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.


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


266: The distance that a ship moves forward with each revolution of its propeller, if there is no slip, is called __________.


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


354: A "stopper" is __________.

    Y a. a short length of line used for temporarily holding another line
    N b. a snatch block for handling a topping lift
    N c. an engine order telegraph
    N d. the brake on a cargo winch

371: In the United States, the load line markings are set by the __________.

    Y a. American Bureau of Shipping
    N b. Coast Guard
    N c. Federal Maritime Board
    N d. IMO

556: You may BEST turn a twin-screw vessel about, to the right, in a narrow channel by using __________.

    N a. both engines ahead and helm
    N b. one engine only
    Y c. port engine ahead and the starboard engine astern
    N d. both engines astern and use helm

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

634: The "iron mike" is a(n) __________.

    N a. pilot
    N b. speaker
    N c. standby wheel
    Y d. automatic pilot

659: You are planning to use the crude oil washing system on your tankship. What is required to prevent electrostatic buildup in the tanks?

    N a. The portable machines must be set at the proper drop for the first wash before the fixed machines are used.
    Y b. The source tank for the tank cleaning machines must have least one meter decanted from it.
    N c. The inert gas system must reduce the oxygen content in the tanks to a maximum of 18%.
    N d. The fixed machines must be operated simultaneously with the portable machines to equalize the electrostatic potential.

671: A Permit to Proceed is issued by the __________.

    N a. American Bureau of Shipping
    N b. National Cargo Bureau
    Y c. U.S. Coast Guard
    N d. U.S. Department of Labor

674: Stuffer-braid rope has __________.

    Y a. a yarn core
    N b. no core
    N c. three strands
    N d. 12 threads

852: How can the Coast Guard determine that a crew member is "able to understand any order spoken by the officers"?

    Y a. Require a demonstration by the officer and the crew member
    N b. Require a written test
    N c. Require that an interpreter be provided
    N d. All of the above

863: When underway with a tow, you are required to notify the Coast Guard in which casualty situation?

    N a. Damage to property amounting to $12,500
    Y b. Accidental stranding or grounding
    N c. Loss of bridge-to-bridge radio capability
    N d. An injury requiring first aid treatment

955: In which case is the IOPP Certificate of an inspected vessel NOT invalidated?

    Y a. The required oily-water separator malfunctions.
    N b. The ship is transferred to Liberian registry.
    N c. An annual survey is conducted fifteen months after the date of certificate issuance.
    N d. A 15 ppm oily-water separator is replaced by a 100 ppm oily-water separator.

1268: The S.S. Ossel Hitch arrives in Capetown, South Africa, and the Master affects a note of protest with the U.S. Consul. Why would the Master affect this document?

    N a. Crew misconduct
    N b. Inability of vessel to comply with voyage charter
    N c. Suspicion of cargo pilferage by crew
    Y d. Suspicion of heavy weather damage to vessel or cargo

1292: The Articles of Agreement __________.

    N a. is also known as a Merchant Mariner's Document
    N b. designates the quarters a seaman will occupy during a voyage
    Y c. advises the crew of the conditions of employment
    N d. are signed by each crewmember at the end of the voyage

1531: Maritime Administration personnel may be allowed in the pilothouse upon the responsibility of the __________.

    N a. Chief Officer
    N b. Navigator
    N c. most senior person present from the Maritime Administration
    Y d. officer in charge of the watch

1660: The strake on each side of the keel is called a __________.

    N a. sheer strake
    N b. gatewood strake
    N c. insulation strake
    Y d. garboard strake

1673: A sail hook is used for __________.

    N a. hoisting a windsail
    N b. parceling
    Y c. sewing canvas
    N d. testing canvas

1678: Grade D combustible liquids have a maximum flash point of __________.

    N a. 109°F
    N b. 100°F
    Y c. 149°F
    N d. 80°F

1722: 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
    Y b. 1 to 6 hours
    N c. 30 minutes to 1 hour
    N d. 10 minutes if possible

1764: The "square knot" is used for __________.

    N a. forming temporary eyes in lines
    Y b. joining two lines of equal size
    N c. keeping line from unlaying or fraying
    N d. joining two lines of different size

1829: The term "shift your rudder" means __________.

    Y a. change from right rudder to left rudder an equal number of degrees
    N b. double your rudder angle or go to full rudder
    N c. bring your rudder amidships
    N d. check the swing of the vessel

2038: With a large ocean tow in heavy weather, you should NOT __________.

    N a. keep the stern of the tug well down in the water
    Y b. adjust the towline so the tug is on the crest when the tow is in the trough
    N c. keep the low point of the catenary in the water
    N d. use a long towing hawser

2045: When relieving the helm, the new helmsman will find it helpful to know the __________.

    N a. deviation on that heading
    N b. variation in the area
    N c. leeway
    Y d. amount of helm carried for a steady course

2103: You are signing on the Purser. He should present a Merchant Mariner's document with which endorsement?

    Y a. See Certificate of Registry
    N b. Steward's Department
    N c. Purser
    N d. Staff Officer

2186: What is the mechanical advantage of tackle number 7? (DO29DG )

    N a. 0
    N b. 0.5
    N c. 1
    Y d. 2

2249: Which knot should be used to secure a line to a spar when the pull is parallel to the spar? (DO30DG )

    N a. G
    N b. F
    Y c. P
    N d. Q

2260: Cargo that gives off fumes that may contaminate other cargo is known as a(n) __________.

    N a. delicate cargo
    N b. dirty cargo
    N c. toxic cargo
    Y d. odorous cargo

2272: Which knot is secure only when there is a strain on the line? (D030DG )

    N a. H
    N b. I
    Y c. L
    N d. P

2288: What will cause wire rope to fail?

    N a. Operating the winch too fast
    N b. Using a sheave 9 times the wire's diameter
    N c. Kinking
    Y d. All of the above

2347: What is an advantage of having wire rope with a fiber core over that of a wire rope of the same size with a wire core?

    N a. Fiber core rope offers greater strength.
    Y b. Fiber core rope offers greater flexibility.
    N c. Fiber core rope can be used at higher operating temperatures.
    N d. Fiber core rope is the only type authorized for cargo runners.

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.

2366: To "shore up" the main deck for the stowage of deck cargo means to __________.

    N a. weld pad eyes on deck in proper position to secure the cargo
    Y b. strengthen the main deck by placing pillars underneath it in the tween-decks
    N c. distribute the weight of the cargo by placing fore-and-aft planks on the main deck
    N d. package the cargo in wooden crates so it will not damage the deck

2484: The type of joint formed when an edge of one plate is laid over the edge of the plate to which it is riveted is a __________.

    N a. grip joint
    N b. strap joint
    N c. thread joint
    Y d. lap joint

2684: Which statement about bilge keels is CORRECT?

    N a. They are critical strength members and require careful design consideration.
    Y b. They increase resistance to rolling.
    N c. They attach to a low stress area.
    N d. They provide support when the vessel is dry docked.

2716: A channel is stated as having a controlling depth of 38 feet. Which statement is TRUE?

    N a. At least 80% of the channel is cleared to the charted depth.
    N b. At least 50% of the channel is cleared to the charted depth.
    Y c. 100% of the channel width is clear to 38 feet.
    N d. The sides of the channel conform to at least 50% of the controlling depth.

2783: The effect of ocean current is usually more evident on a tug and tow than on a tug navigating independently because the __________.

    Y a. speed of the tug and tow is less
    N b. towline catches the current
    N c. current causes yawing
    N d. current will offset the tow

2946: Which single-letter signal, when used by icebreakers on the Great Lakes, may be made by using the ship's whistle?

    N a. E
    N b. I
    Y c. M
    N d. None

2957: Your vessel is to dock bow in at a pier without the assistance of tugboats. Which line will be the most useful when maneuvering the vessel alongside the pier?

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

3077: The flash point of vinyl chloride is __________.

    Y a. -108°F (-78°C)
    N b. -20°F (-29°C)
    N c. 32°F (0°C)
    N d. 97°F (36°C)

3099: A lashing used to secure two barges side by side, lashed in an "X" fashion, is called a __________.

    N a. quarter line
    N b. back line
    N c. peg line
    Y d. jockey line

3171: A high cube container would most likely be used to stow __________.

    N a. dense bulk cargoes
    Y b. household appliances
    N c. fragile cargoes
    N d. heavy industrial machinery

3220: If you are guilty of failure to properly perform your duties as Master of Uninspected Towing Vessels, which of the following actions may NOT be taken?

    N a. Issuance of a letter of warning
    N b. Suspension of your license
    N c. Revocation of your license
    Y d. A fine placed against your license

3321: By law, the maximum penalty for failing (without reasonable cause) to give aid in the case of collision is __________.

    N a. one year imprisonment or $500
    N b. two years imprisonment or $500
    Y c. two years imprisonment or $1000
    N d. two years imprisonment or $2000

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

3470: The section of each end of a barge which is heavily reinforced to take the pressure of pushing is called the __________.

    Y a. headlog
    N b. towhead
    N c. collision bulkhead
    N d. bullnose

3722: The next-to-last shot of an anchor cable is usually painted __________.

    N a. white
    N b. international orange
    Y c. yellow
    N d. red

3960: The line with the most stretch is __________.

    N a. manila
    Y b. nylon
    N c. polypropylene
    N d. dacron

4051: You are the operator of an uninspected vessel which is involved in an accident. You are not required to assist people affected by the accident if __________.

    N a. the other vessel did not appear to be sinking
    N b. it would unduly delay your voyage
    N c. the other vessel was at fault
    Y d. it would cause serious danger to your vessel

4059: A 750 foot passenger vessel operating on the Great Lakes, not subject to SOLAS regulations, is required to carry how many ring life buoys?

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

4117: Cargo securing for Ro-Ro is based on the concept of __________.

    N a. solid packing
    Y b. rapid loading and discharge
    N c. vessel loaded full and down to her marks
    N d. palletized cargo

4121: The lashings used on Ro-Ro vessels should be capable of withstanding the forces of __________.

    N a. rolling
    N b. pitching
    N c. heaving
    Y d. All of the above

4145: Which tensioning device is used with webbing to secure light vehicles aboard Ro-Ro vessels?

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

4225: What does item "G" refer to in this illustration of a 30-ton pedestal crane? (D045DG )

    N a. Mast
    N b. Pillar
    Y c. Turntable
    N d. Pedestal

4225: What does item "G" refer to in this illustration of a 30-ton pedestal crane? (D045DG )

    N a. Mast
    N b. Pillar
    Y c. Turntable
    N d. Pedestal

4242: What is the advantage of the tandem working arrangement of pedestal cranes when operating cargo?

    N a. The cranes enable the handling of heavy cargos without shoreside assistance
    N b. The cargo discharge can be accomplished with controlled pendulation
    N c. The cargo discharge can be performed in port or at anchor
    Y 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

4277: Which wire rope purchases may be used with a 30-ton pedestal crane?

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

4282: Which statement is TRUE concerning a tagline as used with a 30-ton pedestal crane?

    N a. Taglines are wire rope purchases that raise and lower the jib.
    N b. Taglines can be fastened to the corners of the jib when lifting containers.
    Y c. The crane might not have taglines installed in its rigging system.
    N d. The taglines are wire rope purchases that raise and lower the topping lift.