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.


123: When patching holes in the hull, pillows, bedding, and other soft materials can be used as __________.


229: Which refers to the depth of a petroleum product in a tank?


236: As the propeller turns, voids are formed on the trailing and leading edges of the propeller blades causing a loss of propulsive efficiency, pitting of the blades, and vibration. These voids are known as __________.


311: The Shipping Articles shall be signed by each seaman and the __________.

    Y a. Master of the vessel
    N b. Shipping Commissioner
    N c. U.S. Coast Guard
    N d. U.S. Customs Service

363: Which space(s) is(are) deducted from gross tonnage to derive net tonnage?

    N a. Companions and booby hatches
    Y b. Chart room
    N c. Open structures
    N d. All of the above

506: With rudders amidships and negligible wind, a twin-screw vessel moving astern with both engines backing will back __________.

    N a. to port
    N b. to starboard
    Y c. in a fairly straight line
    N d. in a circular motion

547: Where is an intermediate spring or surge line placed in the towing hookup?

    Y a. Connected between the main towing hawser and the towing bridle
    N b. Connected between the "H" towing bitts and the main towing hawser
    N c. End of line fastened directly to the drum of the towing winch
    N d. As both legs of the towing bridle

550: If the towing bridle legs are not of equal length __________.

    N a. excessive strain is placed on the shorter leg
    N b. the shorter leg may fail
    N c. the longer leg is slack
    Y d. All of the above

559: A vessel loads edible oil in a deep tank through a manhole at the mid-length of the tank. In order to fill the tank to maximum capacity, what trim should the vessel have?

    N a. Down by the bow
    N b. Down by the stern
    N c. Down by either the bow or stern
    Y d. In level trim

573: An ocean towing bridle whose legs are of equal length, but too short, may __________.

    Y a. fail to provide spring in the hawser
    N b. cause unequal distribution of the load to one leg
    N c. cause the bridle legs to jump clear of the chocks or fairleads
    N d. None of the above

598: What is NOT an advantage of containership operations over conventional break-bulk operations?

    Y a. Flexibility of operation
    N b. Greater operational safety
    N c. Lower stevedoring costs
    N d. Reduction of cargo damage

706: How does the effect known as "bank suction" act on a single-screw vessel proceeding along a narrow channel?

    N a. It pulls the bow toward the bank.
    Y b. It pulls the stern toward the bank.
    N c. It pushes the entire vessel away from the bank.
    N d. It heels the vessel toward the bank.

882: The owner or Master of a towing vessel that tows astern must keep records of the towline(s) that include all of the following information EXCEPT _____________ .

    N a. the towline's initial minimum breaking strength as determined by the manufacturer
    Y b. an invoice showing the cost of the towline
    N c. the towline's nautical miles of use or time in service
    N d. the history of loading of the towline

997: When steering by hand, which of the following may be a functional input to the steering gear as a result of turning the wheel?

    Y a. Non-followup
    N b. Rudder adjustment
    N c. Weather adjustment
    N d. All the above may be activated

1024: A natural fiber rope can be ruined by dampness because it may __________.

    Y a. rot
    N b. shrink
    N c. stretch
    N d. unlay

1120: A stage should only be rigged __________.

    N a. over the bow or stern of a vessel
    N b. over the flat sides of a vessel
    Y c. over the open water
    N d. over the dockside

1168: A vessel has completed loading cargo in the port of San Francisco. What document is signed by the Master stating the terms that goods were delivered and received by the ship?

    N a. Bill of Goods
    Y b. Bill of Lading
    N c. Cargo Manifest
    N d. Cargo Receipt

1178: A shipper of cargo aboard your vessel offers a letter of indemnity for the cargo. This is done in order to obtain a(n) __________.

    Y a. Clean Bill of Lading
    N b. Order Bill of Lading
    N c. Straight Bill of Lading
    N d. Through Bill of Lading

1181: Uncleared crew curios remaining on board during a domestic coastwise voyage after returning from foreign should be __________.

    N a. listed in the Official Logbook
    N b. cleared prior to the next foreign voyage
    Y c. noted in the Traveling Curio Manifest
    N d. retained under locked security by the owner

1218: Which is a negotiable document?

    Y a. Bill of Lading
    N b. Cargo Manifest
    N c. Export Declaration
    N d. Receiving Report

1227: You have the "conn" at the time the helmsman who is steering by hand reports that the rudder is not responding to the wheel. Your FIRST action should be to __________.

    Y a. shift the selector switch to the other steering pump
    N b. signal the engineroom to stop the engines
    N c. call the engineroom
    N d. call the Master

1278: The document that establishes the facts of a casualty and is the prima facie relief from liability for the damage is the __________.

    N a. adjuster's report
    N b. insurance policy
    N c. invoice
    Y d. Master's protest

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

1348: Preparation of muster lists and signing of same is the responsibility of the __________.

    N a. Chief Officer of the vessel
    N b. owner of the vessel
    Y c. Master of the vessel
    N d. United States Coast Guard

1493: The knot used to join two lines of different diameter is a __________.

    N a. square knot
    N b. carrick bend
    Y c. becket bend
    N d. sheepshank

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

1556: When anchoring, good practice requires 5 to 7 fathoms of chain for each fathom of depth. In deep water you should use __________.

    N a. the same ratio
    N b. more chain for each fathom of depth
    Y c. less chain for each fathom of depth
    N d. two anchors with the same ratio of chain

1639: All wire rope used in shipboard cargo gear must be identified and described in a certificate. The certificate shall certify all of the following EXCEPT the __________.

    N a. date of the test
    N b. load at which a test sample broke
    Y c. name of the vessel
    N d. number of strands and of wires in each strand

1684: Temporary seizings on wire rope are made with __________.

    N a. marline
    N b. sail twine
    N c. tape
    Y d. wire

1739: If two falls are attached to lift a one-ton load, what angle between the falls will result in the stress on each fall being equal to the load being lifted?

    N a. 60°
    N b. 75°
    Y c. 120°
    N d. 150°

1742: You should conduct a sector search under which of the following circumstances?

    Y a. The search target is sighted and then lost.
    N b. More than one vessel is available for a search.
    N c. The search object is a target that will be readily detected by radar.
    N d. An aircraft is available to assist a surface vessel.

1910: The knot lettered J is a __________. (DO30DG )

    Y a. plain whipping
    N b. bowline
    N c. marline hitch
    N d. becket bend

1913: An example of a messenger is a __________.

    N a. fairlead
    Y b. heaving line
    N c. stay
    N d. warp

1933: When checking a mooring line, you should __________.

    N a. ensure the bight is not fouled between the ship and the dock by taking up slack
    N b. pay out slack smartly and keep free for running
    N c. secure more turns to hold the line against any strain, then clear the area
    Y d. surge the line so that it maintains a strain without parting

1939: You are on a vessel that has broken down and are preparing to be taken in tow. You will use your anchor cable as part of the towline. Which statement is TRUE?

    N a. The anchor cable should be veered enough to allow the towline connection to be just forward of your bow.
    N b. The anchor cable should be veered enough to allow the towline connection to be immediately astern of the towing vessel.
    Y c. The strain of the tow is taken by the riding pawl, chain stopper, and anchor windlass brake.
    N d. The anchor cable should be led out through a chock, if possible, to avoid a sharp nip at the hawsepipe lip.

2008: When towing another vessel, the length of the towing line should be __________.

    N a. as long as possible
    N b. as short as possible under the circumstances and not over two wave lengths
    N c. such that one vessel will be on a crest while the other is in a trough
    Y d. such that the vessels will be in step

2008: When towing another vessel, the length of the towing line should be __________.

    N a. as long as possible
    N b. as short as possible under the circumstances and not over two wave lengths
    N c. such that one vessel will be on a crest while the other is in a trough
    Y d. such that the vessels will be in step

2197: You are signing on crew members. The minimum number of people required aboard, and the qualifications of each, is listed on the __________.

    N a. Crew list
    N b. fo'c'sle card
    Y c. Certificate of Inspection
    N d. Articles of Agreement

2236: Another name for the garboard strake is the __________.

    Y a. A strake
    N b. Z strake
    N c. side keel plate
    N d. stringer plate

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.

2536: Wages due a seaman may be attached by the court for the __________.

    N a. payment of any fines imposed by the court
    N b. payment of back taxes to the IRS
    Y c. support of a spouse
    N d. All of the above

2570: When a line is laid down in loose, looping figure-eights, it is said to be __________.

    Y a. faked
    N b. flemished
    N c. coiled
    N d. chined

2574: You are proceeding down a channel and lose the engine(s). You must use the anchors to stop the ship. Which statement is true?

    N a. Pay out all of the cable before setting up on the brake to insure the anchors dig in and hold.
    N b. For a mud, mud and clay, or sandy bottom pay out a scope of 5 to 7 times the depth before setting up on the brake.
    Y c. Use one or both anchors with a scope of twice the depth before setting the brake.
    N d. Drop the anchor to short stay and hold that scope.

2581: How does the effect known as "bank suction" act on a single-screw vessel proceeding along a narrow channel?

    Y a. It pulls the stern toward the bank.
    N b. It heels the vessel toward the bank.
    N c. It pushes the entire vessel away from the bank.
    N d. It pulls the bow toward the bank.

2799: Who publishes the "Canadian List of Lights, Buoys and Fog Signals"?

    N a. The U.S. Coast Guard
    Y b. The Canadian Coast Guard
    N c. The U.S. Hydrographic Service
    N d. The Canadian Hydrographic Service

2931: In a national emergency, when communicating via the Navy, messages are sent by precedence. A message designated FLASH will be delivered within __________.

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

3064: What is the meaning of a flag hoist consisting of the code letters "WM" (Whiskey Mike) when displayed by an icebreaker?

    N a. "I am going ahead; follow me."
    N b. "You should stop your vessel instantly."
    Y c. "Icebreaker support is now commencing."
    N d. "Icebreaker support is finished."

3085: Naval Control of Shipping (NCS) publications should be __________.

    N a. in the Master's custody
    N b. safely stowed
    N c. turned over to the relieving Master
    Y d. All of the above

3325: Flammable liquids should have what kind of label?

    N a. Skull and crossbones
    N b. Yellow
    Y c. Red
    N d. White

3330: When towing astern, chafing gear should NOT be used on a hawser which is __________.

    N a. attached to an "H" bitt
    Y b. attached to an automatic towing engine
    N c. held amidships by a gob rope
    N d. connected to a swivel

3382: The signal man assisting the crane operator first taps his elbow with one hand and then proceeds to use regular signals. This is the signal to __________.

    N a. use the main hoist
    N b. proceed slowly
    N c. increase speed
    Y d. use the whip line

3400: In a tow made up astern, the fishplate __________.

    Y a. connects the hawser to the bridle
    N b. connects the bridle to the tow
    N c. keeps the hawser amidships on the tug
    N d. is the capping piece on the "H" bitt

3550: When can a look-out leave his duty station?

    N a. 15 minutes before the end of the watch
    N b. At the end of the watch
    Y c. When properly relieved
    N d. At any time

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

4006: No hot work shall be performed on board a vessel with hazardous materials as cargo unless the work is approved by the __________.

    N a. American Bureau of Shipping
    Y b. local U.S. Coast Guard Captain of the Port
    N c. National Cargo Bureau
    N d. harbormaster

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.

4181: Which lashing gear used aboard Ro-Ro vessels should be painted or soaked in oil when not in use?

    N a. Wire rope.
    Y b. Chain
    N c. Webbing
    N d. All of the above

4261: Who should be notified prior to starting up a crane?

    N a. The pumpman
    N b. The stevedore foreman
    Y c. The engine room
    N d. All the above

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