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.


25: The turning circle of a vessel making a turn over 360 degrees is the path followed by the __________.


41: Considering the manning requirements for U.S. vessels (100 gross tons and above), your cargo vessel has a deck crew of 20 men, exclusive of the officers. How many of these men do the manning regulations require to be Able Seamen?


198: Battens are fitted in cargo holds across the frames of the vessel from the turn of the bilge upward. The purpose of these cargo battens is __________.


224: The term "Shift the Rudder" means __________.

    N a. put the rudder amidships
    N b. use right or left rudder
    N c. check, but do not stop the vessel from swinging
    Y d. change from right to left or left or right

244: "Hard right rudder" means __________.

    Y a. put the rudder over to the right all the way
    N b. jam the rudder against the stops
    N c. meet a swing to the right, then return to amidships
    N d. put the rudder over quickly to 15° right rudder

256: When fruit is carried as refrigerated cargo, the most frequent cause of its being infected at the discharge port is __________.

    N a. leaks in the ship's refrigeration system
    Y b. improper cleaning of the cargo spaces
    N c. carriage at the wrong temperature
    N d. improper precooling of the cargo spaces

321: Which is a TRUE statement concerning the examining of cargo equipment at the time of a vessels Inspection for Certification.

    N a. Cargo booms must be weight tested at this time by the U.S. Coast Guard.
    N b. Cargo booms must be weight tested at this time by the American Bureau of Shipping.
    N c. Cargo booms must be weight tested at this time by the National Cargo Bureau.
    Y d. No test at this time is required.

395: The vertical motion of a floating vessel in which the entire hull is lifted by the force of the sea is known as __________.

    N a. surge
    N b. sway
    Y c. heave
    N d. pitch

527: What equipment is NOT used to protect a towing hawser?

    N a. Hawser boards and chafing gear
    Y b. Halyards and snaphooks
    N c. Seizing wire, rope yarn and marline
    N d. Norman pins and tow spans

618: When considering a vessel's stability, which spaces in a general cargo vessel are the best locations for the carriage of bulk grain?

    Y a. Deep tanks
    N b. Lower holds
    N c. Lower holds at the ends of the vessel
    N d. 'Tween-decks

682: The mooring line labeled "H" is called a(n) __________. (DO44DG )

    N a. forward breast line
    Y b. offshore bow line
    N c. offshore spring line
    N d. onshore bow line

692: The tow makeup that is designed to keep the catenary of the tow hawser to a minimum is called the __________.

    Y a. Christmas tree tow
    N b. tandem tow
    N c. British tow
    N d. tandem tug tow

698: Which agency issues a certificate of loading that is evidence that the rules and regulations concerning bulk grain cargoes have been observed?

    N a. American Bureau of Shipping
    N b. Department of Agriculture
    Y c. National Cargo Bureau
    N d. Public Health Service

700: A tug is approaching a broken down steamer in moderately heavy weather preparing to take it in tow. In most cases the __________.

    N a. steamer will drift stern downwind
    N b. tug will drift faster than the steamer
    N c. tug should approach stern to
    Y d. tug should approach from downwind

822: You are on watch at sea at night and a fire breaks out in #3 hold. What should be done IMMEDIATELY?

    Y a. Shut down the cargo hold ventilation.
    N b. Proceed to the space and determine the extent of the fire.
    N c. Flood the space with C02 from the fixed fire fighting system.
    N d. Cool the deck to contain the fire.

858: The lower hold of your vessel has a bale capacity of 60,000 cubic feet. How many tons of cotton in bales having a stowage factor of 85 can be stowed in the lower hold, assuming a broken stowage factor of 20%?

    N a. 141
    Y b. 565
    N c. 706
    N d. 847

904: In order to help protect a natural fiber rope from rotting, the line must be __________.

    Y a. dried, and stowed in a place with adequate ventilation
    N b. stowed in a hot, moist compartment
    N c. stowed on deck at all times
    N d. stowed in any compartment

962: You are the person in charge of a 199-GT uninspected towing vessel engaged in towing from New York to Mexico and then returning, a distance in excess of 600 miles. Which statement is FALSE?

    Y a. The crew members are required to sign articles.
    N b. All deck crew members are to have a Merchant Mariner's Document.
    N c. Able seamen are required in the deck crew.
    N d. The sailors shall be divided into three watches.

1193: The main advantage of a Chinese stopper over the one line stopper is that it __________.

    Y a. will not jam on the mooring line
    N b. is stronger
    N c. is easier to use when under heavy tension
    N d. is safer to use when under heavy tension

1202: Under the Carriage of Goods by Sea Act of 1936, a vessel will be liable for damage to cargo when the damage arises from __________.

    N a. an act of war
    Y b. lack of ventilation in transit
    N c. perils of the sea
    N d. an error in navigation

1340: The usual depth of a beam bracket is __________.

    Y a. 2 1/2 times the depth of the beam
    N b. 5 times the depth of the beam
    N c. 10 times the depth of the beam
    N d. same depth as the beam

1355: Ice concentration is measured in OKTAs. What percentage of the sea surface is ice-covered with 6 OKTAs concentration?

    N a. 6%
    N b. 50%
    N c. 60%
    Y d. 75%

1400: The half-breadth plan is __________.

    N a. an endwise view of the ship's molded form
    N b. a plan with the forebody to right of centerline and afterbody to the left of centerline
    N c. a longitudinal side elevation
    Y d. usually drawn for the port side only

1527: A 30,000 DWT tankship is required to have an IOPP certificate when __________.

    N a. engaged in the coastwise trade
    N b. going foreign
    Y c. calling at ports in another country signatory to MARPOL 73/78
    N d. carrying cargoes listed in the MARPOL regulations

1549: On your vessel, a wire rope for the cargo gear shows signs of excessive wear and must be replaced. In ordering a new wire for this 10-ton boom, what safety factor should you use?

    N a. Three
    Y b. Five
    N c. Six
    N d. Seven

1568: A tackle is "two blocked" when the blocks are __________.

    N a. equally sharing the load
    Y b. jammed together
    N c. as far apart as possible
    N d. rove to the highest mechanical advantage

1689: The mooring line shown as "C" is called a __________. (DO44DG )

    N a. stern line
    N b. spring line
    N c. shore line
    Y d. breast line

1715: Which statement concerning a 298 GRT inspected tug engaged in towing from Seattle, WA, to Alaska is TRUE?

    Y a. Each crew member must be issued a certificate of discharge at the time of discharge.
    N b. No able seamen are required.
    N c. Crew must be signed on before a Shipping Commissioner.
    N d. A licensed Master of Towing Vessels may serve as Master.

1800: The figure obtained by dividing the total volume of the ship in cubic feet (after omission of exempted spaces) by 100 is the __________.

    N a. bale cubic
    Y b. gross tonnage
    N c. light displacement
    N d. net tonnage

1811: You are towing a large barge on a hawser. Your main engine suddenly fails. What is the greatest danger?

    N a. The tug and the tow will go aground.
    N b. The tow will endanger other traffic.
    Y c. The tow will overrun tug.
    N d. The tow will block the channel.

1828: Your vessel is broken down and rolling in heavy seas. You can reduce the danger of capsizing by __________.

    N a. constantly shifting the rudder
    N b. moving all passengers to one side of the boat
    Y c. rigging a sea anchor
    N d. moving all passengers to the stern

1862: How much force would be required to lift a weight of 200 lbs. using a gun tackle rigged to disadvantage (do not consider friction)?

    N a. 50 lbs.
    Y b. 100 lbs.
    N c. 150 lbs.
    N d. 200 lbs.

1870: The knot lettered S is a __________. (DO30DG )

    N a. bowline
    Y b. blackwall hitch
    N c. half hitch
    N d. hook hitch

1957: The strake of shell plating indicated by letter H is known as the __________. (D033DG )

    N a. sheer strake
    N b. outboard keel plate
    Y c. garboard strake
    N d. bilge strake

1982: You are using tackle number 8 to lift a weight of 100 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 )

    N a. 120 lbs.
    N b. 55 lbs.
    Y c. 40 lbs.
    N d. 37 lbs.

1982: You are using tackle number 8 to lift a weight of 100 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 )

    N a. 120 lbs.
    N b. 55 lbs.
    Y c. 40 lbs.
    N d. 37 lbs.

2087: A vessel has a deadweight carrying capacity of 10,500 tons. Fuel, water, and stores require 1500 tons. The cubic capacity is 500,000 cubic feet. Which cargo will put her full and down?

    N a. Slabs of zinc, SF 7.1
    Y b. Rolls of barbed wire, SF 55.5
    N c. Barrels of tallow, SF 66.8
    N d. Bundles of rubber, SF 140.2

2201: When referring to dry bulk cargoes, the term "flow state" __________.

    N a. designates the state of a commodity when the ship is heeled past the angle of repose
    N b. relates to the suitability of loading a cargo by flowing down inclined chutes
    Y c. refers to the saturation of a dry bulk product with water to the point where it acts as a liquid
    N d. relates to the minimum granule size of a particular product where it will flow like a liquid at an angle of 30°

2225: Which knot should be used to secure a line to a spar when the pull is perpendicular to the spar? (DO30DG )

    N a. E
    Y b. F
    N c. N
    N d. P

2292: The biggest problem encountered when towing bridle legs are too short is __________.

    N a. retrieval
    N b. adjusting tension
    Y c. excessive strain
    N d. hookup to main towline

2351: What is the area of a circle with a diameter of 12 feet after a sector of 86° has been removed?

    N a. 108.57 square ft.
    Y b. 86.08 square ft.
    N c. 28.65 square ft.
    N d. 27.14 square ft.

2504: A seaman may have all or part of his wages deposited by allotment to a bank or savings institution. Which of the following is NOT a requirement for this type of allotment?

    Y a. The account must be either a checking or savings account.
    N b. The institution must be insured by the FSLIC or FDIC.
    N c. The account must be opened by the seaman and maintained in the seaman's name.
    N d. All of the above are requirements.

2524: Which entry on a dangerous cargo manifest concerning the classification of a cargo is NOT correct?

    N a. Class 8
    Y b. Division 3.1
    N c. Division 2.3
    N d. All of the above are incorrect

2542: When loading containers into the cell guides in the hold of a container ship, which statement is TRUE?

    Y a. No further securing is usually required.
    N b. Containers must have vertical lashings if they do not have twist lock securing.
    N c. All containers must have vertical and horizontal lashings.
    N d. The container must be locked into the cell guide.

2572: A tug would NOT assist a ship to steer if the tug is made up to the large vessel __________.

    N a. by a tow line ahead of the vessel
    N b. forward on either bow of the vessel
    Y c. approximately amidships of the vessel
    N d. on the vessel's quarter

2690: When must the Master of a vessel log the position of load line marks in relation to the surface of the water in the Official Logbook?

    N a. Once a day
    N b. At the change of every watch
    N c. Only when in fresh or brackish water
    Y d. Prior to getting underway

2919: Which statement about general average is TRUE?

    N a. Damage to a ship must have been incurred while the ship and/or its machinery was being used for its intended purpose.
    Y b. Property must have been sacrificed or an expenditure of money incurred.
    N c. The loss or damage to deck cargo due to heavy weather constitutes general average.
    N d. Of the ship, the freight, and the cargo interests, only one need be involved.

2954: An intermediate spring is __________.

    N a. fitted in each leg of the towing bridle
    Y b. generally located between the "fishplate" and the main towing hawser
    N c. secured at the "H" bitts
    N d. usually made of manila hawser

3017: Which situation requires you to furnish a notice of marine casualty to the Coast Guard?

    N a. Storm damage to the cargo winch motors requires repairs costing $19,000.
    Y b. Your vessel is at anchor and grounds at low tide with no apparent damage.
    N c. You collide with a buoy and drag it off station with no apparent damage to the vessel or the buoy.
    N d. A seaman slips on ice on deck and sprains his ankle, requiring an ace bandage.

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

3048: The proximity of pack ice may be indicated by __________.

    N a. changes in seawater salinity
    Y b. glare on clouds on the horizon
    N c. changes in air temperature
    N d. icebergs

3092: Item A is the __________. (D024DG )

    Y a. lashing
    N b. drag wire
    N c. scissor wire
    N d. tandem wire

3360: On a light tow, what could you substitute for a fishplate?

    Y a. heart-shaped shackle
    N b. pelican hook
    N c. swivel
    N d. ring

3394: The crown of the anchor shown is indicated by which letter? (D038DG )

    N a. K
    N b. J
    Y c. H
    N d. G

3450: Kort nozzles are installed around the propellers of some vessels to __________.

    Y a. increase the thrust of the propeller
    N b. protect the propeller from striking sawyers
    N c. prevent the propeller from striking barges towed on the hip
    N d. prevent the propeller from touching bottom in low water

3464: The ultimate or maximum strength of a wire rope is referred to as the __________.

    N a. operating strength
    N b. working load
    Y c. breaking strength
    N d. lifting load

3820: When making a Scharnow turn, the __________.

    N a. rudder must be put over towards the side the man went over
    N b. initial turn direction is away from the side the man went over
    Y c. rudder is put hard over and the initial turn is maintained until about 240° from the original course
    N d. man overboard must be not more than 300 feet astern when starting the turn

4022: Your vessel is being assisted through an ice field in Thunder Bay by the Canadian Coast Guard icebreaker Alexander Henry. The starboard lookout reports that the icebreaker has run up the code flag "N" (November). What action should you take?

    N a. Reduce speed
    Y b. Stop your engines
    N c. Reverse your engines
    N d. Stop your vessel instantly

4110: Which standard operating procedure(s) should be adhered to on a Ro-Ro vessel?

    Y a. Periodic inspection and retensioning of lashings as required during voyage
    N b. Battery cables must be disconnected to prevent fire hazard
    N c. One deck engine mechanic assigned to oversee the initial loading and lashing
    N d. All of the above

4229: Which of the following is/are the optional component(s) of a twin crane set as shown? (D047DG )

    N a. Boom assembly
    N b. Hook block assembly
    Y c. Rider block tagline system
    N d. All of the above