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.


44: You are using an automatic tension winch by yourself. If you get caught in the turns of the line as they lead into the gypsyhead __________.


62: You are in the process of loading 465,000 barrels of cargo oil. At 1030, on 5 November, you gauge the vessel and find that you have loaded 203,000 barrels. At 1200, you find that you have loaded 219,000 barrels. If you continue loading at the same rate, you will finish at approximately __________.


89: Ullage measurements are taken from the top of the liquid to __________.


194: A vessel spotted at 45° relative can be reported as __________.

    N a. on the starboard beam
    Y b. broad on the starboard bow
    N c. 4 points forward of starboard bow
    N d. 4 points abaft the starboard beam

232: The angle at which the fluke penetrates the soil is called the __________.

    N a. tripping angle
    Y b. fluke angle
    N c. penetration angle
    N d. holding angle

245: The fitting that allows a boom to move freely both vertically and laterally is called the __________.

    N a. swivel
    N b. lizard
    N c. spider band
    Y d. gooseneck

249: Functions aboard a tanker or tank barge such as connecting, disconnecting, and topping off must be supervised by __________.

    N a. any certificated tankerman
    N b. the Master of the vessel
    N c. the officer of the watch
    Y d. the person designated as "person in charge"

282: The owner, agent, Master or person-in-charge of a "T-Boat" involved in a marine casualty causing injury that requires professional medical treatment must __________.

    N a. immediately notify the nearest USCG MSO, MIO, or Group Office
    N b. keep all voyage records and make them available to Coast Guard investigators
    N c. file a written report (CG2692) of the casualty within five days
    Y d. All of the above

327: You are on a multiple product tankship and carrying methyl acrylate, diethanolamine, and triethylamine. Which statement is TRUE?

    N a. Methyl acrylate may be loaded in a tank adjacent to diethanolamine but not triethylamine.
    Y b. The heating coils to the cargo tank loaded with methyl acrylate must be blanked off.
    N c. Valve components made of aluminum, copper, or zinc may not be in contact with the cargoes.
    N d. Each crew member working on deck must have an emergency escape breathing apparatus.

346: A vessel is equipped with a single right-handed screw. With rudder amidships and calm wind, the vessel will most likely back __________.

    N a. straight astern
    Y b. to port
    N c. to starboard
    N d. in no particular direction

400: You are on a containership carrying a tank container that had been filled with sodium hydroxide solution. The container is empty but has not been cleaned. Which, if any, placard is required?

    N a. No placard is required; the tank openings must be sealed
    N b. Empty placard with corrosive placard
    N c. Residue label with the UN number
    Y d. Black and white corrosive placard

462: The safe working load (SWL) of wire rope with a safety factor of 6 is what percent of its strength?

    N a. 10%
    Y b. 17%
    N c. 50%
    N d. 80%

525: To lay out a towing hawser in a fore-and-aft direction so each bight is clear and can run out freely without snagging describes __________.

    N a. flemishing
    Y b. faking
    N c. spooling
    N d. worming, parceling and serving

560: You are loading a cargo that includes cylinders of acetylene aboard your break bulk vessel. Which statement is true?

    Y a. The cylinders must be stowed at least 10 horizontal feet from corrosive materials in the same space.
    N b. Stowage in the upper deck-deck is considered to be the equivalent of "on deck" stowage for this cargo.
    N c. The cylinders must have a red label for flammability and a green label for compressed gas.
    N d. The cylinders may be protected from the radiant heat of the Sun by laying a tarp on them.

561: Which space cannot be deducted from gross tonnage when calculating net tonnage?

    N a. Crew messroom
    Y b. Forepeak ballast tank
    N c. Master's cabin
    N d. Chain locker

938: The deck load capacity of a compartment into which you intend to load a cargo of soft brick is 380 lbs. per sq. ft. The stowage factor of the brick is 21.3. Disregarding broken stowage, what is the maximum height the brick may be stacked without endangering the structure?

    N a. 1.7 feet
    Y b. 3.6 feet
    N c. 5.0 feet
    N d. 7.1 feet

945: After having been pulled aloft in a bosun's chair on a mast, you must now make yourself fast in the chair prior to painting the mast. You should first __________.

    N a. have the sailor on deck make the hauling part fast to a cleat on the mast
    N b. make the tail of the line leading from the becket bend fast to a padeye on the mast
    Y c. seize the hauling part and the standing part firmly in one hand to support your weight
    N d. frap yourself to the mast to take the strain off the hauling part

999: You are loading 530,000 barrels of cargo oil. At 0945 on 13 April, you find that you have loaded 202,000 barrels. At 1130, you find that you have loaded 223,000 barrels. If you continue at the same rate, you will finish at __________.

    N a. 1322, 13 April
    N b. 1920, 13 April
    N c. 1120, 14 April
    Y d. 1305, 14 April

1033: Each crewmember has an assigned firefighting station. This assignment is shown on the __________.

    N a. fire fighting plan
    N b. shipping articles
    N c. Certificate of Inspection
    Y d. muster list

1050: The "margin plate" is the __________.

    Y a. outboard strake of plating on each side of an inner bottom
    N b. outer strake of plating on each side of the main deck of a vessel
    N c. plate which sits atop the center vertical keel
    N d. uppermost continuous strake of plating on the shell of a vessel

1054: Which mooring line has the least elasticity?

    Y a. Dacron
    N b. Nylon
    N c. Esterlene
    N d. Polypropylene

1088: As Master or person in charge, you must notify the U.S. Coast Guard if an injury leaves a crewman unfit to perform routine duties for more than __________.

    N a. 24 hours
    N b. 48 hours
    N c. 72 hours
    Y d. Any amount of time

1123: On a transpacific voyage, you receive a message from your vessel's operators saying that your vessel has been consigned to Naval Control of Shipping. Further information is contained in __________.

    N a. the Light List
    N b. the Coast Pilot
    N c. the International Code of Signals (PUB 102)
    Y d. Radio Aids to Navigation (PUB 117)

1285: Which information MUST be entered on the muster list?

    N a. Names of all crew members
    N b. Use and application of special equipment
    N c. Listing of approved emergency equipment
    Y d. Duties and station of each person during emergencies

1491: While underway, part of your cargo is damaged by fire. In marine insurance terms this partial loss is called __________.

    N a. absolute total loss
    N b. constructive total loss
    N c. general average
    Y d. particular average

1666: While anchoring your vessel, the best time to let go the anchor is when the vessel is __________.

    N a. dead in the water
    Y b. moving slowly astern over the ground
    N c. moving fast ahead over the ground
    N d. moving fast astern over the ground

1668: Your ship is steaming at night with the gyro-pilot engaged. You notice that the vessel's course is slowly changing to the right. Which action should you take FIRST?

    N a. Notify the engine room of the steering malfunction.
    Y b. Change to hand steering.
    N c. Call the Master.
    N d. Send the Quartermaster to the emergency steering station.

1720: Your vessel is to dock bow first at a pier. Which line will be the most useful when maneuvering the vessel alongside the pier?

    Y a. Bow spring line
    N b. Bow breast line
    N c. Stern breast line
    N d. Inshore head line

1748: An Official Logbook is required on which vessel?

    N a. A 150-G.T. tug going from Boston to New Orleans.
    Y b. A 100-G.T. tug going from New York to San Pedro, California.
    N c. A 50-G.T. tug going from Miami to Seattle.
    N d. A 199-G.T. tug on a coastwise trip of 650 miles.

1843: The sheave diameter to be used with a 3-inch manila rope is __________.

    N a. 3 inches
    Y b. 6 inches
    N c. 9 inches
    N d. 12 inches

1859: You are attempting to take a dead ship in tow. All lines have been passed and secured. How should you get underway?

    N a. Order minimum turns until the towing hawser is just clear of the water, then reduce speed to that necessary to keep the line clear of the water.
    N b. If the towline is properly adjusted and weighted you can order slow or dead slow and the towline will act as a spring to absorb the initial shock.
    N c. Order minimum turns until the towing hawser is taut and then continue at that speed until towing speed is attained.
    Y d. Order minimum turns until the catenary almost breaks the water, then stop. Order more turns as the hawser slackens but keep the catenary in the water.

1874: The label required for magnesium scrap is __________.

    N a. oxidizer
    N b. yellow
    N c. corrosive
    Y d. None of the above

1962: The maximum draft to which a vessel can legally be submerged is indicated by the __________.

    Y a. load line mark
    N b. Certificate of Inspection
    N c. Muster List ("Station Bill")
    N d. tonnage mark

2041: Which tackle arrangement has the LEAST mechanical advantage?

    Y a. Single whip
    N b. Gun tackle
    N c. Luff tackle
    N d. Twofold purchase

2098: Snow has obliterated surface features and the sky is covered with uniform, altostratus clouds. There are no shadows and the horizon has disappeared. What is this condition called?

    N a. Ice blink
    Y b. Whiteout
    N c. Water sky
    N d. Aurora reflection

2206: You are using tackle number 6 in illustration DO29DG to lift a weight of 300 lbs. If you include 10 percent of the weight for each sheave for friction, what is the pull on the hauling part required to lift the weight? (DO29DG )

    Y a. 80 lbs.
    N b. 69 lbs.
    N c. 55 lbs.
    N d. 50 lbs.

2274: In a national emergency, when communicating via the Navy, messages are sent by precedence. A message designated PRIORITY will be delivered within __________.

    N a. 3 hours to start of business the following day
    N b. 30 minutes to 1 hour
    Y c. 1 to 6 hours
    N d. 10 minutes if possible

2276: You have determined the maneuvering characteristics of your vessel by taking radar ranges and bearings of an isolated light while making a turn. The results are as shown. Based on this data what is the advance for a turn of 60°? (D035DG )

    Y a. 665 yards
    N b. 710 yards
    N c. 745 yards
    N d. 780 yards

2285: While writing in the logbook at the end of your watch, you make an error in writing an entry. What is the proper way of correcting this error?

    N a. Remove this page of the log book and rewrite all entries on a clean page.
    N b. Carefully and neatly erase the entry and rewrite it correctly.
    N c. Blot out the error completely and rewrite the entry correctly.
    Y d. Cross out the error with a single line, write the correct entry, and initial it.

2348: You are on a multiple-product chemical tanker and will carry cargoes of allyl alcohol, benzene, and propanolamine. Which of the following is true?

    N a. All of these cargoes are mutually compatible.
    N b. Benzene may not be carried in a tank adjacent to either of the other two cargoes.
    Y c. Allyl alcohol is incompatible with propanolamine but both are compatible with benzene.
    N d. Propanolamine is compatible with allyl alcohol but must be segregated from benzene.

2375: You are on a multiple-product chemical tanker and will carry cargoes of ethanolamine, methyl acrylate, and glycerine. Which statement is true?

    N a. All of these cargoes are mutually incompatible.
    N b. Glycerine may be stowed adjacent to methyl acrylate but must be segregated from ethanolamine.
    N c. Methyl acrylate and ethanolamine are compatible but both must be segregated from glycerine.
    Y d. Glycerine is compatible with both of the other cargoes.

2612: When using the anchor to steady the bow while approaching a dock you must be aware of the fact that __________.

    N a. the vessel will tend to take a large sheer towards the side where the anchor is down
    N b. steering control is ineffective in trying to turn to the side opposite to that of the anchor being used
    N c. the anchor cable must never lead under the hull
    Y d. using an offshore anchor decreases the chances of the anchor holding

2688: What would have the greatest affect on a vessel's longitudinal strength?

    N a. Collision damage to the bow, forward of the collision bulkhead
    Y b. Grounding damage to the bilge strake, just aft of midships
    N c. Extensive corrosion to the centerline deck plating
    N d. Damage to the side shell, midway between the bilge and the stringer plate

2702: How long is the standard container used to measure equivalent units?

    N a. 10 feet (3 meters)
    Y b. 20 feet (6 meters)
    N c. 35 feet (11 meters)
    N d. 40 feet (12 meters)

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

2729: The load line markings shown are inscribed on the vessel's __________. (D031DG )

    N a. port side
    N b. starboard side
    Y c. port and starboard sides
    N d. stern

2906: You are planning to anchor in an area where several anchors have been lost due to fouling. As a precaution, you should __________.

    N a. anchor using both anchors
    N b. anchor with scope of 8 or more to 1
    N c. use a stern anchor
    Y d. fit a crown strap and work wire to the anchor

2924: You are on a large vessel fitted with a right-handed controllable-pitch propeller set at maximum forward pitch. Which statement about reversing is TRUE?

    N a. When the pitch is reversed, the stern will slew to port even with headway.
    N b. The vessel will respond to the rudder until sternway is developed, then the stern will slew to starboard.
    Y c. There will probably be a loss of steering control.
    N d. The vessel will have full rudder control throughout the speed change from ahead to astern.

3024: How should you signal the crane operator to dog everything?

    N a. Place both fists in front of your body with thumbs pointing toward each other.
    Y b. Clasp hands in front of your body.
    N c. Extend arm with the palm down and hold this position rigidly.
    N d. Extend arm with the thumb pointing up, and flex the fingers in and out.

3076: The part of the anchor indicated by the letter K is the __________. (D038DG )

    N a. crown
    Y b. ring
    N c. shank
    N d. bending shot

3111: While the Pilot is maneuvering the vessel to a dock, what is the PRIMARY responsibility of the watch officer?

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

3589: A vessel has been surveyed in a foreign port and found unseaworthy as a result of neglect. A seaman on this vessel is entitled to discharge and __________.

    N a. transportation to the port of engagement
    N b. one month's pay only
    N c. one month's pay or transportation to the nearest U.S. port, whichever is the least amount
    Y d. one month's pay or transportation to the nearest U.S. port, whichever is the greater amount

4063: The knot at the end of the heaving line used to pass the towing hawser is called a __________.

    Y a. monkey's fist
    N b. ball or baseball knot
    N c. heaving knot
    N d. three strand Turk's head

4096: Yawing is angular motion of the vessel about what axis?

    N a. Longitudinal
    N b. Transverse
    Y c. Vertical
    N d. Centerline

4127: Which lashing device(s) would be used in securing heavy vehicles aboard Ro-Ro vessels?

    N a. Buckle or ratchet tensioner
    N b. Webbing
    Y c. Chain
    N d. All of the above

4147: Which tensioning device is used with wire rope lashing to secure vehicles aboard Ro-Ro vessels?

    N a. Chain lever.
    Y b. Adjust-a-matic tensioner
    N c. Buckle tensioner
    N d. Ratchet tensioner

4224: What does item "K" refer to in this illustration of a 30-ton pedestal crane? (D045DG )

    N a. Manual slewing cables
    Y b. Rider block taglines
    N c. Jib luffing cables
    N d. Cargo snaking cables

4231: The 30 ton capacity pedestal cranes shown in the illustration can lift a maximum weight of how many tons in the single mode? (D047DG )

    N a. 15 tons
    Y b. 30 tons
    N c. 60 tons
    N d. 120 tons

4273: During which condition should the operator of a pedestal crane shutdown operations?

    N a. Bunkering
    Y b. High winds
    N c. Potable water spill on deck
    N d. More than 3° list

4278: Which wire rope purchase(s) is/are optional with a 30-Ton pedestal crane?

    N a. Hoist
    N b. Luff
    Y c. Rider block
    N d. All of the above