
    b. 1.45 feet
    c. 1.96 feet
    d. 2.96 feet
942: A fifteen-pound CO2 extinguisher __________.

    a. contains 15 pounds of CO2
    b. weighs 15 pounds when full of CO2
    c. has 15 pounds of pressure at the nozzle
    d. weighs 15 pounds when empty
943: You are at sea on a vessel that has a beam of 60 feet, and you calculate the period of roll to be 25 seconds. What is the vessel's metacentric height?

    a. 0.8 ft
    b. 1.1 ft
    c. 1.4 ft
    d. 1.6 ft
944: The lifesaving signal indicating "You are seen - Assistance will be given as soon as possible" is the __________.

    a. vertical motion of white flags
    b. vertical motion of a white light or flare
    c. firing of a green star signal
    d. None of the above
945: The color of rockets, shells, or rocket parachute flares used to indicate that the vessel is in distress and requires immediate assistance is __________.

    a. white
    b. green
    c. red
    d. yellow
946: What material is allowed in construction of the hull of a vessel with an integral diesel fuel tank ?

    a. Steel or aluminum
    b. Sandwich style fiberglass with a natural rubber core
    c. Copper-nickel or copper silicon alloys
    d. Any or all of the above
947: When fighting an oil or gasoline fire in the bilge, which of the following should NOT be used?

    a. Foam
    b. Solid stream water nozzle
    c. All-purpose nozzle
    d. Carbon dioxide
948: Fires in combustible metals, such as sodium or magnesium, are classified as class __________.

    a. A
    b. B
    c. C
    d. D
950: Your vessel has taken a slight list from off-center loading of material on deck. The __________.

    a. list should be easily removed
    b. mean draft is affected
    c. vessel may flop
    d. vessel is trimmed
951: If a crewman suffers a second-degree burn on the arm, you should __________.

    a. drain any blisters
    b. apply antiseptic ointment
    c. scrub the arm thoroughly to prevent infection
    d. immerse the arm in cold water
952: Which is the proper method of determining whether a portable CO2 fire extinguisher needs recharging?

    a. Check the tag to see when the extinguisher was last charged.
    b. Release a small amount of CO2; if the CO2 discharges, the extinguisher is acceptable.
    c. Weigh the extinguisher and compare the weight against that stamped on the valve.
    d. Recharge the extinguisher at least once each year.
953: You are at sea on a vessel that has a beam of 50 feet, and you calculate the period of roll to be 22 seconds. What is the vessel's metacentric height?

    a. 0.8 ft
    b. 1.0 ft
    c. 1.2 ft
    d. 1.4 ft
954: Which is the lifesaving signal for, "This is the best place to land"?

    a. Red star rocket
    b. Orange smoke signal
    c. Green star rocket
    d. Horizontal motion of a flag
955: If another station sent you the signal "KG", he would be __________.

    a. telling you to stay clear
    b. telling you he has flooded a hold
    c. asking you if you needed a tug
    d. telling you he found an aircraft wreckage
957: An engine compartment gasoline fire requires which type of extinguisher?

    a. Carbon dioxide
    b. Dry chemical
    c. Foam
    d. All of the above
958: Which substance might be subject to spontaneous combustion?

    a. Coal
    b. Scrap rubber
    c. Leather
    d. All of the above
959: You are on a supply run to an offshore drilling rig. On board is the cargo listed. What is the height above the main deck of the center of gravity of the cargo? ST-0020

    a. 2.32 feet
    b. 2.21 feet
    c. 1.97 feet
    d. 1.76 feet
960: Your vessel has just finished bunkering and has a small list due to improper distribution of the fuel oil. This list will cause __________.

    a. a decrease in reserve buoyancy
    b. a decrease in the maximum draft
    c. the vessel to flop to port and starboard
    d. None of the above
961: Safety is increased if __________.

    a. extra line and wire are laid out on deck for emergency use
    b. all lashings are made up, and the decks are clean and clear
    c. power tools are kept plugged in for immediate use
    d. spare parts are kept on deck for ready access
962: A carbon dioxide fire extinguisher should be recharged __________.

    a. at least annually
    b. whenever it is below its required weight
    c. only if the extinguisher has been used
    d. before every safety inspection
963: Your vessel has a displacement of 19,800 tons. It is 464 feet long, and has a beam of 64 feet. You have timed its full rolling period to be 21.0 seconds. What is your vessel's approximate GM?

    a. 1.1 ft
    b. 1.3 ft
    c. 1.6 ft
    d. 1.8 ft
964: Which signal is used by a rescue unit to indicate, "Avast hauling"?

    a. Firing of a green star signal
    b. Firing of a red star signal
    c. An orange smoke signal
    d. Three white star rockets fired at one-minute intervals
965: What statement about immersion suits is TRUE?

    a. Immersion suits should be worn while performing routine work on deck.
    b. No stowage container for immersion suits may be capable of being locked.
    c. During the annual maintenance, the front zipper should be lubricated using light machine oil or mineral oil.
    d. Any tear or leak will render the suit unserviceable and it must be replaced.
967: Gasoline fuel tanks on small passenger vessels must be installed __________.

    a. independent of the hull
    b. on a level higher than the engine
    c. in a cool and insulated place
    d. so the fuel line to the engine leads from a shut-off valve at the bottom of the tank
968: Which condition is necessary for a substance to burn?

    a. The temperature of the substance must be equal to or above its fire point.
    b. The air must contain oxygen in sufficient quantity.
    c. The mixture of vapors with air must be within the "explosive range."
    d. All of the above
969: That center around which a vessel trims is called the __________.

    a. tipping center
    b. center of buoyancy
    c. center of gravity
    d. turning center
970: During cargo operations, your vessel develops a list due to the center of gravity rising above the transverse metacenter. To correct the list, you should __________.

    a. shift weight to the high side
    b. shift weight to the centerline
    c. add weight in the lower holds or double bottoms
    d. remove weight from the lower holds or double bottoms
971: When should you first have any food or water after boarding a lifeboat or liferaft?

    a. After 12 hours
    b. After 24 hours
    c. Within 48 hours
    d. Some food and water should be consumed immediately and then not until 48 hours later
972: Which statement concerning carbon dioxide is FALSE?

    a. It displaces the oxygen in the air.
    b. It cannot be seen.
    c. It cannot be smelled.
    d. It is safe to use near personnel in a confined space.
973: You are on a vessel that has a metacentric height of 1.0 foot and a beam of 40 feet. What can you expect the rolling period of the vessel to be?

    a. 15.2 seconds
    b. 15.9 seconds
    c. 17.0 seconds
    d. 17.6 seconds
974: On board small passenger vessels the minimum fill pipe size for a gasoline or diesel tank is __________.

    a. 2 1/2 inches nominal pipe size
    b. 1 1/2 inches nominal pipe size
    c. Not specified by the Regulations
    d. Large enough so it does not cause backpressure and fuel spillage
975: The waiting signal in code for all forms of signaling is __________.

    a. AR
    b. AS
    c. C
    d. RQ
976: Inflatable liferafts carried on passenger vessels must be annually __________.

    a. overhauled by the ship's crew
    b. sent to the Coast Guard for servicing
    c. sent to the steamship company shore repair facility
    d. sent to a Coast Guard approved service facility
977: Which type of fire is the foam (stored-pressure type) fire extinguisher effective on?

    a. Classes A & B
    b. Classes A & C
    c. Classes B & C
    d. All of the above
978: You have carbon tetrachloride as part of the cargo. If a fire breaks out in the general area, what is the major danger from the carbon tetrachloride?

    a. It will explode if exposed to a flame.
    b. Phosgene gas may be formed if it comes in contact with hot metal.
    c. It will burn rapidly once ignited.
    d. You cannot use water to fight the fire because it will react with the carbon tetrachloride.
979: When should you first have any food or water after boarding a lifeboat or liferaft?

    a. After 12 hours
    b. After 24 hours
    c. Within 48 hours
    d. Some food and water should be consumed immediately and then not until 48 hours later.
980: Assuming an even transverse distribution of weight in a vessel, which condition could cause a list?

    a. Empty double-bottoms and lower holds, and a heavy deck cargo
    b. Flooding the forepeak to correct the vessel's trim
    c. Having KG smaller than KM
    d. Having a small positive righting arm
981: Oily rags stored in a pile that is open to the atmosphere are a hazard because they may __________.

    a. deteriorate and give off noxious gasses
    b. spontaneously heat and catch fire
    c. attract lice and other vermin and serve as a breeding ground
    d. None of the above
982: In continuous operation, the effective range of the 15 pound CO2 extinguisher is limited to __________.

    a. 2 to 4 feet
    b. 3 to 8 feet
    c. 9 to 12 feet
    d. 10 to 15 feet
983: Your vessel has a metacentric height of 1.12 feet and a beam of 60 feet. Your average rolling period will be __________.

    a. 20 seconds
    b. 23 seconds
    c. 25 seconds
    d. 35 seconds
984: The lifesaving signal indicated by a horizontal motion of a white light or white flare means __________.

    a. "Landing here highly dangerous"
    b. "Negative"
    c. "Avast hauling"
    d. All of the above
985: What should be used to send the group "Bearing 074° True"?

    a. A074T
    b. B074
    c. B074T
    d. A074
986: According to Coast Guard Regulations (CFR 33), the shipboard Oil Pollution Emergency Plan must include __________.

    a. all information ordinarily provided in the Oil Record Book
    b. an explanation and purpose of the plan
    c. a one-line schematic of the plan to be implemented
    d. the operating instructions for any and all oily-water separators installed aboard the vessel
987: Which extinguishing agent will cool down a heated bulkhead in the least amount of time?

    a. Water stream
    b. Water fog or spray
    c. Steam
    d. Dry chemical
988: Which portable fire extinguisher should be used on a class C fire on board a vessel?

    a. Carbon dioxide
    b. Water (stored pressure)
    c. Foam
    d. Carbon tetrachloride
989: First-, second-, and third-degree burns are classified according to the __________.

    a. area of the body burned
    b. source of heat causing the burn
    c. layers of skin affected
    d. size of the burned area
990: If your vessel will list with equal readiness to either side, the list is most likely caused by __________.

    a. negative GM
    b. off-center weight
    c. pocketing of free surface
    d. excessive freeboard
991: Fire extinguishing agents used on Class C fires must be __________.

    a. able to absorb heat
    b. water based
    c. nonconducting
    d. nontoxic
992: On small passenger vessels gasoline tanks must be __________.

    a. electrically bonded to a common ground
    b. fitted with vertical baffle plates if the tank is longer than 30 inches in any horizontal dimension
    c. built without flanged-up top edges
    d. All of the above
993: If your vessel has a GM of one foot and a breadth of 50 feet, what will be your full rolling period?

    a. 11 seconds
    b. 15 seconds
    c. 20 seconds
    d. 22 seconds
994: The signal to guide vessels in distress, which indicates, "This is the best place to land" is the __________.

    a. horizontal motion of a white flag
    b. letter K in Morse code given by light
    c. code flag S as a hoist
    d. firing of a white star signal
995: If you receive a message "A243" by any method of signaling, it would be referring to __________.

    a. bearing
    b. altitude
    c. diving
    d. speed
997: Which fire-fighting agent is most effective at removing heat?

    a. Water spray
    b. Foam
    c. Carbon dioxide
    d. Dry chemical
998: Fire extinguishers of sizes III, IV, and V are designated as __________.

    a. portable
    b. semi-portable
    c. fixed
    d. disposable
999: A documented vessel operating over 50 miles offshore must carry an inflatable liferaft with a __________.

    a. SOLAS A pack
    b. SOLAS B pack
    c. coastal pack
    d. small vessel pack
1000: A vessel continually lists to one side and has a normal rolling period. Which statement is TRUE?

    a. The vessel has negative GM.
    b. The center of gravity is on the centerline.
    c. The list can be corrected by reducing KM.
    d. The vessel has asymmetrical weight distribution.
1001: Which statement about entering into a tank which has been sealed for a long time is TRUE?

    a. The tank should be tested only once to ensure the oxygen content is at least 14% before entry.
    b. The tank must be tested at frequent intervals to ensure that hazardous gasses have not regenerated.
    c. The tank need not be tested for oxygen content if it is ventilated for more than 24 hours.
    d. If the oxygen content tests at less than 12% you should wear an approved gas mask.
1002: How do you operate a portable CO2 fire extinguisher?

    a. Point the horn down.
    b. Turn cylinder upside-down.
    c. Break the rupture disc.
    d. Pull pin, squeeze grip.
1003: You are on a vessel that has a metacentric height of 4 feet, and a beam of 50 feet. What can you expect the rolling period of the vessel to be?

    a. 10.0 seconds
    b. 10.5 seconds
    c. 11.0 seconds
    d. 11.5 seconds
1004: The lifesaving signal used to indicate, "Landing here highly dangerous" is __________.

    a. firing of a white star signal
    b. firing of a red star signal
    c. vertical motion of a red light
    d. code letter "K" given by light or sound signaling apparatus
1005: Which signal should be used to send the group "Distance 750 nautical miles"?

    a. D750
    b. D750N
    c. R750
    d. R750N
1006: An immersion suit must be equipped with a(n) __________.

    a. air bottle for breathing
    b. orange smoke canister
    c. whistle, light and retroreflective material
    d. sea dye marker
1007: What is the BEST conductor of electricity?

    a. Carbon dioxide
    b. Distilled water
    c. Fresh water
    d. Salt water
1008: A minor heat burn of the eye should be treated by __________.

    a. gently flooding with water
    b. warming the eye with moist warm packs
    c. laying the person flat on his back
    d. mineral oil drops directly on the eye
1009: The SS AMERICAN MARINER has the following drafts: FWD 09'-00", AFT 15'-11.5". Upon completion of loading and bunkering the items listed will be on board. Use the white pages of The Stability Data Reference Book to determine the minimum GM required to meet a one compartment standard. ST-0021

    a. 1.80 feet
    b. 1.89 feet
    c. 1.98 feet
    d. 2.05 feet
1010: Which action will best increase the transverse stability of a merchant vessel at sea?

    a. Ballasting the double bottom tanks
    b. Deballasting the deep tanks
    c. Positioning a heavy lift cargo on the main deck
    d. Raising the cargo booms to the upright position
1011: Which vessel(s) is(are) required to comply with the vessel bridge-to-bridge radiotelephone regulations while navigating?

    a. All towing vessels 25 feet or less in length
    b. All passenger vessels of 50 gross tons or less, carrying one or more passengers
    c. Power-driven vessels 20 meters in length or longer
    d. An intermittently manned floating plant under the control of a dredge
1012: The discharge from a carbon dioxide fire extinguisher should be directed __________.

    a. at the base of the flames
    b. at the center of the flames
    c. to the lee side of the flames
    d. over the tops of the flames
1013: If it is impractical to use the fill line to sound the fuel tank, then the tank should be fitted with __________. (Small Passenger Vessel Regulations)

    a. a separate sounding tube or an installed marine type fuel gauge
    b. An extra five gallon tank for reserve fuel
    c. A good air vent of sufficient diameter
    d. A glass tube to visually observe the fuel
1014: Which signal would be used by a shore rescue unit to indicate "Landing here highly dangerous"?

    a. The firing of a white star signal
    b. Horizontal motion with a white flag
    c. Vertical motion of a white light
    d. Code letter "K" by blinker light
1015: Which group should be used to send the signal Longitude 109°34'West?

    a. D0934
    b. LO10934W
    c. G10934
    d. L10934
1016: What is the maximum length of time that distress flares are approved for?

    a. 1 and 1/2 years
    b. 2 years
    c. 3 and 1/2 years
    d. 5 years
1017: The extinguishing agent most likely to allow reignition of a fire is __________.

    a. carbon dioxide
    b. foam
    c. water fog
    d. water stream
1019: You are operating 10 miles offshore with three people aboard. What kind of survival craft must you carry?

    a. An inflatable liferaft with a coastal pack
    b. A life float
    c. An inflatable buoyant apparatus
    d. No survival craft is required.
1020: Which vessels must comply with the vessel bridge-to-bridge radiotelephone regulations while navigating?

    a. Towing vessels 25 feet in length or less
    b. Passenger vessels of 100 gross tons or greater, carrying one or more passengers for hire
    c. Power-driven vessels 12 meters or less in length
    d. All of the above
1021: Which vessel(s) is(are) required to comply with the vessel bridge-to-bridge radiotelephone regulations while navigating?

    a. Towing vessel 25 feet or less in length
    b. Passenger vessel of 50 GT or less, carrying one or more passengers for hire
    c. Power-driven vessels 12 meters or less in length, operating on inland waters
    d. Dredges engaged in operations likely to restrict navigation of other vessels in or near a channel or fairway
1022: When fighting a fire on a bulkhead using a portable carbon dioxide extinguisher, the stream should be directed at the __________.

    a. base of the flames, moving the horn from side to side, following the flames upward as they diminish
    b. top of the flaming area, moving the horn from side to side, following the flames downward as they diminish
    c. center of the flaming area, moving the horn vertically from top to bottom
    d. bottom of the flaming area, moving the horn vertically to the top following the flames upward as they diminish
1023: Providing you are not in a special area, such as the Mediterranean or Red Sea, how many nautical miles from land must you be to throw packing materials that will float into the sea?

    a. 3 nm
    b. 6 nm
    c. 12 nm
    d. 25 nm
1024: The firing of a red star signal may mean __________.

    a. "This is the best place to land"
    b. "You are seen - assistance will be given as soon as possible"
    c. "Tail block is made fast"
    d. "Slack away"
1025: Which group should be used to send the signal "Latitude 73°25'North"?

    a. G17325N
    b. L7325N
    c. LA7325N
    d. N7325
1026: A liferaft with a capacity of 8 people used in ocean service is required by regulations to carry __________.

    a. 8 liters of fresh water
    b. 12 units of provisions
    c. 12 liters of fresh water
    d. 24 units of provisions
1027: What is the most important characteristic of the extinguishing agent in fighting a class "C" fire?

    a. Weight
    b. Temperature
    c. Electrical nonconductivity
    d. Cost
1028: Symptoms of heat stroke are __________.

    a. cold and moist skin, high body temperature
    b. cold and dry skin, low body temperature
    c. hot and moist skin, high body temperature
    d. hot and dry skin, high body temperature
1029: Which vessel(s) is(are) required to comply with the vessel bridge-to-bridge radiotelephone regulations while navigating?

    a. Towing vessel 26 feet in length or greater
    b. Passenger vessels of 100 gross tons or greater, carrying one or more passengers for hire
    c. Power-driven vessels 20 meters in length or greater
    d. All of the above
1030: Which vessel(s) is(are) required to comply with the "Vessel Bridge-to-Bridge Radiotelephone Regulations" while navigating?

    a. Towing vessels 25 feet or less in length, engaged in towing operations
    b. Passenger vessel 50 gross tons or less, carrying passengers for hire
    c. Dredges engaged in operations likely to restrict navigation of other vessels in or near a channel or fairway
    d. An intermittently manned floating plant under the control of a dredge
1031: What is the major function of the deck water seal in an inert gas system?

    a. Relieves excessive pressures from the system.
    b. Isolates hazardous areas from nonhazardous areas.
    c. Prevents the flow of inert gas into closed or isolated tanks.
    d. Removes any leftover water or soot after the gas has been scrubbed.
1032: When used to fight fire, carbon dioxide __________.

    a. is effective if used promptly on an oil fire
    b. has a greater cooling effect than water
    c. is lighter than air
    d. is harmless to cargo and crew
1033: Your vessel has been in a collision. After assessing the damage, you begin down flooding. This will cause the KB to do what?

    a. Fall
    b. Remain stationary
    c. Rise
    d. Shift to the high side
1034: Which vessels must comply with the vessel bridge-to-bridge radiotelephone regulations while navigating?

    a. All towing vessels 26 feet in length or greater
    b. All passenger vessels less than 100 gross tons
    c. All power-driven vessels 12 meters or less in length
    d. All of the above
1035: The letter G, when sent with a complement, may be followed by __________.

    a. two numerals
    b. two letters
    c. three or four numerals
    d. four or five numerals
1036: Life preservers must be marked with the __________.

    a. stowage space assigned
    b. vessel's name
    c. vessel's home port
    d. maximum weight allowed
1037: What is the minimum size power-driven vessel, not engaged in towing, required to comply with the vessel bridge-to-bridge radiotelephone regulations?

    a. 50 meters
    b. 25 meters
    c. 20 meters
    d. 12 meters
1038: You are piloting a vessel, which is required to have a radiotelephone, on the navigable waters of the United States. You must __________.

    a. maintain a listening watch and communicate in English
    b. use the bridge-to-bridge VHF-FM designated frequency only to exchange navigational information or necessary tests
    c. have on board an operator who holds a restricted radiotelephone operator permit or higher license, as well as a FCC ship station license
    d. All of the above
1039: On board small passenger vessels, fill lines and sounding pipes of gasoline tanks must extend directly __________.

    a. to within one-half of their diameter from the bottom of the tank
    b. To within one-half foot from the bottom of the tank
    c. To the tank top
    d. Midway between the top and bottom of the tank
1040: General requirements for a vessel's radiotelephone station log are that __________.

    a. logs must be kept in an orderly manner
    b. erasures are not allowed
    c. it must identify the vessel's name and official number
    d. All of the above
1041: The SS AMERICAN MARINER is ready to load the cargo listed. There is already 2685 tons of cargo on board with a KG of 27.4 feet. Use the white pages of the Stability Data Reference Book to determine the final KG of all the cargo after loading is completed. ST-0022

    a. KG 25.4 feet
    b. KG 26.0 feet
    c. KG 26.6 feet
    d. KG 27.2 feet
1042: Which danger exists to people when CO2 is discharged into a small enclosed space?

    a. Damaged eardrums
    b. Electric shock
    c. Frostbite
    d. Respiratory arrest
1043: Your vessel is damaged and on an even keel. There is no trim. The freeboard is reduced to less than 1 foot. The rolling period is very long, and the vessel is sluggish in returning from a roll. Which action would you take FIRST to improve stability?

    a. In calm seas lower the lifeboats to the water and keep them alongside.
    b. Rig the jumbo boom and use it to jettison heavy deck cargo.
    c. Press up a centerline double bottom that is now filled to 15% capacity.
    d. Pump out the peak tanks simultaneously.
1044: What is the lifesaving signal for "You are seen - Assistance will be given as soon as possible"?

    a. Green star rocket
    b. Red star rocket
    c. Orange smoke signal
    d. Horizontal motion of a flag
1045: Which group would be used to send the signal Greenwich mean time 11:35 pm?

    a. GMT 1135PM
    b. T 2335 GMT
    c. Z 2335
    d. G 2335
1046: On small passenger vessels a gasoline tank vent pipe must __________.

    a. have a cross sectional area not less than that of 19 millimeters OD tubing.
    b. be connected to the tank at its highest point
    c. terminate in a U-bend as high above the weather deck as practicable
    d. All of the above
1047: The main advantage of a steady stream of water on a class "A" fire is that it __________.

    a. breaks up and cools the fire
    b. protects the firefighting crew
    c. removes the oxygen
    d. washes the fire away
1048: The angle of maximum righting arm corresponds approximately to the angle of __________.

    a. deck edge immersion
    b. the load line
    c. downflooding
    d. loll
1049: The SS AMERICAN MARINER has the following drafts: FWD 09'-00", AFT 15'-11". Upon completion of loading and bunkering the items listed will be on board. Use the white pages of The Stability Data Reference Book to determine the minimum GM required to meet a one compartment standard. ST-0023

    a. 2.62 feet
    b. 2.82 feet
    c. 2.97 feet
    d. 3.15 feet
1050: A gasoline fuel tank vent on a small passenger vessel should terminate __________.

    a. As close to the deck plates as possible
    b. Below the waterline to eliminate the accumulation of explosive vapors
    c. Midway between the fuel tank and the engine
    d. On the hull exterior as high above the waterline as practicable and remote from any hull opening
1051: The fresh air intake of the inert gas system _____,

    a. prevents the flue gas from falling below an oxygen content of 3%
    b. allows the inert gas piping to be used for gas freeing the tanks
    c. opens when there is excessive vacuum on the deck water seal
    d. enables outside air to mix with and to cool the hot flue gasses
1052: The danger associated with using carbon dioxide in an enclosed space is __________.

    a. frostbite
    b. skin burns
    c. asphyxiation
    d. an explosive reaction
1053: Your vessel is damaged and listing to port. The rolling period is long, and the vessel will occasionally assume a starboard list. Which action should you take FIRST?

    a. Fill an empty double bottom tank on the starboard side
    b. Transfer all possible movable weights from port to starboard
    c. Pump out ballast from the port and starboard double bottom tanks
    d. Press up a slack centerline double bottom tank
1054: By day, the signal meaning, "This is the best place to land" is a __________.

    a. vertical motion of a red flag
    b. vertical motion of a white flag or the arms
    c. white smoke signal
    d. white star rocket
1055: The signal K4 sent by any method means __________.

    a. a distance of 4 miles
    b. a speed of 4 knots
    c. the wind is from the south
    d. "I wish to communicate with you by sound signals"
1056: U.S.C.G. approved buoyant work vests are considered to be items of safety equipment and may be worn by members of the crew __________.

    a. in lieu of life preservers during fire drills
    b. in lieu of life preservers during boat drills
    c. in lieu of life preservers during an actual emergency
    d. when carrying out duties near a weather deck's edge
1057: The primary method by which water spray puts out fires is by __________.

    a. removing the oxygen
    b. cooling the fire below the ignition temperature
    c. removing combustible material
    d. diluting combustible vapors
1058: Which statement describes the relationship between flash point and auto-ignition temperature?

    a. Both are higher than normal burning temperatures.
    b. The flash point is always higher.
    c. The ignition temperature is always higher.
    d. They are not necessarily related.
1059: Provided every effort is made to preserve body moisture content by avoiding perspiration, how long is it normally possible to survive without water?

    a. Up to 3 days
    b. 8 to 14 days
    c. 15 to 20 days
    d. 25 to 30 days
1060: The SS AMERICAN MARINER will sail with the load shown. Use the white pages of The Stability Data Reference Book to determine the drafts. ST-0024

    a. FWD 26'-06", AFT 28'-10"
    b. FWD 26'-10", AFT 28'-05"
    c. FWD 27'-00", AFT 28'-03"
    d. FWD 27'-03", AFT 28'-00"
1061: What are the symptoms of sun stroke?

    a. Temperature falls below normal, pulse is rapid and feeble, skin is cold and clammy.
    b. Temperature is high, pulse is strong and rapid, skin is hot and dry.
    c. Temperature is high, pulse is slow and feeble, skin is clammy.
    d. Temperature falls below normal, pulse is rapid, skin is clammy.
1062: Weight is considered during the periodic required inspection and servicing of __________.

    a. CO2 (carbon dioxide) fire extinguishers
    b. foam fire extinguishers
    c. water (stored pressure) fire extinguishers
    d. All of the above
1063: Gasoline tank vent lines on board small passenger vessels must be fitted with removable flame screens __________.

    a. and 30 square inches of louvers
    b. three inches in diameter with a check valve to prevent water from entering in heavy weather
    c. three inches in circumference inside the fill pipe
    d. consisting of a single screen of at least 30 X 30 mesh, corrosion resistant wire
1064: By day, the horizontal motion of a white flag, or arms extended horizontally, by a person on the beach indicates __________.

    a. "Haul away"
    b. "Tail block is made fast"
    c. "Negative"
    d. "Affirmative"
1065: Upon hearing the abandon ship signal, you put on your life jacket and report to your station. After the cover is removed you board your open lifeboat. The FIRST thing to do is to __________.

    a. release the gripes
    b. release tricing pendants
    c. put the cap on the drain
    d. lift the brake handle
1066: Coast Guard approved buoyant work vests __________.

    a. may be substituted for 10 percent of the required life preservers
    b. should be stowed adjacent to lifeboats and emergency stations
    c. may be used by boat crews and line handlers during lifeboat drills
    d. should be used when carrying out duties near a weather deck's edge
1067: A large oil fire on the deck of a ship can be fought most effectively with __________.

    a. dry chemical
    b. foam
    c. high-velocity fog
    d. Water (cartridge-operated)
1068: The "flammable limits" of an atmosphere are the __________.

    a. two temperatures between which an atmosphere will self ignite
    b. upper and lower percentage of vapor concentrations in an atmosphere which will burn if an ignition source is present
    c. upper and lower pressures between which an atmosphere will not burn
    d. two temperatures between which an atmosphere will burn if an ignition source is present
1069: After the initial AMVER Position Report, sent by a vessel sailing foreign, subsequent Position Reports must be sent no less frequently than every __________.

    a. Monday, Wednesday, and Friday
    b. 48 hours
    c. 36 hours
    d. 24 hours
1070: On small passenger vessels, fuel lines may be made of __________.

    a. plastic, rubber, or seamless steel tubing
    b. stainless steel, iron, or brass
    c. copper, plastic, stainless steel, or galvanized iron
    d. annealed tubing of copper, nickel-copper, or copper nickel
1071: Aboard small passenger vessels, which material may be used for diesel fuel line installations but not for gasoline fuel lines?

    a. Annealed copper tubing
    b. Nickel-copper tubing
    c. Copper-nickel tubing
    d. Seamless steel pipe or tubing
1073: Your vessel is damaged and partially flooded. It is listing 12° to port and trimmed 8 feet down by the head. It has a long, slow, sluggish roll. Which action should you take FIRST?

    a. Press up an after, slack, centerline double bottom tank
    b. Pump out the forepeak tank
    c. Jettison the anchors and anchor cables
    d. Jettison deck cargo from the port side
1073: Your vessel is damaged and partially flooded. It is listing 12° to port and trimmed 8 feet down by the head. It has a long, slow, sluggish roll. Which action should you take FIRST?

    a. Press up an after, slack, centerline double bottom tank
    b. Pump out the forepeak tank
    c. Jettison the anchors and anchor cables
    d. Jettison deck cargo from the port side
1074: Which one of the following signals is made at night by a lifesaving station to indicate "Landing here highly dangerous"?

    a. Horizontal motion of a white light or flare
    b. Vertical motion of a white light or flare
    c. White star rocket
    d. Vertical motion of a red light or flare
1075: Prior to lowering the lifeboat, the most important item to check is the __________.

    a. oars
    b. sail
    c. boat plug
    d. life preservers
1076: The life jackets on all vessels shall be __________.

    a. inspected weekly
    b. worn at all times
    c. readily available
    d. tested yearly
1077: A vessel's KG is determined by __________.

    a. dividing the total longitudinal moment summation by displacement
    b. dividing the total vertical moment summation by displacement
    c. multiplying the MT1 by the longitudinal moments
    d. subtracting LCF from LCB
1078: The explosive range of Bunker C mixed with air is __________.

    a. 0% to 1% by volume
    b. 1% to 5% by volume
    c. 5% to 10% by volume
    d. 10% to 20% by volume
1079: Which alarm is NOT found on an inert gas system?

    a. Low oxygen alarm
    b. Low pressure alarm
    c. Scrubber high water level alarm
    d. Deck seal low water alarm
1080: A vessel to which Annex V to MARPOL 73/78 applies is located in a MARPOL designated special area, 14 nautical miles from nearest land. What type of garbage is permitted to be discharged?

    a. Paper products
    b. Glass ground to less than 1"
    c. Metal ground to less than 1"
    d. Food waste
1081: All of the following are part of the fire triangle EXCEPT __________.

    a. heat
    b. oxygen
    c. fuel
    d. electricity
1082: Which statement is TRUE concerning combustible gas indicators?

    a. One sample of air is adequate to test a tank.
    b. They do not work properly where there is a lack of oxygen.
    c. They will detect a lack of oxygen.
    d. They are calibrated to read the percentage chance of explosion.
1083: On board small passenger vessels, fittings used in a gasoline supply line must be __________.

    a. made of non-ferrous metal, and be a flare or non-bite flareless type
    b. an interlocking type
    c. a silver-soldered type
    d. an asbestos covered type
1084: On small passenger vessels, what type of devices are required at both the tank and engine connections of all internal combustion engine fuel lines?

    a. Clean out plates
    b. Fuel gauges
    c. Drain valves
    d. Shut-off valves
1085: When lowering lifeboats in heavy seas, a good practice is to rig frapping lines __________.

    a. on only the forward falls
    b. on only the after falls
    c. with a lead of about 45 degrees to the boat
    d. from the falls to the main deck of the vessel
1086: Required lifesaving equipment on existing vessels may be continued in use on the vessel if __________.

    a. kept on board no more than 2 years
    b. inspected and serviced every 6 months
    c. destroyed if more than 5 years old
    d. maintained in good and serviceable condition
1087: A combination or all-purpose nozzle produces __________.

    a. low-velocity fog only
    b. a solid stream only
    c. a solid stream and foam
    d. a solid stream and fog
1088: The flash point of a liquid means the temperature __________.

    a. at which a liquid will give off flammable vapors
    b. at which a liquid will burn steadily
    c. at which a liquid will explode
    d. that a liquid must reach before it will flow readily
1089: During counterflooding to correct a severe list aggravated by an off-center load, your vessel suddenly takes a list or trim to the opposite side. You should __________.

    a. continue counterflooding in the same direction
    b. continue counterflooding, but in the opposite direction
    c. immediately stop counterflooding
    d. deballast from the low side
1090: The SS AMERICAN MARINER has the following drafts: FWD 09'-00", AFT 15'-11.5". Upon completion of loading and bunkering the items listed will be on board. Use the white pages of The Stability Data Reference Book to determine the minimum GM required to meet a one compartment standard. ST-0025

    a. 1.80 feet
    b. 1.89 feet
    c. 1.98 feet
    d. 2.05 feet
1091: The SS AMERICAN MARINER has the following drafts: FWD 09'-00", AFT 15'-11.5". Upon completion of loading and bunkering the items listed will be on board. Use the white pages of The Stability Data Reference Book to determine the minimum GM required to meet a one compartment standard. ST-0026

    a. 2.49 feet
    b. 2.38 feet
    c. 2.27 feet
    d. 2.05 feet
1092: Which statement is TRUE concerning a combustible gas indicator?

    a. Several seconds will elapse between the taking of a sample and the reading appearing on the dial.
    b. The instrument will operate in any atmosphere.
    c. Toxicity of the atmosphere is measured by the instrument.
    d. All of the above
1093: On small passenger vessels, which device(s) must be fitted to a fuel line's tank connection?

    a. A fuel strainer
    b. A shut-off valve
    c. A tubular glass gauge to indicate the fuel level
    d. All of the above
1094: A small craft advisory forecasts winds of up to what speed?

    a. 16 kts.
    b. 24 kts.
    c. 33 kts.
    d. 48 kts.
1095: When launching a lifeboat, frapping lines should be rigged __________.

    a. before the gripes are released
    b. before the boat is moved from the davits
    c. at the embarkation deck
    d. after the boat is in the water
1096: What is the minimum number of ring life buoys required on board a 275-foot cargo vessel engaged in coastwise trade, under the alternatives for cargo vessels in a specified service?

    a. 6
    b. 8
    c. 12
    d. 14
1097: Foam extinguishes a fire by __________.

    a. shutting off the air supply
    b. cooling the fuel to below ignition temperature
    c. dispersing the fuel
    d. removing the source of ignition
1098: Which statement is TRUE concerning the "flash point" of a substance?

    a. It is lower than the ignition temperature.
    b. It is the temperature at which a substance will spontaneously ignite.
    c. It is the temperature at which a substance, when ignited, will continue to burn.
    d. It is the temperature at which the released vapors will fall within the explosive range.
1099: On small passenger vessels, shut-off valves must be installed on both gasoline and diesel fuel supply lines __________.

    a. at the tank and the engine end of the fuel line
    b. outside the engineroom on the fill and vent lines
    c. only at the tank end of the fuel line
    d. only at the engine end of the fuel line
1100: The maximum speed of lowering for a lifeboat on gravity davits is controlled by the __________.

    a. limit switches
    b. emergency disconnect switch
    c. governor brake
    d. position of the counterweight on the brake handle
1101: A crew member has suffered frostbite to the toes of the right foot. Which is NOT an acceptable first aid measure?

    a. Rub the toes briskly.
    b. Elevate the foot slightly.
    c. Rewarm rapidly.
    d. Give aspirin or other medication for pain if necessary.
1102: While using a combustible gas indicator, if the hydrocarbon content of the atmosphere exceeds the U.E.L., the needle of the indicator will __________.

    a. remain at zero without moving
    b. move to the maximum reading and stay there
    c. move halfway up the scale
    d. move to the maximum reading and immediately return to zero
1103: A vessel is "listed" when it is __________.

    a. inclined due to an off-center weight
    b. inclined due to the wind
    c. down by the head
    d. down by the stern
1104: When there is a small craft advisory winds are predicted up to __________.

    a. 15 knots
    b. 24 knots
    c. 33 knots
    d. 42 knots
1105: In launching a lifeboat, when should the tricing pendants be released?

    a. Before the boat is lowered from the stowage position
    b. As soon as the boat-fall blocks clear the davit head
    c. After the limit switch is activated
    d. After all people have been embarked
1106: On small passenger vessels, when may a flexible hose be used in gasoline or diesel fuel lines?

    a. In diesel installations only
    b. In gasoline installations only
    c. In both diesel and gasoline installations
    d. In neither diesel nor gasoline installations
1107: In the production of chemical foam by a continuous-type generator __________.

    a. the maximum water pressure to be used is 50 psi
    b. the speed of foam production is slower at lower water temperatures
    c. each pound of foam powder produces about 800 gallons of chemical foam
    d. fresh water only should be used
1108: The vapor pressure of a substance __________.

    a. increases with the temperature
    b. decreases as temperature increases
    c. is not affected by temperature
    d. may increase or decrease as the temperature rises
1109: On small passenger vessels, drains or outlets for drawing off diesel fuel from water traps or strainers __________.

    a. must be located at the lowest portion of the tank
    b. must have only a gravity-forced flow
    c. must be extended to an external area of the hull
    d. are permitted
1110: Limit switches on gravity davits should be tested by __________.

    a. the engineers, from a panel in the engine room
    b. shutting off the current to the winch
    c. pushing the switch lever arm while the winch is running
    d. All of the above
1111: On small passenger vessels, outlets in fuel lines are permitted __________.

    a. to tap fuel for cleaning parts and engine wash down
    b. for inspection purposes only
    c. to bleed fuel lines
    d. under no circumstances in gasoline installations
1112: A combustible gas indicator meter is calibrated to read the percentage of __________.

    a. vapor to oxygen
    b. the flammable limit concentration
    c. the autoignition concentration
    d. the lower explosive limit concentration
1114: The National Weather Service differentiates between small craft, gale, whole gale, and hurricane warnings by the __________.

    a. amount of rain forecasted
    b. wave heights forecasted
    c. amount of cloud cover forecasted
    d. wind speed forecasted
1115: When launching a lifeboat, the tricing pennants should be released __________.

    a. before the boat is lowered from the stowed position
    b. as the boat-fall blocks break clear of the davit head
    c. before the boat is lowered from the embarkation level
    d. after the boat is released into the water
1116: Line throwing apparatus aboard ship must contain __________.

    a. two rockets, one of which shall be the buoyant type
    b. three rockets, one of which shall be the buoyant type
    c. four rockets, two of which shall be the buoyant type
    d. five rockets, two of which shall be the buoyant type
1117: Production of mechanical foam by a portable in-line foam proportioner __________.

    a. increases the size of foam bubbles formed
    b. increases the rate of foam production
    c. improves the extinguishing properties of foam
    d. gives the nozzleman more freedom of movement, since it can be placed anywhere in the hose line
1118: The volatility of a flammable liquid is indicated by its __________.

    a. ignition temperature
    b. flash point
    c. flammable range
    d. conversion index
1119: A fill pipe for a gasoline tank on board a small passenger vessel must be __________.

    a. arranged so neither liquid gasoline nor its vapors can overflow or escape inside the vessel
    b. terminated on the weather deck and extend to within one-half of its diameter from the bottom of the tank
    c. fitted with a suitably marked watertight deck plate or screw cap
    d. All of the above
1120: You will find a limit switch on a __________.

    a. liferaft cradle
    b. radial davit
    c. sheath-screw davit
    d. gravity davit
1121: In shown, number 1 operates the __________. (D011SA )

    a. releasing gear
    b. McCluny hook
    c. sea painter
    d. Fleming gear
1122: A combustible gas indicator will operate correctly ONLY when the __________.

    a. hydrocarbon content of the atmosphere is less than the U.E.L.
    b. atmosphere is deficient in oxygen
    c. compartment to be tested is free of CO2
    d. All of the above
1123: On small passenger vessels, all spaces containing gasoline-powered machinery or gasoline storage tanks must be ventilated with __________.

    a. mechanical air supply fans and natural exhaust
    b. natural air supply and mechanical exhaust fans
    c. cowls and scoops which can be closed during foul weather
    d. air conditioning to control moisture
1124: Spaces containing gasoline-powered machinery or gasoline storage tanks on small passenger vessels should have ventilator ducts that extend to the bilges because __________.

    a. air is heavier than gas fumes
    b. oil and water mix there
    c. it prevents air from entering or leaving the space
    d. Gasoline vapors are heavier than air, tend to settle in the bilges, and create an explosion hazard
1125: What is the best procedure for picking up a lifeboat at sea while utilizing the lifeboat's sea painter?

    a. Place the lifeboat ahead and to windward of your vessel with the wind about broad on the bow of your ship.
    b. Place the lifeboat ahead and to leeward of your ship with the wind about broad on the bow of your ship.
    c. Place your ship to windward of the lifeboat with the wind on the quarter to allow your ship to drift down to the lifeboat.
    d. Place the lifeboat ahead and to windward of your ship with the wind about broad on the quarter of your ship.
1126: Aboard small passenger vessels which type(s) of ventilation must be provided for enclosed spaces containing gasoline engines or gasoline fuel tanks?

    a. Natural supply and mechanical exhaust
    b. At least one opening to the exterior of the hull
    c. Mechanical supply and natural exhaust
    d. Any of the above
1127: Compared to the amount of concentrated foam liquid used, the amount of low expansion mechanical foam produced is __________.

    a. 97 times greater
    b. 94 times greater
    c. 10 times greater
    d. 2 times greater
1128: Most small passenger vessels have an auxiliary steering arrangement. According to the regulations, which is acceptable as a substitute for the auxiliary steering system?

    a. A threefold purchase, rove to advantage
    b. A spare rudder, stowed so it can be readily mounted
    c. A suitable hand tiller, approved by the OCMI
    d. All of the above
1129: Which function is NOT provided by the scrubber of an inert gas system?

    a. Cools the inert gas.
    b. Removes particulate matter like soot.
    c. Maintains gas pressure in the tanks.
    d. Removes chemical impurities from the gas.
1130: What is the purpose of the limit switch on gravity davits?

    a. To cut off the power when the davits hit the track safety stops
    b. To stop the davits from going too fast
    c. To cut off the power when the davits are about 12 inches or more from the track safety stops
    d. None of the above
1131: If you observe any situation which presents a safety or pollution hazard during fuel transfer operations, what action should you take FIRST?

    a. Close the valves at the transfer manifold
    b. Notify the person in charge of the shore facility
    c. Shut down the transfer operation
    d. Sound the fire alarm
1132: According to 46 CFR Subchapter T, how long should exhaust blowers be operated in enclosed spaces containing gasoline powered machinery before starting the engine?

    a. For at least four to five minutes
    b. Long enough to achieve a minimum of two complete air changes
    c. Long enough to achieve at least one complete change of air
    d. No fixed amount, but the blower should run until you don't smell any gas
1133: If you must enter water on which there is an oil fire, you should __________.

    a. protect your life preserver by holding it above your head
    b. enter the water on the windward side of the vessel
    c. keep both hands in front of your face to break the water surface when diving head first
    d. wear very light clothing
1134: On board small passenger vessels, ducts for compartments which contain gasoline powered machinery or gasoline storage tanks __________.

    a. must not allow any appreciable vapor flow except through their normal openings
    b. must be of rigid, permanent construction
    c. must lead as directly as possible and be properly fastened and supported
    d. All of the above
1135: Which statement about the bilge piping system of "T-Boats" that are more than 26 feet in length is NOT correct?

    a. Each watertight compartment must have its own bilge suction line or pump
    b. Each space's bilge suction connection to a manifold must have stop and check valves, or a stop-check valve
    c. All bilge piping must be at least 2" inside-diameter brass pipe
    d. Bilge suction strainers must have an open area not less than three times the area of the bilge pipe
1136: The breaking strength of the service lines of the rockets used with an impulse-projected, rocket type line throwing appliances is __________.

    a. 300 lbs
    b. 500 lbs
    c. 1000 lbs
    d. 1500 lbs
1137: One gallon of low expansion foam solution will produce about __________.

    a. 10 gallons of foam
    b. 25 gallons of foam
    c. 100 gallons of foam
    d. 500 gallons of foam
1138: What is LEAST likely to cause ignition of fuel vapors?

    a. Static electricity
    b. An open running electric motor
    c. Loose wiring
    d. Explosion proof lights
1139: You are at the helm of a sloop-rigged sailing vessel under sail on the port tack, on a beam reach, with all appropriate sails set and properly trimmed. You are instructed to "head up quickly". To utilize your sails to assist with the turn, you should __________.

    a. slack the main sheet
    b. slack the main outhaul
    c. trim the foreguy
    d. slack the jib sheet
1140: Limit switches are used on which davits?

    a. Sheath-screw davits
    b. Gravity davits
    c. Radial davits
    d. Quadrantal davits
1141: You are on a supply run to an offshore drilling rig. On board is the cargo listed. What is the height above the main deck of the center of gravity of the cargo? ST-0027

    a. 2.15 feet
    b. 2.05 feet
    c. 1.85 feet
    d. 1.52 feet
1142: While testing a cargo tank, your oxygen indicator reads 25% oxygen in the tank. You would then __________.

    a. enter the tank safely
    b. suspect the accuracy of the reading
    c. ventilate the tank
    d. test for nitrogen
1143: For pumping the bilges, a 54 foot long "T-Boat", which is not a ferry, but is certificated to carry 30 passengers, must be fitted with at least __________.

    a. one fixed power pump and one portable hand pump
    b. one fixed hand pump and one portable hand pump
    c. two portable hand pumps
    d. either "A" or "B"
1144: Aboard a 60 foot long small passenger vessel (other than a ferry) which is certificated to carry 33 persons, the minimum capacity required per bilge pump is __________.

    a. 10 gallons per minute
    b. 19 gallons per minute
    c. 38 gallons per minute
    d. 50 gallons per minute
1145: When hoisting a boat on gravity type davits using an electric motor driven winch, the davit arms should be brought up __________.

    a. to their final position with the winch operating at slow speed
    b. to the bar stop, and then hand cranked to their final position
    c. until just before they make contact with the limit switch, and then hand cranked to their final position
    d. to the embarkation deck, and then hand cranked to their final position
1146: Which vessel is NOT required to carry a rocket-type line throwing appliance?

    a. An oceangoing vessel of 140 GT
    b. A coastwise vessel of 550 GT
    c. An river-going vessel of 760 GT
    d. All of the above
1147: In addition to a portable hand-operated bilge pump, a 55 foot long ferry must have a fixed power operated bilge pump capable of pumping at least __________.

    a. 5 GPM
    b. 10 GPM
    c. 25 GPM
    d. 50 GPM
1148: Spontaneous combustion is most likely to occur in __________.

    a. rags soaked in linseed oil
    b. overloaded electrical circuits
    c. dirty swabs and cleaning gear
    d. partially loaded fuel tanks
1149: If the metacentric height is small, a vessel will __________.

    a. be tender
    b. have a quick and rapid motion
    c. be stiff
    d. yaw
1150: After the boat is at the top of the davit heads, the davit arms begin moving up the tracks and are stopped by the __________.

    a. hoist man
    b. limit switch
    c. brake handle
    d. preventer bar
1151: Treatment of sunstroke consists principally of __________.

    a. cooling, removing to shaded area, and lying down
    b. bathing with rubbing alcohol
    c. drinking ice water
    d. All of the above
1152: Hand tillers are only accepted as an auxiliary means of steering if __________.

    a. they are at least 6 feet long
    b. they are not operated through a reduction gear
    c. they are found satisfactory by the cognizant OCMI
    d. Both A and C above
1153: According to 46 CFR Subchapter T, rigid plastic and other nonmetallic piping materials __________.

    a. may replace metal pipe or tubing in any installation
    b. may not be used on inspected vessels
    c. may only be used in non-vital systems
    d. are preferable to steel pipe
1154: On a small passenger vessel, backfire flame arrestors are installed on a/an __________.

    a. oil fired turbine or reciprocating steam engine
    b. turbocharged diesel engine
    c. natural gas (propane) engine
    d. gasoline powered engine
1155: When picking up a lifeboat at sea with way on the ship, the sea painter should be secured __________.

    a. well forward in the lifeboat
    b. about amidships in the lifeboat
    c. well aft in the lifeboat
    d. only after the falls have been attached
1156: Which statement is TRUE concerning the testing of the line-throwing appliance?

    a. It shall be fired at least once in every three months.
    b. A drill in its use shall be held once in every 3 months.
    c. Drills shall be held quarterly and it shall be fired annually.
    d. No drills are required.
1157: When using the combustible gas indicator, a special filter for filtering the incoming sample must be used if the atmosphere being tested contains vapors of __________.

    a. sour crude
    b. leaded gasoline
    c. CO2
    d. chlorine
1158: Spontaneous combustion is caused by __________.

    a. an outside heat source heating a substance until it ignites
    b. conduction of heat through a wall of material to the substance
    c. chemical action within a substance
    d. All of the above
1159: The SS AMERICAN MARINER is ready to load the cargo listed. There is already 3315 tons of cargo on board with a KG of 27.0 feet. Use the white pages of the Stability Data Reference Book to determine the final KG of all the cargo after loading is completed. ST-0028

    a. KG 26.2 feet
    b. KG 27.4 feet
    c. KG 28.6 feet
    d. KG 30.1 feet
1161: You are approaching another vessel and see that she has the signal flag "A" hoisted. What should you do?

    a. Give the vessel a wide berth as she is carrying dangerous goods.
    b. Attempt to call the vessel on VHF radiotelephone because she is disabled.
    c. Stop your vessel instantly.
    d. Slow your vessel and keep well clear because she has a diver down.
1162: Which instrument is suitable for determining the presence of explosive concentrations of fuel oil vapors in tanks?

    a. A flame safety lamp
    b. A combustible gas indicator
    c. A liquid cargo meter
    d. All of the above
1163: Individual wires, used in systems greater than 50 volts, __________.

    a. should be supported at 24 inch intervals with plastic tie wraps
    b. should never be located in a tank
    c. must be installed in conduit
    d. All of the above
1164: A drill must be conducted in the use of the line throwing appliance at least once in every __________.

    a. 2 months
    b. 3 months
    c. 4 months
    d. 5 months
1165: When in command of a lifeboat under oars, the command "Backwater" means to __________.

    a. lift oars to vertical position, trim blades fore and aft with handles resting on footings
    b. complete the stroke, come to "Oars", raise oars smartly to vertical, rest handles on footing, trim blades fore and aft
    c. row in astern motion
    d. complete stroke, stop rowing, dip blade about halfway into water, hold water to stop the way on the boat
1167: A pumproom is suspected of accumulating gases after a ventilation machinery breakdown. Where should the combustible gas indicator case be placed when testing the pumproom atmosphere for combustible gases?

    a. In the lower level of the pumproom
    b. In the middle level of the pumproom
    c. In the upper level of the pumproom
    d. On the deck outside the pumproom
1168: What is the maximum oxygen content below which flaming combustion will no longer occur?

    a. 1%
    b. 10%
    c. 15%
    d. 21%
1169: Your vessel's draft is 24'-06" forward and aft. The MT1 of your vessel is 1000 ft-tons. How many tons of cargo must be loaded in number 4 hold, which is 100 feet abaft the tipping center, if she is to have a 2 foot drag?

    a. 120 tons
    b. 240 tons
    c. 300 tons
    d. 480 tons
1170: When operating gravity davits, the __________.

    a. gripes should be released after the boat is moving
    b. davits should always be hand cranked the last 12 inches into the final stowed position
    c. boats are generally lowered by surging the falls around cruciform bitts
    d. tricing pendant should be tripped prior to releasing the gripes
1171: The SS AMERICAN MARINER has the following drafts: FWD 09'-00", AFT 15'-11". Upon completion of loading and bunkering the items listed will be on board. Use the white pages of The Stability Data Reference Book to determine the minimum GM required to meet a one compartment standard. ST-0029

    a. 2.62 feet
    b. 2.82 feet
    c. 2.97 feet
    d. 3.15 feet
1172: What could result in an incorrect oxygen concentration reading on the oxygen indicator?

    a. Exposure to carbon dioxide for no more than 1 minute
    b. Exposure to carbon dioxide for more than 10 minutes
    c. Exposure to a very low concentration of sulfur dioxide for no more than 2 minutes
    d. None of the above
1173: On small passenger vessels all connections to electrical conductors MUST be __________.

    a. made within enclosures
    b. served and parceled with the lay, turned and wormed the other way
    c. installed only by a licensed marine electrician
    d. inspected annually by the Coast Guard
1174: In general, batteries aboard small passenger vessels should be __________.

    a. as high above the bilge as practicable
    b. stowed in well-ventilated spaces to allow dissipation of any gases generated
    c. accessible for maintenance and removal
    d. All of the above
1176: Your vessel is required to have an impulse-projected line throwing appliance. The auxiliary line must __________.

    a. be of a light color
    b. be 250 meters in length
    c. have a breaking strength of 9000 lbs
    d. be made of synthetic material
1177: You are on a supply run to an offshore drilling rig. On board is the cargo listed. What is the height above the main deck of the center of gravity of the cargo? ST-0030

    a. 1.20 feet
    b. 1.64 feet
    c. 2.26 feet
    d. 3.00 feet
1178: The lowest temperature required to cause self-sustained combustion of a substance independent of any outside source of ignition is called __________.

    a. explosive range
    b. flash point
    c. ignition temperature
    d. combustion temperature
1179: Storage batteries on "T-Boats" must be located __________.

    a. in sight of the main engine(s)
    b. in a tray lined with suitable material that resists damage from the electrolyte
    c. in locked closets with restricted ventilation
    d. near the bilge to lower the center of gravity and improve stability
1181: The SS AMERICAN MARINER is ready to load the cargo listed. There is already 4145 tons of cargo on board with a KG of 25.5 feet. Use the white pages of the Stability Data Reference Book to determine the final KG of all the cargo after loading is completed. ST-0031

    a. KG 25.0 feet
    b. KG 25.6 feet
    c. KG 26.2 feet
    d. KG 26.8 feet
1182: An oxygen indicator can be used to determine if there is __________.

    a. sufficient oxygen in a compartment to support life
    b. combustible gases present
    c. hydrogen gas present
    d. All of the above
1183: The engine in a covered lifeboat is fueled with __________.

    a. leaded gasoline
    b. unleaded gasoline
    c. diesel oil
    d. liquefied gas
1184: If an inflatable liferaft is to be released manually, where should the operating cord be attached before throwing the raft overboard?

    a. Do not attach the cord to anything but throw it overboard with the raft container.
    b. Attach the cord to a fixed object on the ship.
    c. You should stand on the cord.
    d. Attach the cord to the special pad eye on the "raft davit launcher".
1185: If the steersman of your lifeboat gives the command "Way enough", you should __________.

    a. complete the stroke, hold your oar out from the boat and level with the water
    b. dip the blade of your oar into the water and leave it there
    c. lift your oar to a vertical position
    d. complete the stroke, raise your oar slightly, swing it forward, and place it in the boat
1187: A self-contained breathing apparatus is used to __________.

    a. make underwater repairs to barges
    b. determine if the air in a tank is safe for men
    c. enter areas that may contain dangerous fumes or lack oxygen
    d. resuscitate an unconscious person
1188: The most effective way to apply a foam stream if the fire is on deck or is a running fire, is to direct the stream __________.

    a. onto the surface of the burning liquid
    b. ahead of the burning liquid and bounce it on the fire
    c. at the base of the burning liquid in a sweeping motion
    d. just above the surface of the burning liquid
1189: The SS AMERICAN MARINER has the following drafts: FWD 09'-00", AFT 15'-11". Upon completion of loading and bunkering the items listed will be on board. Use the white pages of The Stability Data Reference Book to determine the minimum GM required to meet a one compartment standard. ST-0032

    a. 2.62 feet
    b. 2.82 feet
    c. 2.97 feet
    d. 3.15 feet
1190: What could be a result of insufficient lubrication of lifeboat winches and davits?

    a. Moisture accumulation in winch motor damaging the electrical wiring
    b. Freezing of gears in cold weather
    c. Corroding of sheaves on the davits so they will not rotate
    d. All of the above
1191: According to the T-Boat regulations the reason for providing adequate ventilation for a battery storage area is to prevent __________.

    a. accumulation of carbon dioxide gas that chokes the battery
    b. accumulation of explosive and toxic gases the battery can generate
    c. mildew or dry rot in the battery box
    d. battery failure including battery case meltdown caused by excessive heat
1192: Which statement is TRUE concerning the oxygen indicator?

    a. Exposure to flue gas has no effect on the instrument.
    b. Only one level of the tested space need be sampled by the instrument.
    c. Prolonged exposure to CO2 can result in false readings.
    d. The instrument can detect hydrogen gas.
1193: On small passenger, vessels spaces containing batteries require good ventilation because it __________.

    a. adds as much as 2 volts to battery performance
    b. supplies extra nitrogen for the battery
    c. helps dissipate flammable gas accumulations
    d. allows less soda water to be used in the diodes
1194: Which operation should be done when launching an inflatable liferaft by hand?

    a. Open the liferaft casing.
    b. Turn the valve on the CO2 cylinder to start inflation.
    c. Make sure the operating cord is secured to the vessel before throwing it over the side.
    d. After inflation, detach operating cord from liferaft.
1195: The command "Oars" means to __________.

    a. lift the oars to a vertical position
    b. complete the stroke and bring the oars horizontal, blades feathered
    c. place the oars in the boat with blades forward
    d. place the oars in the rowlocks directly from the boated position
1196: The knife on an inflatable liferaft will always be located __________.

    a. in one of the equipment bags
    b. in a special pocket near the forward entrance
    c. on a cord hanging from the canopy
    d. in a pocket on the first aid kit
1197: A squeeze-grip type carbon-dioxide portable fire- extinguisher has been partially discharged. It should be __________.

    a. replaced in its proper location if weight loss is no more than 15%
    b. replaced in its proper location if weight loss is no more than 25%
    c. replaced in its proper location regardless of weight
    d. labeled empty and recharged as soon as possible
1198: Lead-acid batteries used aboard "T-Boats" must have terminal connections that are __________.

    a. the spring slip style
    b. a permanent type
    c. located so as to be easily greased
    d. temporarily clamped on the top of the battery
1199: To prevent damage by and to storage batteries aboard small passenger vessels they should be located __________.

    a. in trays constructed of material that is resistant to the electrolyte
    b. so as to prevent movement when the vessel pitches and rolls
    c. in a well ventilated area
    d. All of the above
1200: What is TRUE concerning frapping lines?

    a. They are used to steady a lifeboat when lowered.
    b. They are normally attached to the davit span.
    c. They are needed only on radial davits.
    d. They are used to clear the puddings.
1201: While taking on fuel oil, the transfer hose leaks causing a sheen on the water. You should __________.

    a. apply dispersants to the sheen
    b. repair the leak with duct tape
    c. reduce the rate of transfer
    d. shut down operations
1202: Which is the most accurate instrument for measuring the amount of oxygen in the atmosphere of a confined space?

    a. Combustible gas indicator
    b. Oxygen indicator
    c. Flame safety lamp
    d. All of the above
1203: You are discharging cargo and the inert gas system is in operation to inert the tanks. The pressure in a tank being discharged starts to drop below the allowable limit. What action should you take?

    a. Cut in another IG fan to increase gas flow.
    b. Open the pressure control valve until the pressure increases.
    c. Open the tank isolation valve to the fully open position.
    d. Reduce the pumping rate.
1204: Generally, when lifting an inflatable liferaft back aboard ship you would use the __________.

    a. towing bridle
    b. main weather cover
    c. external lifelines
    d. righting strap
1205: On board small passenger vessels, storage batteries containing an electrolyte must be set in trays constructed of __________.

    a. a fireproof material
    b. a material resistant to damage by the electrolyte
    c. a porous material that permits drainage of any acid overflow
    d. suitably strong to hold the weight of the batteries
1206: Inflatable liferafts are provided with a __________.

    a. knife
    b. towing connection
    c. lifeline
    d. All of the above
1207: Which extinguishing agent is most effective on a mattress fire?

    a. CO2
    b. Foam
    c. Dry Chemical
    d. Water
1208: A vessel aground may have negative GM since the __________.

    a. decrease in KM is equal to the loss of draft
    b. virtual rise of G is directly proportional to the remaining draft
    c. lost buoyancy method is used to calculate KM, and KB is reduced
    d. displacement lost acts at the point where the ship is aground
1209: According to 46 CFR Subchapter T the purpose of fuses in electric wiring is to __________.

    a. allow for cutting out branch circuits
    b. prevent overloading the circuits
    c. reduce voltage to the branch circuits
    d. permit the use of smaller wiring for lighting circuits
1210: The tricing pendants should be released __________.

    a. before the gripes are removed
    b. before loading the passengers
    c. after loading the passengers
    d. after the boat is afloat
1211: A crew member suffering from hypothermia should be given __________.

    a. a small dose of alcohol
    b. treatment for shock
    c. a large meal
    d. a brisk rub down
1212: Ambient air, which you normally breathe, contains what percent of oxygen?

    a. 6%
    b. 10%
    c. 15%
    d. 21%
1213: When a wind force causes a vessel to heel to a static angle, the __________.

    a. centers of buoyancy and gravity are in the same vertical line
    b. righting moment equals the wind-heeling moment
    c. center of buoyancy remains the same
    d. deck-edge immersion occurs
1214: An inflatable liferaft should be lifted back aboard the ship by using __________.

    a. the single hook at the top of the raft
    b. two lines passed under the raft
    c. the towing bridle
    d. All of the above
1215: According to the regulations for small passenger vessels, fuses and circuit breakers are used in electrical circuits to __________.

    a. keep equipment from shutting off unexpectedly
    b. prevent voltage fluctuations
    c. keep the circuit from becoming overloaded or overheated
    d. make the operator inspect his wiring periodically after the fuses blow
1216: After launching, an inflatable raft should be kept dry inside by __________.

    a. opening the automatic drain plugs
    b. draining the water pockets
    c. using the electric bilge pump
    d. using the bailers and cellulose sponge
1217: Which types of portable fire extinguishers are designed for use on electrical fires?

    a. Dry chemical and carbon dioxide
    b. Foam (stored pressure) and soda-acid
    c. Carbon dioxide and foam (stored pressure)
    d. Dry chemical and soda-acid
1218: To safely enter a compartment where CO2 has been released from a fixed extinguishing system, you should __________.

    a. wear a canister type gas mask
    b. test the air with an Orsat apparatus
    c. test the air with a pure air indicator
    d. wear a self-contained breathing apparatus
1219: 46 CFR Subchapter T requires that rigid plastic or other nonmetallic piping __________.

    a. only be used in non-vital systems
    b. not be used in gasoline or diesel fuel systems
    c. have approved metallic fittings and cutoff valves where it penetrates a watertight deck or bulkhead
    d. All of the above
1220: Lines passed around the falls to hold the boat while passengers are boarding are __________.

    a. life lines
    b. frapping lines
    c. tricing lines
    d. tripping lines
1221: Which operation may cause the pressure in an inert tank to fall below the prescribed limits?

    a. Loading
    b. Discharging
    c. Crude oil washing
    d. Steaming tanks
1222: After each reading of an oxygen indicator, the instrument should be purged with __________.

    a. CO2
    b. fresh air
    c. the tested compartment's air
    d. water
1223: The survival craft carried aboard a commercial fishing vessel must safely accommodate __________.

    a. all of the people aboard
    b. the number of people required by the certificate of inspection
    c. the entire crew
    d. None of the above are correct.
1224: In order to retrieve an inflatable liferaft and place it on deck, you should heave on the __________.

    a. lifelines
    b. righting strap
    c. sea anchor
    d. towing bridle
1225: If the coxswain of your lifeboat gives the command "Hold water" you should __________.

    a. complete the stroke, raise your oar slightly, swinging the oar slightly forward, and place it in the boat
    b. lift the oar in a vertical position
    c. complete the stroke and hold the oar out of the water
    d. dip the blade of your oar into the water vertically and hold it perpendicular to the keel line
1226: For what purpose may gasoline be used on small passenger vessels?

    a. Heating
    b. Lighting
    c. Cooking
    d. None of the above
1227: Which type of portable fire extinguishers is NOT designed for use on flammable liquid fires?

    a. Foam (stored-pressure)
    b. Water (cartridge-operated)
    c. Dry chemical
    d. Carbon dioxide
1228: When approaching a fire from leeward, you should shield firefighters from the fire by using __________.

    a. low-velocity fog
    b. high-velocity fog
    c. a straight stream of water
    d. foam spray
1229: Which T-Boat must be fitted with a suitable compass?

    a. A vessel in river service
    b. A vessel operating on a short, restricted route on lakes, bays, and sounds
    c. A vessel engaged in ocean or coastwise service
    d. The regulations do not require a compass on any vessel
1230: The purpose of the tricing pendants is to __________.

    a. control the fore and aft motion of a lifeboat during lowering
    b. control the outboard swing of a lifeboat during lowering
    c. provide suspensions for the manropes
    d. hold a lifeboat next to the embarkation deck while loading
1231: A "T-Boat" accident resulting in loss of life, serious injury or more than $25,000 property damage must be reported to __________.

    a. the Maritime Administration (MARAD)
    b. the Coast Guard
    c. the owner or his insurance agent
    d. All of the above
1232: A marine chemist issues gas free certificates and is certified by which organization?

    a. Mine Safety Appliance Association
    b. American Chemical Society
    c. Marine Chemists Association
    d. National Fire Protection Association
1233: The owner, agent, Master or person-in-charge of a small passenger vessel involved in a marine casualty is NOT required to notify the Coast Guard in cases where there is __________.

    a. property damage less than $25,000
    b. no injury which requires more than first aid treatment
    c. death or injury to a shipyard worker or harbor worker not resulting from the vessel casualty
    d. All of the above
1234: When landing a lifeboat through heavy surf with a strong current running parallel to the beach (from right to left when facing from seaward) the recommended procedure is to __________.

    a. approach while coming to the left to take advantage of the current
    b. drop an anchor outside the surf line, then pay out anchor line over the bow while the seas carry the boat toward the beach
    c. approach slow enough so that the boat can be brought around to meet breaking seas on the bow
    d. rig a drogue with tripping line over the bow, back ashore with drogue tripped between breakers
1235: Which procedure should NOT be done for a person who has fainted?

    a. Revive the person with smelling salts.
    b. Loosen the clothing.
    c. Lay the person horizontally.
    d. Give pain reliever.
1236: Inflatable liferafts are provided with __________.

    a. a portable radio
    b. an oil lantern
    c. canned milk
    d. a towing connection
1237: Portable-foam fire extinguishers are designed for use on what classes of fires?

    a. A and B
    b. A and C
    c. B and C
    d. A, B, and C
1238: When attempting to enter a compartment containing a fire, which method of applying water is best?

    a. High-velocity fog stream directed toward the overhead
    b. Straight stream directed into the center of the fire
    c. Sweeping the compartment with a fog stream
    d. Solid stream directed toward the overhead
1239: With the air supply on, the air pressure in an enclosed lifeboat will be __________.

    a. changing in relation to the speed of the craft
    b. less than outside air pressure
    c. greater than outside air pressure
    d. equal to outside air pressure
1240: On open lifeboats, the purpose of the wire stretched between the davit heads is to __________.

    a. keep the movement of the davits at the same speed
    b. keep the davits from slipping when they are in the stowed position
    c. prevent vibration during lowering of the boat
    d. support the manropes
1241: Your ship of 12,000 tons displacement has a center of gravity of 21.5 feet above the keel. You run aground and estimate the weight aground is 2500 tons. The virtual rise in the center of gravity is __________.

    a. 1.26 feet
    b. 3.80 feet
    c. 4.80 feet
    d. 5.66 feet
1242: The bosun has thrown the liferaft into the water before abandoning the vessel. The operating cord __________.

    a. serves as a sea painter
    b. detaches from the liferaft automatically
    c. is used to rig the boarding ladder
    d. is cut immediately as it is of no further use
1243: What is TRUE about hoisting operations?

    a. Personnel may work beneath suspended loads, as long as they are alert and wear hard hats.
    b. If a suspended load with no tag begins to spin, personnel should attempt to stop the spinning if the load is within reach.
    c. If tag lines are used to control a suspended load, they should be secured to the deck.
    d. Personnel not involved in the hoisting operation should be kept clear of the transfer area.
1245: The Master of a small passenger vessel fitted with loading doors must ensure that the doors are closed, watertight and secured __________.

    a. at all times when underway unless operating on protected or partially protected waters
    b. when leaving the dock
    c. when loading cargo
    d. at all times, at the dock or underway when the loading door is not actually being used for passage
1246: Inflatable liferafts are provided with __________.

    a. a Very pistol
    b. a towing connection
    c. a portable radio
    d. canned milk
1247: The BEST method of applying foam to a fire is to __________.

    a. spray directly on the base of the fire
    b. flow the foam down a nearby vertical surface
    c. sweep the fire with the foam
    d. spray directly on the surface of the fire
1248: In the event of fire in a machinery space, __________.

    a. the fixed carbon dioxide system should be used only when all other means of extinguishment have failed
    b. the fixed carbon dioxide system should be used immediately, as it is the most efficient means of extinguishment
    c. water in any form should not be used as it will spread the fire
    d. the space should be opened 5 minutes after flooding CO2 to prevent injury to personnel
1249: Which area is designated a special area by Annex V to MARPOL 73/78?

    a. Gulf of Saint Lawrence
    b. Sargasso Sea
    c. Red Sea
    d. Great Lakes
1250: The falls on gravity davits are __________.

    a. manila
    b. nylon
    c. wire
    d. All of the above
1251: The proper stimulant for an unconscious person is __________.

    a. tea
    b. coffee
    c. whiskey and water
    d. ammonia inhalant
1252: When fighting a fire with a portable dry chemical fire extinguisher, the stream should be directed __________.

    a. over the top of the flames
    b. off a bulkhead into the fire
    c. in front of the fire
    d. at the base of the fire
1253: If there are no alternatives for escape, what is the maximum height that the survival craft could be dropped into the water?

    a. 2 ft.
    b. 6 ft.
    c. 10 ft.
    d. 14 ft.
1255: The color of the signal flare sent up by a submarine indicating that a torpedo has been fired in a training exercise is __________.

    a. white
    b. green
    c. yellow
    d. red
1256: The water pockets located on the underside of inflatable liferafts __________.

    a. stow rainwater; these 4 spaces do not take up valuable space
    b. act as stabilizers by filling with sea water as soon as the raft is inflated and upright
    c. hold the freshwater required by regulation to be provided in the raft when packed
    d. None of the above
1257: Providing you are not sailing in the Red Sea or another special area as listed in ANNEX V of MARPOL, how many miles from land must you be to throw garbage including bottles, rags, and glass that has not been ground up into the sea?

    a. 3 nm
    b. 6 nm
    c. 12 nm
    d. 25 nm
1258: On a bulk chemical carrier, water should NOT be used as an extinguishing agent to fight a fire if the water may come into contact with the chemical called __________.

    a. acrylic acid
    b. benzene
    c. oleum
    d. vinyl toluene
1259: When an autopilot is being used aboard small passenger vessels, who must make or supervise the changeover from automatic to manual steering and vice versa?

    a. A licensed state or federal pilot
    b. A certified quartermaster
    c. The Master or Mate on watch
    d. A qualified Engineer
1260: The type of davit on which you must turn a crank in order to swing the lifeboat out over the ship's side is a __________.

    a. sheath-screw davit
    b. gravity davit
    c. radial davit
    d. bruckner davit
1261: On small passenger vessels, when must watchmen patrol throughout the vessel to guard against and give alarm in case of fire or other danger?

    a. At all times outside normal work hours
    b. At all times when the vessel is underway
    c. During the nighttime when the vessel carries overnight passengers
    d. When the rest of the crew is asleep
1262: Which portable fire extinguisher is normally recharged in a shore facility?

    a. Dry chemical (cartridge-operated)
    b. Water (cartridge-operated)
    c. Water (pump tank)
    d. Carbon dioxide
1263: When chipping rust on a vessel, the MOST important piece of safety gear is __________.

    a. a hard hat
    b. gloves
    c. goggles
    d. a long sleeve shirt
1264: The operating cord on an inflatable liferaft should be renewed by __________.

    a. removing the top half of the shell, cutting the line at its source, and renewing completely
    b. cutting the line where it enters the case and replacing that portion
    c. leaving the original line and tying another one to it so the two lines will take the strain
    d. an approved servicing facility ashore
1265: The Master of a small passenger vessel must conduct sufficient drills and give sufficient instruction as necessary __________.

    a. At each crew change
    b. Every week
    c. Every month
    d. To ensure that all crew members are familiar with their duties during emergencies
1266: A life line must be connected to the liferaft __________.

    a. at the bow
    b. at the stern
    c. in the middle
    d. all around
1268: Where must the draft marks be placed on a small passenger vessel?

    a. On each side of the stem
    b. Near the stern post or rudder post
    c. At each end of the vessel
    d. All of the above
1269: Life floats and buoyant apparatus used aboard small passenger vessels shall be marked in clearly legible letters and numbers __________.

    a. with the parent vessels name in 3" high letters and the number of persons allowed with 1 1/2" high numbers
    b. by a Coast Guard inspector after inspecting the equipment
    c. by the American Bureau of Shipping (ABS), another recognized, authorized classification society or the vessels underwriters
    d. by all of the above
1270: The most common type of davit found on merchant vessels today is the __________.

    a. radial
    b. sheath-screw
    c. gravity
    d. quadrantal
1271: The primary danger in helicopter fires is __________.

    a. burning jet fuel running on to quarters or other areas
    b. loss of stability
    c. rotating and flying debris
    d. heat damage to helicopter structure
1272: When approaching a fire from windward, you should shield firefighters from the fire by using __________.

    a. low-velocity fog
    b. high-velocity fog
    c. a straight stream of water
    d. foam spray
1273: In launching a covered lifeboat, what would safely lower the lifeboat from inside the lifeboat cabin?

    a. Frapping line
    b. Tricing line
    c. Rottmer release
    d. Winch remote control wire
1274: On inflatable liferafts, the operating cord should be renewed by __________.

    a. cutting the old line off and renewing same
    b. an approved servicing facility ashore
    c. opening the case and replacing the entire line
    d. one of the ship's officers
1275: A documented vessel's name is marked on a clearly visible exterior area of both sides of the bow and on the stern in block letters not less than __________.

    a. 6 inches in height
    b. 5 inches in height
    c. 4 inches in height
    d. 3 inches in height
1276: The lights on the outside of the canopy on an inflatable liferaft operate __________.

    a. by turning the globe clockwise
    b. by a switch at each light
    c. by a light sensor
    d. automatically when the raft is inflated
1277: When possible, what is the FIRST step in fighting an engine fuel-pump fire which results from a broken fuel line?

    a. Secure all engine room doors, hatches, and vents.
    b. Close the fuel line valve.
    c. Check the spread of the fire with foam.
    d. Cast the barge off the wharf.
1278: An extinguishing agent which effectively cools, dilutes combustible vapors, removes oxygen, and provides a heat and smoke screen is __________.

    a. carbon dioxide
    b. Halon 1301
    c. dry chemical
    d. water fog
1279: On a documented small passenger vessel, what information must be permanently affixed in block-type letters and/or numerals to the main beam or other clearly visible interior structural part of the hull?

    a. The vessel's name and gross tonnage
    b. The vessel's official number
    c. Draft markings
    d. The vessel's name and home port
1280: On which type davit does the davit head stay at the same height?

    a. Radial
    b. Sheath-screw
    c. Quadrantal
    d. Gravity
1281: You are in the process of righting an inflatable liferaft that has inflated in an upside down position. Which statement is TRUE?

    a. As the raft flips to the upright position, you will be thrown clear.
    b. After the raft is in the upright position on top of you, dive down to prevent your life preservers from fouling as you come out.
    c. Swim out from under the raft in a face up position to keep your life preservers clear of the raft.
    d. You should remove your life preservers before attempting to right an inflatable raft.
1282: When approaching a fire from leeward you should shield fire fighters from the fire by using __________.

    a. a straight stream of water
    b. foam spray
    c. high-velocity fog
    d. low-velocity fog
1283: The liquid-filled PV breaker has acted to relieve a vacuum in a tank. What action must be taken in regards to the PV-breaker before continuing operations?

    a. Check to make certain that it has reset itself.
    b. Refill the breaker with liquid.
    c. Manually reset the vacuum side of the breaker.
    d. Install a new rupture disc.
1284: The operating cord on an inflatable liferaft also serves as a __________.

    a. lifeline
    b. painter
    c. drogue
    d. marker
1285: You have abandoned ship and find yourself aboard a lifeboat in a heavy sea. Your boat is able to make way through the water. To prevent broaching, you should __________.

    a. put the sea on your stern and run as fast as the boat will go
    b. take no action to prevent broaching as this is a recommended maneuver in a heavy sea
    c. head the boat into the swells to take them at a 30 to 40 degree angle on either bow and run as slow as possible without losing steerage
    d. place everyone as far forward in the boat as possible to keep the bow heavy
1286: The inside light in an inflatable liferaft is turned on __________.

    a. automatically as the liferaft inflates
    b. with a switch near the boarding handle
    c. at night because the light has a photosensitive switch
    d. by screwing the bulb in after the raft is inflated
1287: When possible, what should be the FIRST step in combating a fire on deck resulting from a cargo overflow or a leaking cargo line?

    a. Blanket the cargo spill with foam.
    b. Prevent the spread of fire with a foam dam.
    c. Apply CO2 on burning fuel at its source.
    d. Shut off the transfer of cargo.
1288: Which extinguishing agent is the best for use on electrical fires?

    a. Foam
    b. CO2
    c. Dry chemical
    d. Water fog
1289: An undocumented vessel with 10 people aboard and operating 25 miles off the seacoast must carry a survival craft of the __________.

    a. inflatable buoyant apparatus type
    b. buoyant apparatus type
    c. life float type
    d. Any of the above types are acceptable.
1290: Which davit type may be operated by one man?

    a. Quadrantal
    b. Gravity
    c. Sheath-screw
    d. Radial
1291: The SS AMERICAN MARINER has the following drafts: FWD 09'-00", AFT 15'-11.5". Upon completion of loading and bunkering the items listed will be on board. Use the white pages of The Stability Data Reference Book to determine the minimum GM required to meet a one compartment standard. ST-0033

    a. 1.82 feet
    b. 1.96 feet
    c. 2.05 feet
    d. 2.17 feet
1292: What is the MOST important consideration when determining how to fight an electrical fire?

    a. Whether the fire is in machinery or passenger spaces
    b. Danger of shock to personnel
    c. The amount of toxic fumes created by the extinguisher
    d. Maintaining electrical power
1293: The SS AMERICAN MARINER has the following drafts: FWD 09'-00", AFT 15'-11". Upon completion of loading and bunkering the items listed will be on board. Use the white pages of The Stability Data Reference Book to determine the minimum GM required to meet a one compartment standard. ST-0034

    a. 2.62 feet
    b. 2.82 feet
    c. 2.97 feet
    d. 3.15 feet
1294: According to the "T-Boat" regulations, the permanent marks placed on each side of a vessel forward, aft, and amidships to indicate the maximum allowable draft and trim are called __________.

    a. loading marks
    b. the air draft
    c. depth marks
    d. Plimsoll marks
1295: If you must land on a beach with an oar-propelled lifeboat through a heavy surf, the recommended method is to __________.

    a. keep the bow directly in toward the beach, and tow the sea anchor off the stern
    b. ride in on the back of a large breaker
    c. keep the bow into the seas with the sea anchor out over the bow, and row to meet the breaking waves
    d. head directly into the beach by staying between the crests of the waves
1296: Hand holds or straps on the underside of an inflatable liferaft are provided __________.

    a. to right the raft if it capsizes
    b. to carry the raft around on deck
    c. for crewmen to hang on to
    d. to hang the raft for drying
1297: A small passenger vessel of not more than 65 feet in length must have a collision bulkhead if it __________.

    a. operates on exposed waters
    b. carries more than 49 passengers
    c. is more than 40 feet in length and operates on partially exposed waters
    d. All of the above
1298: If a powdered aluminum fire is being fought, the correct extinguishing agent would be __________.

    a. dry powder
    b. water fog
    c. CO2
    d. steam
1299: In reviving a person who has been overcome by gas fumes, what would you AVOID doing?

    a. Giving stimulants
    b. Prompt removal of the patient from the suffocating atmosphere
    c. Applying artificial respiration and massage
    d. Keeping the patient warm and comfortable
1300: Blocks and falls used as lifeboat gear must be designed with a minimum safety factor of __________.

    a. 4, based on the breaking strength
    b. 5, based on the maximum allowable stress
    c. 6, based on the maximum working load
    d. 8, based on the normal working load
1301: A vessel to which Annex V to MARPOL 73/78 applies is 24 nautical miles from the nearest land. Which type of garbage is prohibited from being discharged?

    a. Glass
    b. Crockery
    c. Metal
    d. Dunnage
1302: A class B fire is most successfully fought by __________.

    a. preventing oxygen from reaching the burning material
    b. cooling the burning material below its ignition temperature
    c. using the extinguishing agent to make the burning material fire-resistant
    d. using the extinguishing agent to absorb the heat
1303: According to 46 CFR Subchapter T, where practicable carburetor drip collectors should drain to __________.

    a. the engine air intakes
    b. the fuel tanks
    c. a separate pipe leading to the bilges
    d. a suitable absorbant material
1304: The painter of an inflatable liferaft should be __________.

    a. free running on the deck
    b. faked out next to the case
    c. secured to a permanent object on deck
    d. stowed near the raft
1305: When backing a motor propelled lifeboat (right-hand propeller) with the rudder amidships, the stern will back __________.

    a. straight
    b. to port
    c. to starboard
    d. None of the above
1306: Water pockets on the underside of an inflatable liferaft are for __________.

    a. catching rain water
    b. stability
    c. easy drainage
    d. maneuverability
1307: Firefighting foam is only effective when the foam __________.

    a. penetrates to the bottom of the fire
    b. is kept saturated with low-velocity water fog
    c. mixes with the burning fuel oil
    d. completely covers the top of the burning liquid
1308: What would be the most effective agent to use to extinguish a fire in drums of flammable liquids stowed on the weather deck of a vessel?

    a. Carbon dioxide
    b. Foam
    c. Steam
    d. Water fog
1309: On small passenger vessels which type of internal combustion engine carburetor does not require a drip collector?

    a. Updraft
    b. Two barrel
    c. Four barrel
    d. Downdraft
1310: Frapping lines are fitted to lifeboat davits to __________.

    a. reduce the swinging of the lifeboat as it is being lowered from the embarkation level
    b. secure the lifeboat in the davits when in the stowed position
    c. hold the lifeboat to the ship's side until the tricing lines are passed
    d. be used as a safety line in an emergency
1311: Which statement about pneumatic chipping tools is TRUE?

    a. The operator must wear safety goggles or glasses.
    b. The equipment must be grounded to prevent shock hazard.
    c. The chipping mechanism is made of a non-sparking material that is safe to use near explosive atmospheres.
    d. The needles of the needle-type chipping gun must be replaced when they have been blunted more than 1/2 of their diameter.
1312: The best method of extinguishing a class A fire is to __________.

    a. remove oxygen from the area
    b. cool fuel below ignition temperature
    c. smother with CO2
    d. smother fire with foam
1313: The SS AMERICAN MARINER is ready to load the cargo listed. There is already 3224 tons of cargo on board with a KG of 29.8 feet. Use the white pages of the Stability Data Reference Book to determine the final KG of all the cargo after loading is completed. ST-0035

    a. KG 27.2 feet
    b. KG 27.8 feet
    c. KG 28.4 feet
    d. KG 29.0 feet
1313: The SS AMERICAN MARINER is ready to load the cargo listed. There is already 3224 tons of cargo on board with a KG of 29.8 feet. Use the white pages of the Stability Data Reference Book to determine the final KG of all the cargo after loading is completed. ST-0035

    a. KG 27.2 feet
    b. KG 27.8 feet
    c. KG 28.4 feet
    d. KG 29.0 feet
1314: Under normal conditions a liferaft is released from its cradle by __________.

    a. cutting the restraining strap
    b. unscrewing the turnbuckle on the back of the cradle
    c. lifting one end of the raft
    d. pushing the plunger on the center of the hydrostatic release
1317: The most effective way of applying carbon dioxide from a portable extinguisher to a fire is by __________.

    a. forming a cloud cover over the flames
    b. directing the gas at the base of the flames in a slow sweeping motion
    c. discharging the carbon dioxide into the heart of the flames
    d. bouncing the discharge off an adjacent bulkhead just above the burning surface
1318: The most effective fire extinguishing agent to use on burning linen is __________.

    a. water
    b. carbon dioxide
    c. dry chemical
    d. foam
1319: Where should muster lists be posted?

    a. In crew's accommodation spaces
    b. On the navigating bridge
    c. In the engine room
    d. All of the above
1320: Fire extinguishers on inspected vessels are numbered by size I through V, with I being __________.

    a. used for electrical fires only
    b. the smallest
    c. the most accessible
    d. the most effective
1321: How should the lifeboat sea painter be rigged?

    a. Secured to the inboard side of a forward thwart and led inboard of the falls
    b. Spliced into the ring on the stem post
    c. Secured by a toggle to the stem post and led outboard of the falls
    d. Secured by a toggle around the outboard side of a forward thwart
1322: How should the lifeboat sea painter be rigged?

    a. Spliced into the ring on the stem post
    b. Secured to the inboard side of a forward thwart and led inboard of the falls
    c. Secured by a toggle to the stem post and led outboard of the falls
    d. Secured by a toggle around the outboard side of a forward thwart
1323: How should latitude 51°48.7'S be written when preparing an AMVER report?

    a. 5149S
    b. 51.8S
    c. 0578S
    d. 52S
1324: A hydrostatic release mechanism for a liferaft __________.

    a. must be wet before it will release
    b. should be kept in a watertight cover except in an emergency
    c. will inflate the raft in its cradle if operated manually
    d. must be submerged to a certain depth to release automatically
1326: All inflatable liferafts have __________.

    a. safety straps from the overhead
    b. built in seats
    c. releasing hooks at each end
    d. water stabilizing pockets
1327: If you are forced to abandon ship in a liferaft, your course of action should be to __________.

    a. remain in the immediate vicinity
    b. head for the nearest land
    c. head for the closest sea-lanes
    d. let the persons in the boat vote on what to do
1328: Any extinguishing agent used on a Class "C" fire must have which important property?

    a. Cooling ability
    b. Leaves no residue
    c. Penetrating power
    d. Nonconductivity
1329: The sprinkler system of an enclosed lifeboat is used to __________.

    a. cool the craft in a fire
    b. cool the engine
    c. spray oil on the sea to calm it
    d. spray personnel during a fire
1330: How should the lifeboat sea painter be rigged?

    a. Spliced into the ring on the stem post
    b. Secured by a toggle around the outboard side of a forward thwart
    c. Secured to the inboard side of a forward thwart and led inboard of the falls
    d. Secured by a toggle to the stem post and led outboard of the falls
1331: A Certificate of Financial Responsibility attests that the vessel __________.

    a. has financial backing to meet any liability resulting from the discharge of oil
    b. has the minimum required amount of P & I and hull insurance
    c. will assume the responsibility for any damage or loss to the shipper
    d. has financial reserves to meet reasonable expected crew costs of an intended voyage
1332: An important step in fighting any electrical fire is to __________.

    a. stop ventilation
    b. stop the vessel
    c. de-energize the circuit
    d. apply water to extinguish the fire
1333: If you reef a marconi mainsail, the sail area __________.

    a. moves forward and up
    b. moves aft and down
    c. becomes larger
    d. becomes smaller
1334: An inflatable liferaft should be manually released from its cradle by __________.

    a. cutting the straps that enclose the container
    b. removing the rubber sealing strip from the container
    c. loosening the turnbuckle on the securing strap
    d. pushing the button on the hydrostatic release
1335: What prevents an inflated liferaft from being pulled under by a vessel which sinks in water over 100 feet in depth?

    a. The hydrostatic release
    b. Nothing
    c. A Rottmer release
    d. The weak link in the painter line
1336: A feature of an inflatable raft which helps keep people stationary in rough weather is __________.

    a. lashings on the floor of the raft for the passenger's feet
    b. straps from the overhead
    c. lifelines on the inside of the raft
    d. ridges in the floor of the raft
1337: It is desirable to have screens on the vents of potable water tanks to __________.

    a. filter the incoming air
    b. prevent explosions
    c. prevent backups
    d. stop insects from entering
1338: Regular foam can be used on all but which flammable liquid?

    a. Motor gasoline
    b. Jet fuel
    c. Crude petroleum
    d. Alcohol
1339: The static stability curve for a given vessel peaks at 34°. For this ship, the danger angle for a permanent list would be about __________.

    a. 8.5°
    b. 17°
    c. 34°
    d. 51°
1340: When compared to a high-expansion foam, a low-expansion foam will __________.

    a. be dryer
    b. be lighter
    c. be less heat resistant
    d. not cling to vertical surfaces
1341: Persons who have swallowed a non-petroleum based poison are given large quantities of warm soapy water or warm salt water to __________.

    a. induce vomiting
    b. absorb the poison from the blood
    c. neutralize the poison in the blood
    d. increase the digestive process and eliminate the poison
1342: If there's a fire aboard your vessel, you should FIRST __________.

    a. notify the Coast Guard
    b. sound the alarm
    c. have passengers put on life preservers
    d. cut off air supply to the fire
1343: The SS NORTHLAND is loaded to drafts: FWD 26'-09", AFT 28'-03". The KG is 25.4 feet. Use the salmon pages of the Stability Data Reference Book to determine the angle of list if #6 starboard tank is fully loaded with 1624 tons of salt water ballast (VCG is 36.5 feet off the centerline).

    a. 3.0°
    b. 4.5°
    c. 5.0°
    d. 6.5°
1344: What is the purpose of the hydrostatic release on an inflatable liferaft?

    a. To release the raft from the cradle automatically as the ship sinks
    b. To inflate the raft automatically
    c. To test the rafts hydrostatically
    d. None of the above
1345: An inflatable liferaft can be launched by __________.

    a. the float-free method ONLY
    b. breaking the weak link on the painter
    c. throwing the entire container overboard and then pulling on the operating cord to inflate the raft
    d. removing the securing straps
1346: The canopy of an inflatable liferaft should __________.

    a. go into place as the raft is inflated
    b. be put up after everyone is aboard
    c. be put up only in severe weather
    d. be used as a sail if the wind is blowing
1347: A quick and rapid motion of a vessel in a seaway is an indication of a(n) __________.

    a. large GM
    b. high center of gravity
    c. excessive free surface
    d. small GZ
1348: Dry chemical fire extinguishers are effective on which type(s) of fire?

    a. Burning oil
    b. Electrical
    c. Paint
    d. All of the above
1349: What type of liquid is used in the liquid P/V breaker?

    a. Hydraulic oil
    b. Water-antifreeze mixture
    c. Distilled water
    d. Oil from the cargo
1350: You are on a supply run to an offshore drilling rig. On board is the cargo listed. What is the height above the main deck of the center of gravity of the cargo? ST-0036

    a. 2.45 feet
    b. 1.95 feet
    c. 1.05 feet
    d. 0.90 foot
1351: While operating off the coast of Greece, a seaman is injured. What indicator should be in the preamble of a radio telegram asking for medical advice from a Greek station?

    a. RADIO MEDICAL
    b. DH MEDICO
    c. MEDICO ELLAS
    d. MAYDAY
1352: If you have a fire in the engine room, your FIRST act should be to __________.

    a. discharge the fixed CO2 system into the engine room
    b. secure the fuel supply and ventilation to the engine room
    c. maneuver your vessel into the wind
    d. have all of your crew get into the liferaft
1353: In heavy seas the helmsman should steer the motor lifeboat __________.

    a. into the seas
    b. broadside to the seas
    c. in the same direction as the seas
    d. in a series of figure-eights
1354: If the hydrostatic release mechanism for an inflatable liferaft is not periodically serviced and becomes inoperative, it will NOT __________.

    a. set the water lights on immersion
    b. release the dye-marker from the liferaft
    c. free the liferaft from a sinking vessel
    d. break the seal on the carbon dioxide cylinder
1355: As a vessel sinks to a depth of 15 feet, the hydrostatic trip releases the liferaft container from its cradle by __________.

    a. breaking the weak link
    b. releasing the tie-down strap
    c. pulling the operating cord
    d. releasing the CO2 canister
1356: What is placed on the under side of an inflatable liferaft to help prevent it from being skidded by the wind or overturned?

    a. Water pockets
    b. A keel
    c. Strikes
    d. Sea anchor
1357: The SS AMERICAN MARINER is partially loaded with a GM of 2.9 feet and drafts of: FWD 17'-10", AFT 19'-04". Use the white pages of the Stability Data Reference Book to determine what tanks you should ballast to increase the GM to 3.9 feet.

    a. Tanks: DB4, DT6
    b. Tanks: DB3, DB5, DT8
    c. Tanks: DB6, DT7
    d. Tanks: DB2, DT1, DT6
1358: Which extinguishing agent is best for use on a magnesium fire?

    a. Water
    b. Sand
    c. CO2
    d. Dry chemical
1359: Your vessel has 3 lifeboats on each side. The middle lifeboat on the port side is designated as boat number __________.

    a. 2
    b. 2 PORT
    c. 3
    d. 4
1360: When lowering a boat with gravity davits, it will be pulled into the embarkation deck by the __________.

    a. falls
    b. tricing pendants
    c. frapping lines
    d. boat hooks
1361: What is the minimum diameter allowed for bilge piping on small passenger vessels which are more than 65 feet in length?

    a. 1"
    b. 1-1/2"
    c. 2"
    d. 2-1/2"
1362: On small passenger vessels, backfire flame arrestors are installed on __________.

    a. all electric motors
    b. turbocharged diesel engines
    c. gasoline engines
    d. both A and C
1363: Before entering the chain locker, you should __________.

    a. have someone standing by
    b. make sure there is sufficient air within the locker
    c. de-energize the windlass
    d. All of the above
1364: Signaling devices required on inflatable liferafts include a(n) __________.

    a. Very pistol
    b. orange smoke signal
    c. air horn
    d. lantern
1365: The most important thing to remember when launching an inflatable liferaft by hand is to __________.

    a. open the CO2 inflation valve
    b. open the raft container
    c. ensure that the operating cord is secured to the vessel
    d. inflate the raft on the vessel, then lower it over the side
1366: The air spaces in the floor of an inflatable liferaft will provide protection against __________.

    a. asphyxiation from CO2
    b. loss of air in the sides of the raft
    c. rough seas
    d. cold water temperatures
1367: Determine the free surface constant for a fuel oil tank 30 ft. long by 40 ft. wide by 15 ft. deep. The specific gravity of the fuel oil is .85 and the ship is floating in saltwater (S.G. 1.026).

    a. .83
    b. 42.7
    c. 3787
    d. 4571
1368: A fire in electrical equipment should be extinguished by using __________.

    a. salt water
    b. foam
    c. low-velocity fog
    d. CO2
1369: A cargo of 50 tons is to be loaded on deck 20 feet from the ship's centerline. The vessel's displacement including the 50 ton cargo will be 3,000 tons and the GM three feet. The list of the vessel after loading this cargo will be __________.

    a. 5.35°
    b. 5.80°
    c. 6.10°
    d. 6.35°
1372: It is necessary to secure the forced ventilation to a compartment where there is a fire to __________.

    a. allow the exhaust fans to remove smoke
    b. extinguish the fire by carbon monoxide smothering
    c. prevent additional oxygen from reaching the fire
    d. protect fire fighting personnel from smoke
1373: You are reading draft marks on a vessel. The water level is halfway between the bottom of the number 5 and the top of the number 5. What is the draft of the vessel?

    a. 4'-09"
    b. 5'-09"
    c. 5'-03"
    d. 5'-06"
1374: Puncture leaks in the lower tubes or bottom of an inflatable liferaft should FIRST be stopped by using __________.

    a. sealing clamps
    b. repair tape
    c. a tube patch
    d. sail twine and vulcanizing kit
1375: To launch a liferaft by hand you should __________.

    a. cut the casing bands, throw the liferaft over the side, and it will then inflate
    b. detach the operating cord, throw the raft over the side, and it will then inflate
    c. cut the casing bands, throw the raft over the side, and pull the operating cord
    d. throw the liferaft over the side and pull the operating cord
1376: Which distress signal is required for a liferaft in ocean service and could be effectively used to attract the attention of aircraft at night?

    a. The water light
    b. Smoke marker
    c. Red flares
    d. Orange dye marker
1377: On a vessel of 34,000 tons displacement, a tank 80 ft. long, 60 ft. wide and 30 ft. deep is half filled with fresh water (SG 1.000) while the vessel is floating in saltwater (SG 1.026). What is the free surface constant for this tank?

    a. 2661
    b. 2819
    c. 40100
    d. 42213
1378: The most effective cooling agent among those normally used to fight fires is __________.

    a. water fog or spray
    b. chemical foam
    c. mechanical foam
    d. carbon dioxide
1379: Which statement about inert gas pressures in a cargo tank is TRUE?

    a. The pressures of the inert gas in the tank may create excessive pressure at the pump while discharging.
    b. Gas pressures should be maintained at the highest permissible level throughout the discharging process.
    c. High gas pressures may cause pyrophoric oxidation in the tank.
    d. High gas pressures may cause loss of suction when stripping.
1380: A cargo of 100 tons is to be loaded on deck 20 feet from the ship's centerline. The ship's displacement including the 100 tons of cargo will be 10,000 tons and the GM two feet. The list of the vessel after loading this cargo will be __________.

    a. 5.4°
    b. 5.7°
    c. 5.9°
    d. 6.1°
1381: Large volumes of carbon dioxide are safe and effective for fighting fires in enclosed spaces, such as in a pumproom, provided that the __________.

    a. persons in the space wear gas masks
    b. persons in the space wear damp cloths over their mouths and nostrils
    c. ventilation system is secured and all persons leave the space
    d. ventilation system is kept operating
1382: Ventilation systems connected to a compartment in which a fire is burning are normally closed to prevent the rapid spread of the fire by __________.

    a. convection
    b. conduction
    c. radiation
    d. spontaneous combustion
1383: Which statement about entry into a water ballast tank that has been sealed for a long time is TRUE?

    a. A "buddy system" should be used where someone enters the tank with you.
    b. Sea water acts on the ship's metal and generates chlorine gas which may accumulate in poisonous quantities.
    c. You should always wear a gas mask.
    d. After ventilation and testing, and the tank is found safe for entry, someone should stand by at the tank entrance while you are inside.
1384: According to 46 CFR Subchapter T, rigid plastic or other nonmetallic piping __________.

    a. may only be used for gasoline fuel piping
    b. may only be used for diesel fuel piping
    c. may not be used for diesel or gasoline fuel piping
    d. may be used for gasoline or diesel fuel piping
1385: An inflatable liferaft is hand-launched by __________.

    a. pulling a cord
    b. cutting the wire restraining bands
    c. removing the rubber packing strip
    d. throwing the entire container overboard
1386: If the metacentric height is large, a vessel will __________.

    a. be tender
    b. have a slow and easy motion
    c. be stiff
    d. have a tendency to yaw
1387: In painting a lifeboat following its overhaul, which parts must be painted bright red?

    a. the top 2-1/2 inches of each side
    b. the releasing gear lever
    c. the fuel tanks
    d. the thwarts
1388: Which extinguishing agent will absorb the most heat?

    a. CO2
    b. Foam
    c. Water
    d. Dry chemical
1389: Which statement about the inert gas system is TRUE?

    a. Boiler soot blowers should never be used when the IG system is operating.
    b. The boiler will produce the best quality of flue gas for the IG system when the boiler load is very light.
    c. The boiler will produce the most quantity of flue gas for the IG system when the boiler load is very light.
    d. Flue gas with excessive oxygen content is de-oxygenated in the scrubber.
1390: Which sequence is correct when launching a lifeboat stowed in gravity davits?

    a. Release gripes, turn on emergency disconnect switch, release frapping lines
    b. Release tricing pennants, turn on emergency disconnect switch, release frapping lines
    c. Operate limit switches, release gripes, lift brake
    d. Release gripes, lift brake, release tricing pennants
1391: Halon extinguishes fire primarily by __________.

    a. cooling
    b. smothering
    c. shielding of radiant heat
    d. breaking the chain reaction
1392: Except in rare cases, it is impossible to extinguish a shipboard fire by __________.

    a. removing the heat
    b. removing the oxygen
    c. removing the fuel
    d. interrupting the chain reaction
1393: You are reading the draft marks. The water level is about 4 inches below the bottom of the number 11. What is the draft? (D032DG )

    a. 10'-08"
    b. 10'-10"
    c. 11'-04"
    d. 11'-08"
1394: In each inflatable liferaft, what equipment is provided to make quick, emergency, temporary repairs to large holes in the raft?

    a. No equipment is provided.
    b. Glue and rubber patches
    c. Several various-sized sealing clamps
    d. Self-adhesive rubberized canvas patches
1395: After you have thrown the liferaft and stowage container into the water, you inflate the liferaft by __________.

    a. pulling on the painter line
    b. forcing open the container which operates the CO2
    c. hitting the hydrostatic release
    d. using the hand pump provided
1396: If you find an inflatable liferaft container with steel bands around the case, you should __________.

    a. tell the Master
    b. leave the bands in place
    c. tell the Mate
    d. remove the bands yourself
1397: To reduce mild fever the MOST useful drug is __________.

    a. bicarbonate of soda
    b. paregoric
    c. aspirin
    d. aromatic spirits of ammonia
1398: The size of fire hydrant hose connections on a cargo vessel must be either 1-1/2 inches or __________.

    a. 1 inch
    b. 2-1/2 inches
    c. 3 inches
    d. 3-1/2 inches
1399: How should longitude 116°24.3'W be written when preparing an AMVER report?

    a. 116°24.3W
    b. 11624W
    c. 116.4W
    d. 116W
1400: In rough weather, when a ship is able to maneuver, it is best to launch a lifeboat __________.

    a. on the lee side
    b. on the windward side
    c. with the wind dead ahead
    d. with the wind from astern
1401: Which statement about transmitting distress messages by radiotelephone is INCORRECT?

    a. Distress messages should first be transmitted on 2182 kHz.
    b. It is advisable to follow a distress message on 2182 kHz by two dashes of 10 to 15 seconds duration.
    c. If no answer is received on the designated distress frequencies, repeat the distress call on any frequency available.
    d. Channel 16 (156.8 MHz) may be used for distress messages.
1402: When using carbon dioxide to fight a fire on a bulkhead, the CO2 should be applied __________.

    a. first to the bottom of the flaming area, sweeping from side to side, and following the flames upward
    b. in a circular motion from the middle of the bulkhead outward
    c. to the top of the flaming area, sweeping from side to side, and working toward the bottom
    d. in an up-and-down motion from one side of the bulkhead to the other
1403: Which action must be taken when an individual cargo tank is closed off from the inert gas system by the tank isolation valve?

    a. The tank must be gas freed.
    b. The tank must be ballasted.
    c. The tank must be vented to the atmosphere.
    d. The bypass valve must also be closed.
1404: Signaling devices which are required on inflatable liferafts include __________.

    a. a rocket shoulder rifle
    b. an oil lantern
    c. red flares
    d. an air horn
1405: When launching an inflatable liferaft, you should make sure that the operating cord is __________.

    a. fastened to some substantial part of the vessel
    b. not fastened to anything
    c. secured to the hydrostatic release
    d. fastened to the raft container
1406: The principal danger from ice collecting on a vessel is the____________________.

    a. decrease in capabilities of radar
    b. decrease in displacement
    c. adverse effect on trim
    d. loss of stability
1407: You are in a lifeboat when you sight the stars shown. You will be heading due north when you head for Polaris which is indicated by what letter? (D007SA )

    a. C
    b. D
    c. E
    d. F
1408: What is NOT a characteristic of carbon dioxide fire-extinguishing agents?

    a. Effective even if ventilation is not shut down
    b. Will not deteriorate in storage
    c. Non-corrosive
    d. Effective on electrical equipment
1409: The SS AMERICAN MARINER has the following drafts: FWD 08'-04", AFT 16'-08". Upon completion of loading and bunkering the items listed will be on board. Use the white pages of The Stability Data Reference Book to determine the minimum GM required to meet a one compartment standard. ST-0037

    a. 1.91 feet
    b. 2.09 feet
    c. 2.21 feet
    d. 2.48 feet
1411: Which statement about entry into a space that has been sealed for a long time is TRUE?

    a. A tank that has been used to carry hazardous liquids should be tested for oxygen content, toxicity, and explosive gases.
    b. You can safely enter the space without a breathing apparatus if the oxygen content exceeds 14%.
    c. The natural ventilation through the installed vents is sufficient to provide the proper oxygen content.
    d. The heat of the sun on upper ballast tanks, such as in a bulk carrier, may generate carbon monoxide.
1412: By regulation, cargo tank atmosphere must be inert before and during which operation?

    a. Stripping
    b. Loading
    c. Cleaning
    d. All of the above
1413: Your vessel is damaged, and there is no list or trim. The rolling period is short. The freeboard before the damage was 12'02" (3.7 meters). It is now reduced to 3'00"(1 meter). Which action would you take FIRST?

    a. Press up a slack centerline double bottom tank
    b. Pump out an amidships centerline ballast tank
    c. Transfer ballast from the peak tanks to an amidships centerline tank
    d. Pump out the marine potable tank located on the starboard side amidships
1414: What should be used to steer an open lifeboat if the rudder becomes lost or damaged?

    a. Sea anchor
    b. Steering oar
    c. Spare rudder
    d. Daggerboard
1415: You are reading the draft marks in illustration D032DG. The water level forward is at the top of the 8, and the mean water level aft is at the top of the 8. What is the mean draft?

    a. 8'06"
    b. 8'03"
    c. 8'00"
    d. 7'06"
1416: You will extinguish a fire when you remove __________.

    a. nitrogen
    b. oxygen
    c. sodium
    d. carbon dioxide
1417: A vessel is "listed" when it is __________.

    a. down by the head
    b. down by the stern
    c. inclined due to off-center weight
    d. inclined due to wind
1418: Which is the MOST important consideration for a tank vessel?

    a. GM
    b. The longitudinal center of gravity
    c. The stress on the hull
    d. The vertical center of gravity
1419: Your vessel is listing 4° to port and has a short rolling period. There is loose firefighting water in the hull. The ship is trimmed down by the head with one foot of freeboard at the bow. Which action should you take FIRST?

    a. Press up the slack NO.1 starboard double bottom tank.
    b. Pump out the forepeak tank.
    c. Eliminate the water in the 'tween decks aft.
    d. Jettison stores out of the paint locker in the fo'c'sle.
1420: Which statement about the pressure in a tank being inerted by an inert gas system is TRUE?

    a. The maximum pressure permitted is 8 psi.
    b. A positive pressure should be maintained at all times.
    c. The pressure must remain within the limits of +5 psi to -1 psi.
    d. None of the above
1421: The control lever for the mechanical disengaging apparatus in a lifeboat shall __________.

    a. be painted bright red
    b. be secured to a permanent part of the lifeboat structure
    c. have the area surrounding the lever painted white
    d. All of the above
1422: Mechanical gearing of deck machinery such as the windlass or boat hoists should __________.

    a. be open to view so, if a foreign object gets in the gearing, the operator can immediately stop the machinery
    b. have a guard over the gearing
    c. be painted a contrasting color from the base color in order to call attention to the gearing
    d. not be operated if there is any crew within 10 feet of the machinery
1423: A weight of 250 tons is loaded on your vessel 95 feet forward of the tipping center. The vessel's MT1 is 1000 ft-tons. What is the total change of trim?

    a. 11.90 inches
    b. 18.75 inches
    c. 23.75 inches
    d. 38.01 inches
1424: Halon gas will decompose and may form very hazardous toxic fumes when discharged __________.

    a. directly on flames
    b. at room temperature
    c. in an extremely cold climate
    d. None of the above
1425: Which advantage does dry chemical have over carbon dioxide (CO2) in firefighting?

    a. Compatible with all foam agents
    b. Cleaner
    c. More protective against re-flash
    d. All of the above
1426: A vessel aground may have negative GM since the __________.

    a. decrease in KM is equal to the loss of draft
    b. virtual rise of G is directly proportional to the remaining draft
    c. displacement lost acts at the point where the ship is aground
    d. lost buoyancy method is used to calculate KM, and KB is reduced
1427: You are in a lifeboat when you sight the stars as shown. You will be heading due north when you head for Polaris which is indicated by which letter? (D007SA )

    a. E
    b. F
    c. G
    d. H
1428: A Halon 1301 cylinder contains 100 pounds of liquid at 360 psi. It must be recharged when the pressure drops below how many psi?

    a. 360
    b. 352
    c. 336
    d. 324
1429: When collecting condensation for drinking water, __________.

    a. a sponge used to mop up and store condensation must be kept salt free
    b. only condensation on the bottom of the canopy should be collected
    c. it should be strained through a finely woven cloth
    d. chlorine tablets should be used to make it drinkable
1430: The SS AMERICAN MARINER is ready to load the cargo listed. There is already 6422 tons of cargo on board with a KG of 26.6 feet. Use the white pages of the Stability Data Reference Book to determine the final KG of all the cargo after loading is completed. ST-0038

    a. KG 24.9 feet
    b. KG 25.5 feet
    c. KG 26.1 feet
    d. KG 28.9 feet
1431: Which statement is FALSE regarding Halon 1301?

    a. It is colorless.
    b. It is sweet smelling.
    c. It may cause dizziness when inhaled.
    d. It does not conduct electricity.
1432: You are reading the draft marks. The top 2 inches of the 9 forward is visible above the water level, and the water level is four inches below the 10 aft. What is the mean draft? (D032DG )

    a. 9'-10"
    b. 9'-06"
    c. 9'-04"
    d. 9'-02"
1433: You should NOT use a power tool if __________.

    a. it has a three-prong plug
    b. the insulation of the power wires is worn
    c. hand tools can be used instead
    d. the power source is alternating current
1434: Halon fire extinguishers are NOT effective when used on which types of fires?

    a. Fires in electrical equipment
    b. Flammable oils and greases
    c. Class "A" fires in ordinary combustibles
    d. Materials containing their own oxygen
1435: After the initial cleaning of flue gas in an inert gas system the gas is passed through what device for final cleaning?

    a. Scrubber
    b. Demister
    c. Deck water seal
    d. Final filter
1436: Your vessel's draft is 16'-00" fwd. and 18'-00" aft. The MT1 is 500 ft-tons. How many tons of water must be shifted from the after peak to the forepeak, a distance of 250 feet, to bring her to an even draft forward and aft?

    a. 52 tons
    b. 50 tons
    c. 48 tons
    d. 24 tons
1437: You are in a lifeboat when you sight the stars. You will be heading due north when you head for Polaris which is indicated by which letter? (D007SA )

    a. F
    b. G
    c. J
    d. K
1439: Safety goggles or glasses are NOT normally worn when __________.

    a. using a rotary grinder with an installed shield
    b. letting go the anchor
    c. handling wire rope or natural fiber line
    d. painting with a spray gun
1440: A ship is inclined by moving a weight of 30 tons a distance of 30 ft. from the centerline. A 28-foot pendulum shows a deflection of 12 inches. Displacement including weight moved is 4,000 tons. KM is 27.64 feet. What is the KG?

    a. 21.34 feet
    b. 22.06 feet
    c. 22.76 feet
    d. 23.21 feet
1441: On small passenger vessels, how many supply and exhaust ducts are required in each enclosed space containing gasoline powered machinery or gasoline fuel tanks?

    a. 1 of each
    b. 2 of each
    c. 3 of each
    d. 4 of each
1442: If the cause of severe list or trim is off-center ballast, counterflooding into empty tanks will __________.

    a. increase the righting moment
    b. increase the righting arm
    c. increase list or trim
    d. decrease list or trim
1444: A stored-pressure water extinguisher is most effective against fires of class __________.

    a. A
    b. B
    c. C
    d. D
1445: When instructing a crew member concerning the right way to lift a weight, you would instruct him to __________.

    a. arch the back to add strength to the muscles
    b. bend his knees and lift with his legs
    c. bend his back and stoop
    d. bend his back and stoop with arms straight
1446: A vessel's mean draft is 29'-07". At this draft, the TPI is 152. The mean draft after loading 1360 tons will be __________.

    a. 29'-09"
    b. 29'-11"
    c. 30'-04"
    d. 30'-07"
1447: Why is carbon dioxide (CO2) better than dry chemical for fighting a class "C" fire?

    a. The dry chemical is a conductor.
    b. The dry chemical leaves a residue.
    c. CO2 will not dissipate in air.
    d. It takes smaller amounts of CO2 to cover the same area.
1448: After making the required notification that a large oil spill into the water has occurred, the FIRST action should be to __________.

    a. apply straw or sawdust on the oil
    b. contain the spread of the oil
    c. throw grains of sand into the oil
    d. have the vessel move out of the spill area
1449: A vessel to which Annex V to MARPOL 73/78 applies is located 10 nautical miles from the nearest land. Which type of garbage is prohibited from being discharged?

    a. Food waste, not comminuted or ground
    b. Rags ground to less than 1"
    c. Paper ground to less than 1"
    d. None of the above
1450: When a vessel is stationary and in a hogging condition, the main deck is under __________.

    a. compression stress
    b. racking stress
    c. shear stress
    d. tension stress
1451: Before counterflooding to correct a list, you must be sure the list is due to __________.

    a. negative GM
    b. flooding
    c. off-center weight
    d. reserve buoyancy
1452: First aid means __________.

    a. medical treatment of accident
    b. setting of broken bones
    c. emergency treatment at the scene of the injury
    d. dosage of medications
1453: The hoods over galley ranges present what major hazard?

    a. Grease collects in the duct and filter and if it catches fire is difficult to extinguish.
    b. In order to effectively draw off cooking heat they present a head-injury hazard to a person of average or more height.
    c. They inhibit the effective operation of fire fighting systems in combating deep fat fryer or range fires.
    d. They concentrate the heat of cooking and may raise surrounding flammable material to the ignition point.
1454: You are in a lifeboat when you sight the stars indicated in illustration D005SA. You will be heading due north when you head for Polaris which is indicated by what letter? (D005SA )

    a. A
    b. C
    c. E
    d. I
1455: Which statement about AMVER reports is TRUE?

    a. The sailing plan may be sent in any reasonable time before departure, but not later than 12 hours after departure.
    b. Distress messages should be sent to the AMVER center.
    c. In the body of the sailing plan report, the letter G is used to indicate a great circle course.
    d. There are four different message reports in the AMVER system.
1456: You are reading the draft marks. The water level is at the bottom of number 11. What is the draft? (D032DG )

    a. 11'-06"
    b. 11'-00"
    c. 10'-09"
    d. 10'-06"
1457: When choosing extinguishers to fight a Class "B" fire do NOT use __________.

    a. carbon dioxide
    b. dry chemical
    c. foam (stored-pressure type)
    d. water (cartridge-operated)
1458: Your vessel displaces 14,500 tons, with a longitudinal CG 247.5 ft. aft of the FP. If you pump 80 tons of ballast from forward to aft through a distance of 480 feet, your new CG will be __________.

    a. 244.85 feet aft of FP
    b. 246.22 feet aft of FP
    c. 248.87 feet aft of FP
    d. 250.15 feet aft of FP
1459: Which data is NOT painted on the bow of a lifeboat?

    a. Number of persons allowed
    b. Name of the vessel
    c. Weight of the boat
    d. Port of registry
1460: Your vessel has 3 lifeboats on each side. The middle boat on the starboard side is designated as boat number __________.

    a. 2
    b. 2 STARBOARD
    c. 3
    d. 4
1461: You are in a lifeboat when you sight the stars shown. You will be heading due north when you head for Polaris which is indicated by what letter? (D005SA )

    a. E
    b. F
    c. H
    d. I
1462: When authorized to use chemical agents on an oil spill they would __________.

    a. absorb the oil for easy removal
    b. dissolve the oil in the water
    c. facilitate the removal of the pollutant from the water
    d. sink the oil
1463: To prevent the spread of fire by convection you should __________.

    a. cool the bulkhead around the fire
    b. close all openings to the area
    c. shut off all electrical power
    d. remove combustibles from direct exposure
1464: What is NOT a function of the air supply of a covered lifeboat?

    a. Provides air for engine combustion
    b. Pressurizes water spray system
    c. Provides air for passenger respiration
    d. Prevents smoke and other noxious fumes from entering craft
1465: Your vessel has 3 lifeboats on each side. The middle lifeboat on the port side is designated as boat number __________.

    a. 2
    b. 2 PORT
    c. 3
    d. 4
1466: You used a carbon dioxide (CO2) fire extinguisher but did not empty the extinguisher. You must have it recharged if the weight loss exceeds __________.

    a. one percent of the weight of the charge
    b. five percent of the weight of the charge
    c. seven percent of the weight of the charge
    d. ten percent of the weight of the charge
1467: Your vessel has a forward draft of 26'-11" and an after draft of 29'-07". How many tons of cargo can be loaded before the vessel reaches a mean draft of 28'-06" if the TPI is 69?

    a. 204 tons
    b. 207 tons
    c. 210 tons
    d. 213 tons
1468: You are on the SS American Mariner and involved in a collision. Your draft has increased uniformly and there is about 4 feet of freeboard remaining. The vessel is on an even keel and has a long rolling period. The roll is sluggish, and the vessel hangs at the ends of a roll. Which of the following actions would you take first to correct the situation?

    a. Pump out a slack double bottom tank to reduce free surface.
    b. Flood any empty double bottom tanks to decrease KG.
    c. Jettison topside weights to increase freeboard.
    d. Pump out flooding water in the cargo holds to reduce free surface.
1470: If your vessel has a list to port due to negative GM and off-center weight, the first corrective measure you should take is to __________.

    a. move port-side main-deck cargo to the starboard side
    b. fill the starboard double-bottom
    c. pump water from the port double-bottom to the starboard double-bottom
    d. pump water from the port double-bottom over the side
1471: What do regulations allow to be marked with EITHER the name of the fishing vessel OR the name of the person to whom it is assigned?

    a. Immersion suit
    b. Buoyant apparatus
    c. Ring buoy
    d. Life float
1472: You are reading the draft marks in illustration D032DG. The water level forward is 4 inches below the 11, and the water level aft is 2 inches below the top of the 11. What is the mean draft? (D032DG )

    a. 11'-08"
    b. 11'-06"
    c. 11'-04"
    d. 11'-00"
1473: You are in a lifeboat when you sight the stars as shown. You will be heading due north when you head for Polaris which is indicated by which letter? (D005SA )

    a. A
    b. B
    c. D
    d. E
1474: In cleaning up an oil spill, straw is an example of a __________.

    a. chemical agent
    b. blocker
    c. sorbent
    d. None of the above
1475: You need to pull the sea anchor back aboard your liferaft. What part of the anchor do you pull on?

    a. Drag line
    b. Bridle
    c. Trip line
    d. Iron ring
1476: Your vessel has 3 lifeboats on each side. The aftermost boat on the starboard side is designated as boat number __________.

    a. 6
    b. 5
    c. 3
    d. 3 STARBOARD
1477: A fire starts on your vessel while refueling. You should FIRST __________.

    a. stop the ventilation
    b. sound the general alarm
    c. determine the source of the fire
    d. attempt to extinguish the fire
1478: There is a fire in the crew's quarters of your vessel. You should __________.

    a. ventilate the quarters as much as possible
    b. prepare to abandon ship
    c. close all ventilation to the quarters if possible
    d. attempt to put the fire out yourself before sounding the alarm
1479: If your vessel is aground at the bow, it would be preferable that any weight removals be made from the __________.

    a. bow
    b. mid-section
    c. stern
    d. All of the above
1480: You are on a supply run to an offshore drilling rig. On board is the cargo listed. What is the height above the main deck of the center of gravity of the cargo? ST-0039

    a. 2.23 feet
    b. 1.93 feet
    c. 1.82 feet
    d. 1.38 feet
1481: You are reading the draft marks in illustration D032DG. The water level is at the top of number 8. What is the draft? (D032DG )

    a. 7'-09"
    b. 8'-00"
    c. 8'-03"
    d. 8'-06"
1483: The SS AMERICAN MARINER is partially loaded with a GM of 3.1 feet and drafts of: FWD 19'-06", AFT 21'-04". Use the white pages of the Stability Data Reference Book to determine what tank(s) you should ballast to increase the GM to 3.7 feet.

    a. Tanks: DT1
    b. Tanks: DB3, DT8
    c. Tanks: DB2, DB7
    d. Tanks: DB5
1484: The SS AMERICAN MARINER is partially loaded with a GM of 3.1 feet and drafts of: FWD 16'-00", AFT 18'-04". Use the white pages of the Stability Data Reference Book to determine what tank(s) you should ballast to increase the GM to 3.6 feet.

    a. Tanks: DB1, DT1A
    b. Tanks: DT6, DT7
    c. Tank: DT8
    d. Tank: DB3
1486: A cargo of 30 tons is to be loaded on deck 30 feet from the ship's centerline. The ship's displacement including the 30 tons cargo will be 9,000 tons and the GM will be 5 feet. The list of the vessel after loading this cargo will be __________.

    a. 1.14°
    b. 2.05°
    c. 2.31°
    d. 3.40°
1487: A vessel's heavy displacement is 24,500 tons with light displacement of 13,300 tons. Fully loaded it carries 300 tons of fuel and stores. What is the vessel's deadweight?

    a. 10,900 tons
    b. 11,200 tons
    c. 13,000 tons
    d. 24,200 tons
1488: When compared to a high-expansion foam, a low-expansion foam will __________.

    a. be dryer
    b. be lighter
    c. be more heat resistant
    d. cling to vertical surfaces
1489: The boat command that means complete the stroke and level the oars horizontally with the blades trimmed fore and aft is __________.

    a. "Oars"
    b. "Up oars"
    c. "Way enough"
    d. "Hold water"
1490: You are reading the draft marks as shown. The water level forward leaves about 4 inches of the 11 visible, and the water level aft is at the top of the 10. What is the mean draft? (D032DG )

    a. 10'-06"
    b. 10'-08"
    c. 10'-10"
    d. 11'-02"
1491: You are in a lifeboat when you sight the stars shown. You will be heading almost due north when you head for Polaris which is marked by what letter? (D006SA )

    a. C
    b. D
    c. E
    d. G
1492: You have abandoned ship. There are several rafts in the water. One of the FIRST things to do is __________.

    a. separate the rafts as much as possible to increase chances of detection
    b. transfer all supplies to one raft
    c. transfer all the injured to one raft
    d. secure the rafts together to keep them from drifting apart
1493: A new liferaft has been installed on your vessel. The operating cord should be __________.

    a. attached to the raft stowage cradle or to a secure object nearby with a weak link
    b. checked to see that it's unattached
    c. coiled neatly on the raft container
    d. faked on deck and lead through a chock
1494: Your vessel has 3 lifeboats on each side. The aftermost boat on the port side is designated as boat number __________.

    a. 6
    b. 5
    c. 3
    d. 3 PORT
1495: A weight of 350 tons is loaded on your vessel 85 feet forward of the tipping center. The vessel's MT1 is 1150 foot-tons. What is the total change of trim?

    a. 12.93 inches
    b. 23.75 inches
    c. 25.87 inches
    d. 38.50 inches
1496: Your vessel has been holed in #1 hold and partially flooded. The hole is plugged against further flooding. In calculating the effect of the flooding on your transverse stability, you should use which method?

    a. Compartment standard method
    b. Lost buoyancy method
    c. Factor of subdivision method
    d. Added weight method
1497: While operating off Panama a seaman is injured. What indicator should be included in the preamble of a radio telegram requesting medical advice from a Panamanian station?

    a. RADIO MEDICAL
    b. DH MEDICO
    c. XXX
    d. MEDRAD
1498: The spread of fire is prevented by __________.

    a. cooling surfaces adjacent to the fire
    b. leaving combustibles in the endangered area
    c. increasing the oxygen supply
    d. All of the above
1499: A cargo of 60 tons is to be loaded on deck 20 feet from the ship's centerline. The vessel's displacement including the 60 ton cargo will be 6,000 tons and the GM two feet. The list of the vessel after loading this cargo will be __________.

    a. 5.4°
    b. 5.72°
    c. 6.12°
    d. 6.4°
1500: The SS AMERICAN MARINER is ready to sail with the load shown. Use the white pages of The Stability Data Reference Book to determine the available GM. ST-0040

    a. Available GM 6.9 ft
    b. Available GM 5.3 ft
    c. Available GM 4.1 ft
    d. Available GM 3.8 ft
1501: You are in a lifeboat when you sight the stars shown. You will be heading almost due north when you head for Polaris which is marked by which letter? (D006SA )

    a. B
    b. C
    c. F
    d. H
1502: A portable foam (stored-pressure type) fire extinguisher would be most useful in combating a fire in __________.

    a. generators
    b. oil drums
    c. the bridge controls
    d. combustible metals
1503: If you have to jump in the water when abandoning ship, your legs should be __________.

    a. spread apart as far as possible
    b. held as tightly against your chest as possible
    c. in a kneeling position
    d. extended straight down and crossed at the ankles
1504: You are reading the draft marks in illustration D032DG. The water level is about 4 inches below the bottom of 10. What is the draft? (D032DG )

    a. 10'-04"
    b. 10'-02"
    c. 9'-08"
    d. 9'-04"
1505: What is one of the FIRST things you would do on boarding an inflatable liferaft?

    a. Open equipment pack.
    b. Post a lookout.
    c. Issue anti-seasickness medicine.
    d. Pick up other survivors.
1506: Before hydraulic starting of an engine on a covered lifeboat, what need NOT be checked?

    a. Fuel supply line valve
    b. Pressure registered on the accumulator gauge
    c. Cold-spark voltage readings test lamp
    d. Engine stop control
1507: A thrust block is designed to __________.

    a. absorb the shock of wave pressure at the bow
    b. be placed between the engines and the foundation to absorb the vibration
    c. transmit the thrust of the engine to the propeller
    d. transmit the thrust of the propeller to the vessel
1508: Portable foam fire-extinguishers are designed for use on class __________.

    a. A and class B fires
    b. A and class C fires
    c. B and class C fires
    d. A, class B, and class C fires
1509: You are using an oxygen indicator. How long should you wait after the sample is drawn into the instrument before reading the meter?

    a. No wait is necessary, the reading occurs immediately.
    b. At least 5 seconds
    c. At least 10 seconds
    d. At least 20 seconds
1510: You are in enemy port and have received a General Emergency message announcing the outbreak of war in Europe. You are directed to comply with the instructions in NGA (NIMA) PUB 117, Chapter eight. Which statement is TRUE?

    a. If on a coastwise voyage along the east coast of the U.S., you should put into the nearest port.
    b. You should only enter a port in the danger zone during hours of darkness.
    c. When over 200 hundred miles from a port in the danger zone, you should not darken ship.
    d. You should attempt to submit an AMVER report to NSA.
1511: Which step should normally be taken FIRST by those who have boarded a liferaft in an emergency?

    a. Ration food and water supplies.
    b. Take anti-seasickness pills, if available.
    c. Determine position and closest point of land.
    d. Check pyrotechnic supplies.
1512: Where are the draft marks required to be displayed on a ship?

    a. Deep tanks
    b. Voids
    c. Midships near the waterline
    d. Area of water line near stem and stern
1513: Limit switches, winches, falls, etc. must be thoroughly inspected at least every __________.

    a. 2 months
    b. 4 months
    c. 6 months
    d. year
1514: "Thermal protective aids" are required for what percentage of the persons a survival craft is equipped to carry?

    a. 10%
    b. 50%
    c. 75%
    d. 100%
1515: You see an iceberg that has not been reported. What kind of radio message do you transmit to warn others?

    a. Safety message
    b. Urgency message
    c. Distress message
    d. Routine message
1516: While operating off the coast of Portugal, a seaman is injured. What indicator should be used in a message requesting medical advice from a Portuguese station?

    a. MEDICAL RADIO
    b. DH MEDICO
    c. XXX RADIOMEDICAL
    d. PORT HEALTH
1517: A double male coupling is one that __________.

    a. has left hand twist
    b. has inside threads on both ends
    c. has outside threads on both ends
    d. takes two men to operate
1518: You are approaching another vessel and see that she has the signal flag "J" hoisted. What should you do?

    a. Keep well clear of the vessel because she is on fire and has dangerous cargo on board or she is leaking dangerous cargo.
    b. Attempt to call the vessel on VHF radiotelephone because she is requesting to communicate.
    c. Approach the vessel with caution because she is dragging her anchor.
    d. Proceed on present course and speed since the vessel is requesting a tug.
1519: All oil spills must be reported to the __________.

    a. U.S. Corps of Engineers
    b. U.S. Coast Guard
    c. local police
    d. local fire department
1520: When operating the air supply system in a covered lifeboat the __________.

    a. fuel supply valve should be closed
    b. hatches, doors, and oar ports should be closed
    c. air cylinder shut-off valve should be closed
    d. engine should be shut off
1521: You are in a lifeboat when you sight the stars shown. You will be heading almost due north when you head for Polaris which is marked by what letter? (D006SA )

    a. A
    b. B
    c. C
    d. D
1522: The pollution prevention regulations in MARPOL apply to U. S. flag vessels __________.

    a. only on the Great Lakes and international waters
    b. only on the western rivers and international waters
    c. only on international voyages outside U.S. territorial waters
    d. on all international and inland waters
1523: The term "oil" as used in the Oil Pollution Regulations means __________.

    a. fuel oil
    b. sludge
    c. oil refuse
    d. All of the above
1524: A U.S. merchant vessel in ocean service is NOT subject to the requirements of Annex V to MARPOL 73/78 __________.

    a. outside of 25 nautical miles from nearest land
    b. outside of the navigable waters of the United States
    c. in the waters of those countries not signatory to MARPOL
    d. A U.S. vessel in ocean service is ALWAYS subject to MARPOL.
1525: You are reading the draft marks. The top 2 inches of number "9" are visible above the waterline. What is the draft? (D032DG )

    a. 8'-10"
    b. 9'-02"
    c. 9'-04"
    d. 9'-08"
1526: Which type of portable fire extinguishers is NOT designed for use on flammable liquid fires?

    a. Foam
    b. Dry chemical
    c. Water (cartridge-operated)
    d. Carbon dioxide
1527: You discharge garbage overboard at sea. When recording your vessel's position as required, you must include __________.

    a. latitude, longitude and approximate depth of water
    b. latitude, longitude, course, speed, and a copy of that days noon position slip
    c. latitude, longitude, and estimated distance from shore
    d. latitude and longitude only
1528: You are offloading garbage to another ship. Your records must identify that ship by name and show her __________.

    a. home port
    b. next port-of-call
    c. official number
    d. Master
1529: Under the Pollution Regulations, garbage disposal records must be kept __________.

    a. until the end of the voyage
    b. until the next Coast Guard inspection
    c. one year
    d. two years
1530: Which vessel in ocean service is not subject to Annex V of MARPOL 73/78?

    a. A 20-foot sailing vessel
    b. A 26-foot tug and tow
    c. An uninspected 35-foot passenger vessel
    d. A Navy Destroyer
1531: You intend to discharge medical or hazardous wastes ashore. MARPOL Annex V requires you to notify a receiving port or terminal in advance. How much advance notice is required?

    a. 12 hours
    b. 24 hours
    c. 48 hours
    d. Advance notification is not required.
1532: You are in a lifeboat when you sight the stars shown. You will be heading due north when you head for Polaris, which is indicated by which letter? (D005SA )

    a. A
    b. E
    c. G
    d. H
1533: Which statement is TRUE?

    a. You need not keep a record of ground garbage dumped into the sea more than 25 miles offshore.
    b. You need not keep a record of garbage incinerated on the ship.
    c. You must keep a record of the approximate weight of the garbage dumped.
    d. You must keep a record of garbage discharged in port to a shore facility.
1534: Which statement is TRUE?

    a. You must keep a record of garbage discharged in port to a shore facility.
    b. You need not keep a record of dumping ground garbage in to the sea more than 25 miles offshore.
    c. You must keep a record of the approximate weight of the garbage dumped.
    d. You need not keep a record of garbage incinerated on the ship.
1535: Limit switches __________.

    a. control the descent rate of a lifeboat
    b. control the ascent rate of a lifeboat
    c. cut off power to the winch when the lifeboat nears the final stowed position
    d. cut off power to the winch when the lifeboat reaches the davit bumpers
1536: Which types of portable fire extinguishers are designed for putting out electrical fires?

    a. Foam and water (stored pressure)
    b. Foam and carbon dioxide
    c. Foam and dry chemical
    d. Dry chemical and carbon dioxide
1537: How should longitude 119°56.3'W be written when preparing an AMVER report?

    a. V19.9
    b. 120°W
    c. 119.9W
    d. 11956W
1538: Your oceangoing vessel is required to have a waste management plan. This plan must be in writing and describe procedures for __________.

    a. collecting and discharging garbage
    b. disposing waste from marine sanitation devices
    c. reducing the amount of shipboard waste
    d. segregating the different types of shipboard waste
1539: The AMVER system requires __________.

    a. sailing plans to be sent before departure
    b. more frequent reports in heavy weather
    c. arrival reports to be sent within 8 hours of arrival
    d. a position report within 24 hours of departure
1540: Which statement concerning the sources of drinking water is FALSE?

    a. Fresh water may be obtained from fish.
    b. Lifeboat covers or canopies should be washed with rain before drinking water is collected.
    c. Fresh water may be collected from condensation inside the liferaft.
    d. Seawater should never be consumed.
1541: Which would be considered pollution under the U.S. water pollution laws?

    a. Garbage
    b. Hazardous substances
    c. Oil
    d. All of the above
1542: The SS AMERICAN MARINER has the following drafts: FWD 09'-10", AFT 15'-08". Upon completion of loading and bunkering the items listed will be on board. Use the white pages of The Stability Data Reference Book to determine the minimum GM required to meet a one compartment standard. ST-0041

    a. 1.91 feet
    b. 2.09 feet
    c. 2.21 feet
    d. 2.48 feet
1543: The ship station license for your radiotelephone is valid for __________.

    a. one year
    b. two years
    c. ten years
    d. the life of the vessel
1543: The ship station license for your radiotelephone is valid for __________.

    a. one year
    b. two years
    c. ten years
    d. the life of the vessel
1544: While operating your oceangoing vessel you must keep a record of any discharge or disposal of garbage. These entries shall be made __________.

    a. before the end of the voyage
    b. before arriving at your next port
    c. no later than 24 hours after disposal of the garbage
    d. at the time the garbage was disposed
1545: Preventer bars are fitted on lifeboat releasing hooks to prevent __________.

    a. the falls from unhooking if the releasing gear is operated accidentally while the boat is being lowered
    b. operation of the release lever until the boat is waterborne
    c. the falls from rehooking after they have been released
    d. accidental unhooking when the falls become slack
1546: What are the most important reasons for using water fog to fight fires?

    a. Smothers burning surfaces, organically destroys fuel
    b. Cools fire and adjacent surfaces, provides protective barrier
    c. Reaches areas not protected by steam or CO2 smothering systems
    d. Allows fire to be attacked from leeward, saturates liquid surfaces
1547: If you must swim through an oil fire, you should NOT __________.

    a. wear as much clothing as possible
    b. enter the water feet first
    c. swim with the wind
    d. cover eyes with one hand when entering the water

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