USCG General Deck: Master's License

This is an interactive test. Read each question and select the proper answer by clicking on the appropriate answer. If a "Y" appears, your choice is correct. If a "N" appears, more study may be in order.


20: You are carrying triethylamine, methyl methacrylate and isoprene in your multiple-product tankship. Which of the following statements is true?


36: The distance that a vessel travels from the time that the order to put engines full astern until the vessel is dead in the water is known as __________.


38: A cargo that has a stowage factor over 40 is known as a __________.


139: A "barrel" is a unit of liquid measure equivalent to __________.

    N a. 40 U.S. gallons at 50°F
    Y b. 42 U.S. gallons at 60°F
    N c. 43 U.S. gallons at 65°F
    N d. 45 U.S. gallons at 75°F

212: Your vessel is port side to a pier with a spring line led aft from the bow. In calm weather, putting the engines ahead with the rudder hard left should bring __________.

    Y a. the bow in and the stern out
    N b. both the bow and stern in
    N c. the bow out and the stern in
    N d. both the bow and stern out

319: Static electricity may be built up by the __________.

    N a. flow of petroleum through pipes
    N b. spraying or splashing of petroleum
    N c. settling of solids or water in petroleum
    Y d. All of the above

341: The Certificate of Freeboard is the __________.

    Y a. Load Line Certificate
    N b. Certificate of Inspection
    N c. Admeasurer's Certificate
    N d. Forecastle Card

349: The periodic weight testing of a vessel's cargo booms may be performed by the __________.

    N a. U.S. Coast Guard
    Y b. American Bureau of Shipping
    N c. National Cargo Bureau
    N d. Society of Naval Architects and Marine Engineers

386: You are maneuvering a vessel with a right-hand propeller. The rudder is amidships. The vessel will generally back __________.

    Y a. to port
    N b. to starboard
    N c. in a straight line directly astern
    N d. downstream, the stern going in the direction of the current

396: A vessel is equipped with twin propellers, both turning outboard with the engines half ahead. If there is no wind or current and the rudders are amidships, what will happen?

    N a. The bow will swing to starboard.
    N b. The bow will swing to port.
    N c. The vessel will steer a zigzag course.
    Y d. The vessel will steer a fairly straight course.

418: On a vessel proceeding from a very cold to a warm climate with a cargo of a nonhygroscopic nature in the holds, which is TRUE?

    N a. Danger of heavy ship sweat exists; constant and vigorous ventilation is required.
    Y b. There is danger of heavy cargo sweat if outside air is introduced by ventilation.
    N c. There is little danger of ship's sweat, slight possibility of cargo sweat; moderate ventilation is needed.
    N d. The possibility of any sweat problem, either cargo or ship, is remote.

440: If a Master must jettison a container loaded with hazardous material, he must, as soon as possible, notify the __________.

    N a. National Cargo Bureau
    N b. Environmental Protection Agency
    N c. National Hazardous Chemical Response Center
    Y d. nearest Captain of the Port

464: The static bollard pull of a tug is measured in tons and consists of the brake horsepower of the tug's engine divided by 100 and multiplied by a factor of __________.

    N a. 0.5
    Y b. 1.3
    N c. 3
    N d. 10

480: What is NOT a requirement for the preparation of used, gasoline-propelled cars if they are to be carried as ordinary cargo and not as hazardous cargo?

    N a. The engine must be run until it dies from lack of fuel.
    Y b. The fuel tank must be inerted with CO2.
    N c. The ignition key may not be in the ignition.
    N d. The vehicle must be inspected for fuel leaks.

499: Your tank vessel is loaded down to her marks, and you find that she has too much trim by the stern. To adjust the trim, you may __________.

    N a. add ballast forward
    N b. load more cargo forward
    Y c. shift bunkers forward
    N d. All of the above

504: Anchors are prevented from running out when secured by the __________.

    N a. brake
    N b. devil's claw
    N c. pawls
    Y d. All of the above

563: While the Pilot is maneuvering the vessel to a dock, what is the PRIMARY responsibility of the watch officer?

    N a. Supervise the signaling and flag etiquette.
    N b. Record the bells and their times in the bell book.
    Y c. Insure that helm and throttle orders given by the Pilot are correctly executed.
    N d. Judge the appropriateness of the Pilot's orders and countermand them if necessary.

589: The terminal indicates to you that they are going to use a booster pump to assist the discharging operation. You start the discharge and in a few minutes the pressure drops sharply. This could be a result of the __________.

    Y a. booster pump coming on the line and discharging properly
    N b. booster pump failing to start
    N c. ship's pump speeding up
    N d. booster pump being lined up in the wrong direction

592: When a helmsman receives the command "Right 15 degrees rudder," the helmsman's immediate reply should be __________.

    Y a. "Right 15 degrees rudder"
    N b. "Aye Aye Sir"
    N c. "Rudder is right 15 degrees"
    N d. No reply is necessary, just carry out the order.

614: A fid is a __________.

    N a. mallet used when splicing wire rope
    N b. sharp pointed crow bar used to unlay wire rope
    N c. tapered steel pin used to separate wire rope
    Y d. tapered wooden pin used when splicing heavy rope

738: How many board feet of dunnage are there in a draft 3 feet wide, 1-1/2 feet high, and 14 feet long?

    N a. 526
    Y b. 756
    N c. 876
    N d. 906

850: Panting frames are located in the __________.

    N a. after double bottoms
    N b. centerline tanks on tankships
    Y c. fore and after peaks
    N d. forward double bottoms

883: The size and material used for towline(s) must meet all of the following requirements, EXCEPT ____________ .

    N a. be appropriate to the vessel's horsepower or bollard pull
    N b. be strong enough to handle any static or dynamic loads expected during its service life
    Y c. fit any spare wire clips carried on board the vessel for repair purposes
    N d. be suitable for exposure to the marine environment

919: A deepwell pump is a type of __________.

    N a. screw pump
    Y b. centrifugal pump
    N c. eductor
    N d. gear pump

929: All of the following steps are taken in starting a centrifugal pump, EXCEPT to __________.

    Y a. set the relief valve
    N b. check the lubrication system
    N c. vent the pump casing
    N d. open the pump suction and discharge valves

1236: You are docking a ship with a single-screw tug assisting on your starboard bow. How should the tug be tied up if you are anticipating that she will have to hold your bow off while you stem the current?

    N a. One head line would be sufficient.
    N b. The tug would need at least two head lines.
    N c. The tug should put a spring line up, leading astern on the ship.
    Y d. The tug should put a stern line up, leading ahead on the ship.

1237: You are a watchstanding mate and have come to the bridge to relieve the watch. After reviewing the chart and having been briefed by the off-going mate, you are now ready to effect the relief. The watch is officially transferred to you after __________.

    N a. you state the vessel's charted position, present course and port of destination
    N b. the mate being relieved tells you the vessel's course and speed and states that you have the watch
    Y c. you say, "I relieve you" and you state the course per gyro and magnetic compasses
    N d. the mate being relieved says, "You have the conn" and you state the ship's course

1304: A nylon line is rated at 12,000 lbs. breaking strain. Using a safety factor of 5, what is the safe working load (SWL)?

    N a. 2,000 lbs.
    Y b. 2,400 lbs.
    N c. 12,000 lbs.
    N d. 60,000 lbs.

1627: A claim for cargo damages may be held against the shipowner if such damage is the result of failure of the ship's officers to __________.

    Y a. ensure the fitness and safety of cargo spaces
    N b. ensure adequate packaging of the cargo
    N c. prevent delays due to quarantine restrictions
    N d. correct all defects in the ship's construction

1671: The number of certificated able seamen and lifeboatmen required on a vessel is determined by the __________.

    N a. International Maritime Organization
    N b. Corps of Engineers
    Y c. Coast Guard
    N d. American Bureau of Shipping

1671: The number of certificated able seamen and lifeboatmen required on a vessel is determined by the __________.

    N a. International Maritime Organization
    N b. Corps of Engineers
    Y c. Coast Guard
    N d. American Bureau of Shipping

1737: When evacuating a seaman by helicopter lift, which course should the ship take?

    N a. Downwind so that the apparent wind is close to nil.
    Y b. A course that will keep a free flow of air, clear of smoke, over the hoist area.
    N c. A course that will have the hoist area in the lee of the superstructure.
    N d. With the wind dead ahead because the helicopter is more maneuverable when going into the wind.

1767: What is the name of the mark indicated by the letter E? (DO03DG )

    N a. Fresh water line
    N b. Winter water line
    N c. Tropical water line
    Y d. Summer water line

1854: The structural member indicated by the letter F is known as a(n) __________. (D033DG )

    N a. erection
    Y b. pillar
    N c. girder
    N d. deck support

2077: While assigned to a 150 GRT vessel, you are required to sign "foreign" articles on a voyage from New Orleans to which port?

    N a. Houston, Texas
    N b. Veracruz, Mexico
    N c. Kingston, Jamaica
    Y d. Cristobal Colon, Panama

2179: A design modification of an anchor chain which prevents kinking is the __________.

    N a. detachable link
    Y b. stud link
    N c. Kenter link
    N d. connecting link

2180: The weight of the container and its contents is supported on deck by what part(s)?

    Y a. Four lower corner castings
    N b. Bottom, side, and end rails
    N c. Bottom flooring, side, and end rails
    N d. Bottom flooring only

2258: The knot lettered L in illustration DO30DG is a __________. (DO30DG )

    N a. square knot
    Y b. double blackwall hitch
    N c. fisherman's bend
    N d. timber hitch

2606: You are approaching the pilot station with the wind fine on the starboard bow and making about 3 knots. You can help to calm the seas by taking what action just before the pilot boat comes along on the port side?

    N a. Backing full
    N b. Stopping the engines
    N c. Giving right full rudder
    Y d. A short burst of ahead full with left full rudder

2636: When riveted joints occur at the ends of plating they are called __________.

    N a. trailers
    N b. terminals
    N c. seams
    Y d. butts

2672: The term "scantlings" refers to the __________.

    N a. draft of a vessel
    Y b. measurements of structural members
    N c. requirements for ship's gear
    N d. placement of a vessel's load line

2699: The thickness of a 30.6 pound plate is __________.

    N a. 3/8"
    N b. 1/2"
    Y c. 3/4"
    N d. 1"

2709: A vessel which is being assisted by an icebreaker should indicate that she is ready to cast off the towline by __________.

    Y a. displaying code letter "Y" (Yankee)
    N b. sounding five short blasts on his whistle
    N c. displaying code numeral "5"
    N d. sounding one prolonged blast on his whistle

2888: The Coordinator Surface Search in a SAR situation should display by day __________.

    Y a. the code flags FR
    N b. a black ball over a black diamond shape
    N c. code flag Quebec over a black ball
    N d. two black diamond shapes in a vertical line

2979: Which statement about shipping coal is TRUE?

    N a. Anthracite will generate more methane than bituminous coal.
    N b. Coal should not be shipped while wet.
    Y c. Coal should be surface ventilated to remove methane gas.
    N d. The methane gas generated by coal will react with moisture on the ship's structure and accelerate corrosion.

3031: Before a Master relieves a Pilot of the conn, the __________.

    N a. vessel must be in extremis
    N b. Master must request the Pilot to take corrective action
    N c. Master should release the Pilot from all liability
    Y d. Master should foresee any danger to the vessel on the present course

3072: A Great Lakes bulk ore vessel would use an "Iron Deckhand" to assist in __________.

    N a. unloading bulk cargo
    N b. steering the vessel
    N c. making the vessel fast to a dock
    Y d. removing hatch covers

3100: A holder of a license as Master of towing vessels may work each 24 hours for a period not to exceed __________.

    N a. 6 hours
    Y b. 12 hours
    N c. 18 hours
    N d. 24 hours

3141: What is NOT a securing system used on a containership?

    N a. Lashing system
    Y b. Stacking system
    N c. Locking system
    N d. Buttress system

3148: The part of the anchor indicated by the letter H is the __________. (D038DG )

    N a. fluke
    N b. shank
    N c. tripping palm
    Y d. crown

3164: How should you signal the crane operator to lower the boom and raise the load?

    N a. Extend arm and point finger in the direction to move the boom.
    Y b. Extend arm with thumb pointing downward and flex fingers in and out.
    N c. With forearm vertical and forefinger pointing up, move hand in small horizontal circles.
    N d. With arm extended downwards and forefinger pointing down, move hand in small horizontal circles.

3326: The signal man assisting the crane operator uses one hand to give any motion signal and places the other hand motionless in front of the hand giving the motion signal. This is the signal to __________.

    Y a. move slowly
    N b. increase speed
    N c. proceed with caution
    N d. stop

3430: What is NOT considered "jewelry"?

    N a. Steamboat ratchets
    N b. Manila lines
    Y c. Buttons
    N d. Shackles

3454: For any given pedestal crane, when the boom is lengthened, the lifting capacity is __________.

    N a. unchanged
    N b. increased
    N c. eliminated
    Y d. decreased

3686: If the towline parts, you should __________.

    N a. start pushing ahead
    N b. abandon the towing vessel
    Y c. retrieve the tow bridle
    N d. relieve strain on the retrieving line

4088: With a given load on the cargo hook, the thrust on a cargo boom __________.

    Y a. increases as the angle to the horizontal increases
    N b. increases as the angle to the horizontal decreases
    N c. is greatest at an angle of 45° and decreases as the boom is raised or lowered
    N d. is least at an angle of 45° and increases as the boom is raised or lowered

4177: Which of the following actions are stated in the correct order prior to loading or discharging cargo on a Ro-Ro vessel?

    N a. Turn on ventilation for cargo holds, lower the stern ramp, raise/open the stern door
    N b. Turn on ventilation for cargo holds, raise/open the stern door, lower the stern ramp
    Y c. Lower the stern ramp, raise/open the stern door, turn on ventilation for cargo holds
    N d. Raise/open the stern door, lower the stern ramp, turn on ventilation for cargo holds

4207: Which piece of equipment is required to "twin-up" 30-ton pedestal cranes aboard a crane vessel?

    N a. Portable power swivel
    N b. 20-foot container spreader
    N c. 40-foot container spreader
    Y d. None of the above

4210: Pedestal cranes have limit switches to restrict the movement of which function?

    N a. Luff rate limits
    Y b. Slew travel limits
    N c. Swivel power limits
    N d. Slew rate limits

4271: Which immediate action should the operator of a pedestal crane take if crane control is lost?

    N a. Sound the general alarm.
    Y b. Return the control levers to the neutral positions.
    N c. Notify port security.
    N d. Hold the control levers all the way down.