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.


93: A lookout can leave his station __________.


149: A standard net barrel of petroleum products is __________.


262: Mousing a cargo hook with marline or small line __________.


295: Which publication offers information on Great Lakes ice services?

    N a. Light List volume VII
    Y b. U.S. Coast Pilot #6
    N c. Marine Weather Log
    N d. National Weather Service, Ice Outlooks

299: Cargo transfer operations on a tank vessel need NOT be stopped when __________.

    Y a. a tug comes alongside while the tanker is loading grade D and E cargoes
    N b. a large, fresh oil spill is discovered immediately adjacent to the side of the tanker
    N c. there is an electrical storm in the vicinity
    N d. there is a fire on the dock or on a nearby vessel

301: You are signing on a crew. Which person is presenting a Merchant Mariner's Document (MMD) that you should suspect as being invalid?

    N a. An AB with an endorsement of "Any unlicensed rating in the deck department including Able Seaman"
    Y b. A seaman with an MMD only endorsed as "Bosun"
    N c. A Purser with an MMD only endorsed "See certificate of registry"
    N d. A Chief Steward with an MMD only endorsed as "Steward's Dept. (FH)"

411: Tonnage tax is officially based upon the figures obtained from the __________.

    Y a. Admeasurement Certificate
    N b. deadweight scale
    N c. displacement scale
    N d. Load Line Certificate

414: To "ease" a line means to __________.

    N a. cast off
    N b. double up so that one line does not take all the strain
    Y c. pay out line to remove most of the tension
    N d. slack it off quickly

431: Official proof of an American vessel's nationality is contained in the __________.

    N a. Certificate of Inspection
    N b. Official Log
    Y c. Certificate of Documentation
    N d. Shipping Articles

436: The rudders are amidships and both screws are going ahead. What will happen if the starboard screw is stopped?

    N a. The bow will go to port.
    Y b. The bow will go to starboard.
    N c. The bow will remain steady.
    N d. The stern will go to starboard.

529: When loading a tanker, you should __________.

    N a. load only one tank at a time
    N b. keep the seamen on watch on standby in the mess room
    N c. keep a strain on the loading hoses
    Y d. close valves by closing them down, reopening one or two turns, and re-closing

595: The turning circle of a vessel is the path followed by the __________.

    N a. outermost part of the ship while making the circle
    Y b. center of gravity
    N c. bow
    N d. tipping center

797: A U.S. or foreign flag vessel that does not comply with the Officers Competency Certificates Convention of 1936 may be detained by certain designated officials. These officials include all of the following EXCEPT a/an ___________ .

    N a. Coast Guard officer
    N b. employee of the U.S. Customs Service
    N c. Coast Guard petty officer
    Y d. State Police officer

982: The muster list must be posted in conspicuous locations and signed by the __________.

    N a. safety officer
    N b. Coast Guard Officer approving the bill
    N c. owner
    Y d. Master

1005: Which device is designed to automatically hold the load if power should fail to an electric winch?

    N a. Pneumatic brake
    Y b. Electromagnetic brake
    N c. Hand brake
    N d. Motor controller

1015: The tankship Northland is loaded as shown. Use the salmon colored pages in the Stability Data Reference to determine the sagging numeral. (Get Table Data)

    N a. 71.07 numeral
    N b. 74.95 numeral
    N c. 77.56 numeral
    Y d. 78.29 numeral

1261: A vessel operating "in class" has met all the requirements of the __________.

    Y a. ABS or similar society
    N b. insurance company
    N c. U.S. Coast Guard
    N d. U.S. Customs

1280: Vertical structural members attached to the floors that add strength to the floors are called __________.

    N a. boss plates
    N b. buckler plates
    Y c. stiffeners
    N d. breast hooks

1290: What is NOT an advantage of double bottom ships?

    N a. The tank top forms a second skin for the vessel.
    N b. The center of gravity of a loaded bulk cargo ship may be raised to produce a more comfortable roll.
    N c. The floors and longitudinals distribute the upward push of the water on the ship's bottom.
    Y d. They are less expensive to construct because of increased access space.

1380: The deck beam brackets of a transversely framed vessel resist __________.

    N a. hogging stresses
    N b. sagging stresses
    Y c. racking stresses
    N d. shearing stresses

1424: A wire rope for a 10-ton boom on a vessel shows signs of excessive wear and must be replaced. What safety factor should be used when ordering a new wire?

    N a. 4
    Y b. 5
    N c. 6
    N d. 7

1477: Under the Carriage of Goods by Sea Act of 1936, a vessel will be liable for damage to a cargo when the damage arises out of __________.

    N a. delays due to seizure of the vessel
    N b. fire caused by fault of the carrier
    N c. strikes or lockouts
    Y d. improper stowage

1509: If an electric cargo winch is being used to lift a draft of cargo and the engine room loses all power, which will occur?

    N a. A pawl, forced by a spring mechanism, will engage the teeth of the bull gear and hold the load.
    Y b. An electromagnetic brake will hold the load where it is suspended.
    N c. The load will fall rapidly to the deck unless the foot brake is engaged.
    N d. The load will slowly lower to the deck under control of the drag of the winch motor.

1530: Shell plating is __________.

    N a. the galvanizing on steel
    N b. a hatch cover
    Y c. the outer plating of a vessel
    N d. synonymous with decking

1661: Which document is NOT required by law to be posted aboard a vessel?

    N a. Certificate of Inspection
    Y b. Official Crew List
    N c. Officer's licenses
    N d. Muster list

1718: A combustible liquid with a flash point of 90°F would be grade __________.

    N a. B
    N b. C
    Y c. D
    N d. E

1731: You are in charge of a 225-gross ton tug preparing to depart from Houston, Texas, with a loaded 2500-gross ton tank barge bound for New York. Prior to departure, regulations require that you __________.

    N a. record the status of all firefighting equipment
    Y b. record the barge's load line and draft readings
    N c. record the condition of the towing gear
    N d. have on board an Official Logbook in lieu of other forms of records

1759: The amount of strain on each runner of a married fall system lifting 2000 lbs. when the angle made by the legs is 90° would be __________.

    N a. 1000 lbs.
    N b. 1154 lbs.
    Y c. 1414 lbs.
    N d. 2000 lbs.

1771: The agency which assigns load lines and issues Load Line Certificates is the __________.

    Y a. American Bureau of Shipping
    N b. Secretary of Commerce
    N c. U.S. Customs
    N d. U.S. Coast Guard

1950: You are proceeding to a distress site and expect large numbers of people in the water. Which statement is TRUE?

    N a. You should stop to windward of the survivors in the water and only use the ship's boats to recover the survivors.
    N b. If the survivors are in inflatable rafts you should approach from windward to create a lee for the survivors.
    Y c. An inflatable liferaft secured alongside can be an effective boarding station for transfer of survivors from the boats.
    N d. Survivors in the water should never be permitted alongside due to the possibility of injury from the vessel.

1983: When a line is subject to wear where it passes through a mooring chock, it should be __________.

    N a. wormed, parceled, and served
    N b. wrapped with heavy tape
    Y c. wrapped with chafing gear
    N d. wrapped in leather

2016: The revolving drum of a winch used to haul lines is called a __________.

    N a. bull gear
    Y b. gypsyhead
    N c. spanner
    N d. wildcat

2031: Multi-year ice is the hardest sea ice and should be avoided if possible. It is recognizable because of what tone to its surface color?

    N a. Greenish
    Y b. Bluish
    N c. Grey
    N d. Grey-white

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

2113: One major advantage of the round turn maneuver in a man overboard situation is that it __________.

    Y a. is the fastest method
    N b. is easy for a single-screw vessel to perform
    N c. requires the least shiphandling skills to perform
    N d. can be used in reduced visibility

2190: What is the name of tackle number 3? (DO29DG )

    N a. 1-2 purchase
    N b. Gun tackle
    Y c. Single luff tackle
    N d. Double whip

2216: What is the mechanical advantage, neglecting friction, of tackle number 4? (DO29DG )

    N a. 1
    N b. 2
    N c. 3
    Y d. 4

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

2305: Which will cause a wire rope to fail?

    N a. Using a medium graphite grease as a lubricant
    N b. Operating a winch too slow
    Y c. Using a sheave with an undersized throat
    N d. A sheave diameter of 24 times the wire's diameter

2456: Which term describes a part of a natural fiber line?

    N a. Lacings
    N b. Lays
    Y c. Strands
    N d. Twines

2618: Due to the nature of a vessel's construction for a particular trade, it does not fully comply with the provisions of SOLAS. Where will this be indicated?

    Y a. On the Exemption Certificate
    N b. On the reverse of the particular SOLAS certificate affected
    N c. On the face of the Certificate of Inspection
    N d. Nowhere; the vessel must comply to engage in international trade.

2861: A vessel is entering port and has a Pilot conning the vessel. The Master is unsure that the Pilot is taking sufficient action to prevent a collision. What should the Master do?

    N a. Direct the Pilot to stop the vessel and anchor if necessary until the situation clears.
    Y b. Recommend an alternative action and if not followed relieve the pilot.
    N c. State his concerns to the Pilot but do not interfere with the handling of the vessel.
    N d. Nothing; the Pilot is required by law and is solely responsible for the safety of the vessel.

2886: How should you signal the crane operator to lower?

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

2977: You are proceeding under NCS (Naval Control of Shipping) when you wish to send a message concerning your ships diversion. Which precedence would you assign this message?

    Y a. P (PRIORITY)
    N b. Z (FLASH)
    N c. R (ROUTINE)
    N d. O (IMMEDIATE)

2978: An icebreaker assisting a vessel through an ice field would display a visual signal consisting of the code letter "E" (Echo) to signify that "________________".

    Y a. I am altering my course to starboard
    N b. I am altering my course to port
    N c. I am operating astern propulsion
    N d. My vessel is stopped and making no way through the water

2996: Advection fog, a common occurrence on the Great Lakes, forms when __________.

    N a. air comes in contact with a rapidly cooling land surface
    N b. frigid arctic air moves across the lakes and becomes saturated
    Y c. relatively warm air flows over cooler water
    N d. cool air contacts warm river currents

3390: When towing, a tow hook is used to __________.

    Y a. provide quick release of the hawser
    N b. pull a tow alongside
    N c. attach a hawser to a tow which has no bitts or pad eyes
    N d. join two hawsers for lengthening a tow

3463: Deckhands onboard towing vessels shall be divided into 3 watches when the trip exceeds __________.

    N a. 1000 miles
    N b. 800 miles
    N c. 700 miles
    Y d. 600 miles

3583: Indicated horsepower refers to a towing vessel's power which is __________.

    Y a. theoretically available
    N b. measured on a test bed
    N c. developed at the shaft
    N d. measured by dynamometer

3604: The Jews' harp is indicated by which letter? (D038DG )

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

3682: The boom indicator tells the operator at what angle the boom is compared to the __________.

    Y a. horizontal position of the boom
    N b. vertical position of the boom
    N c. horizontal position of the load being lifted
    N d. vertical position of the load being lifted

4030: While discharging a cargo, the stripping of the tanks falls behind schedule. This would indicate the __________.

    N a. main pumps are working at a high discharge pressure
    Y b. main pumps are leaving too much oil in the tanks
    N c. stripping pump is not primed
    N d. stripping line is cross-connected to the main line

4038: Which cargo would require a dangerous cargo manifest?

    Y a. Cotton
    N b. Wheat
    N c. Sugar
    N d. Lumber

4091: The turning circle of a vessel making a turn of over 360 degrees is the path followed by the __________.

    N a. bow
    Y b. center of gravity
    N c. centerline
    N d. bridge

4107: Which of the following are considered to be "road vehicles" that can be carried on Ro-Ro vessels?

    Y a. Semi-trailer
    N b. Train
    N c. Articulated train
    N d. All of the above

4108: Any vehicle to be loaded aboard a Ro-Ro vessel must __________.

    N a. weigh less than 22 tons
    Y b. be provided with an effective braking system
    N c. have securing points with each aperture capable of accepting more than one lashing
    N d. All of the above

4149: Which of the following statements is TRUE regarding lashing requirements to secure vehicles aboard Ro-Ro vessels?

    N a. The securing of cargo on flats and trailers must be adequate to withstand road motions only.
    N b. The movements experienced by road borne cargo are the same as the movements of a ship at sea.
    Y c. The generally recommended lash angle is no greater than 45 degrees relative to the deck in any direction.
    N d. It is not necessary for an adequate number of securing points on the vehicles themselves since setting the brakes is sufficient.

4241: What should be given, as a minimum, to personnel who are involved in crane cargo handling?

    Y a. Protective head gear, gloves, and steel-toed safety shoes
    N b. A survival suit for work on the stern or side port
    N c. A life preserver for going aloft to work on the crane
    N d. All of the above

4241: What should be given, as a minimum, to personnel who are involved in crane cargo handling?

    Y a. Protective head gear, gloves, and steel-toed safety shoes
    N b. A survival suit for work on the stern or side port
    N c. A life preserver for going aloft to work on the crane
    N d. All of the above

4243: What is/are the advantage(s) of cranes over conventional cargo booms?

    N a. Cranes are able to pick up and drop loads over a greater spotting area
    N b. Increased safety because the deck is clear of running and standing rigging
    N c. Simplicity of operation of the crane by its operator
    Y d. All of the above