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.


9: Defense plans may cause the operation of electronic aids to navigation to be suspended with __________.


39: Combustible liquids are divided into how many grades?


50: 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?


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

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

88: Which is an example of cargo damage caused by inherent vice?

    N a. Tainting
    N b. Wear and tear
    N c. Stevedore damage
    Y d. Heating of grain

94: All of the following records are usually maintained by the watch-standing officers aboard a vessel EXCEPT the __________.

    N a. deck logbook
    Y b. official logbook
    N c. compass record book
    N d. chronometer error book

143: Why are most break bulk vessels built with the transverse framing system rather than the longitudinal system?

    N a. The transverse system is more resistant to hog and sag stresses.
    N b. The numerous longitudinal frames cause excessive broken stowage.
    N c. The transverse system provides better support to the varying cargo densities on a break bulk vessel.
    Y d. The deep web frames interfere with the stowage of break bulk cargo.

196: A VLCC (100,000 DWT+) with a 30,000 Shaft Horsepower Steam Turbine is slow to respond to engine movements and has less stopping power than normal ships because it has a __________.

    N a. bigger propeller
    Y b. smaller power to weight ratio
    N c. smaller propeller
    N d. larger power to weight ratio

246: The force exerted by a propeller which tends to throw the stern right or left is called __________.

    N a. slip
    Y b. sidewise force
    N c. rotational force
    N d. thrust

285: Which form of navigation may be suspended without notice under defense planning?

    N a. celestial
    Y b. electronic
    N c. piloting
    N d. None of the above

307: Which type of chemical testing is NOT required of merchant marine personnel?

    N a. Pre-employment
    N b. Periodic
    N c. Random
    Y d. Annual

361: The strictest load line regulations apply to __________.

    N a. gas carriers
    N b. freighters (break-bulk)
    Y c. passenger ships
    N d. tankers

430: On a manned vessel carrying packaged hazardous cargo, the hazardous materials shall be inspected __________.

    N a. every 24 hours unless equipped with a fire detecting system
    N b. prior to entry into a U.S. port
    N c. after stowage is complete
    Y d. All of the above

476: You are backing on twin engines with rudders amidships, when your port engine stalls. To continue backing on course, you should __________.

    N a. apply left rudder
    Y b. apply right rudder
    N c. increase engine speed
    N d. keep your rudder amidships

540: As seen from the tow, what should connect the leading ends of both towing bridle legs to the main towing hawser?

    N a. A cable clamp
    Y b. A fishplate, flounder, or towing plate
    N c. A pad eye
    N d. The towing bitts

554: Which part of the patent anchor performs the same function as the stock of an old fashioned anchor; that is, forces the flukes to dig in?

    N a. Bill or pea
    N b. Arm
    N c. Shank
    Y d. Tripping Palm

609: While discharging a tanker, list can be controlled by __________.

    N a. shoreside personnel
    N b. using a center tank near the bow, discharging as necessary
    Y c. using wing tanks near the longitudinal center, discharging as necessary
    N d. using the after peak tank, loading as necessary

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

    N a. Companions and booby hatches
    N b. Open structures
    Y c. Spaces for the exclusive use of the officers or crew
    N d. Water ballast spaces

759: The equipment used to control, protect and connect a towline is called ___________ .

    N a. cat head
    Y b. terminal gear
    N c. level wind
    N d. poured socket

775: You are on a large merchant vessel entering a U.S. port. There is a Pilot onboard and he has the conn. Which statement is TRUE?

    N a. The Pilot becomes solely responsible for the safe navigation of the vessel only if the Master relinquishes the conn.
    N b. The Pilot is solely responsible for the internal working of the ship.
    N c. The Pilot is solely responsible for the safe maneuvering of the ship only if he is required to be on board by law.
    Y d. The Master is responsible for the safe navigation of the ship and the Pilot is employed for his local knowledge.

786: You are on a single-screw vessel with a right-handed propeller, and you are making headway. When you enter shallow water, __________.

    N a. you will have better rudder response
    N b. your speed will increase without a change in your throttle
    Y c. your rudder response will become sluggish
    N d. your vessel will tend to ride higher

1054: Which mooring line has the least elasticity?

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

1087: The turning circle of a vessel is the path followed by the __________.

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

1311: Before arriving at the first U.S. port from foreign, you must fill out a Crewman's Landing Permit for each __________.

    N a. alien crewmember
    N b. crew member
    Y c. nonresident alien crewmember
    N d. unlicensed crew member

1325: 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
    Y b. Certificate of Inspection
    N c. Articles of Agreement
    N d. fo'c'sle card

1331: The S.S. Microwave has been chartered to the Longline Steamship Company. The Longline Steamship Company agrees to pay all expenses and employ and pay the crew. Which type of contract is involved?

    Y a. Bareboat Charter Party
    N b. Lease Charter Party
    N c. Time Charter Party
    N d. Voyage Charter Party

1503: Which knot should be used to send a man over the side when he may have to use both hands?

    N a. Bowline
    Y b. French bowline
    N c. Bowline on a bight
    N d. Running bowline

1515: In a national emergency, when communicating via the Navy, messages are sent by precedence. A message designated ROUTINE will be delivered within __________.

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

1561: The Master of any vessel bound on a voyage must apply to a district court when an allegation of unseaworthiness has been made to the Master by __________.

    N a. any member of the crew of the vessel
    N b. any two officers of the vessel and a majority of the crew
    Y c. the First and Second Officers of the vessel or a majority of the crew
    N d. the First Officer of the vessel

1638: On a twin-screw, twin-rudder vessel, the most effective way to turn in your own water, with no way on, is to put __________.

    Y a. one engine ahead and one engine astern, with full rudder
    N b. one engine ahead and one engine astern, with rudders amidships
    N c. both engines ahead, with full rudder
    N d. both engines astern, with full rudder

1707: You are proceeding under NCS (Naval Control of Shipping) when it becomes necessary to send a distress message. What precedence would you assign this message?

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

1826: The knot lettered X in illustration DO30DG is a __________. (DO30DG )

    N a. timber hitch
    N b. becket bend
    Y c. clove hitch
    N d. blackwall hitch

1833: The standing part of a tackle is __________.

    N a. all the fall except the hauling part
    N b. the hook that engages the weight to be moved
    N c. that part to which power is applied
    Y d. that part of the falls made fast to one of the blocks

1897: The tankship Northland is loaded as shown. Use the salmon colored pages in the Stability Data Reference Book to determine the hogging numeral. (Get Table Data)

    Y a. 43.19 numeral
    N b. 46.56 numeral
    N c. 49.92 numeral
    N d. 55.72 numeral

1969: If you shorten the scope of anchor cable, your anchor's holding power __________.

    Y a. decreases
    N b. increases
    N c. remains the same
    N d. has no relation to the scope

1992: While the Pilot is embarked he or she __________.

    N a. is solely responsible for the safe navigation of the vessel
    Y b. is a specialist hired for his or her local navigational knowledge
    N c. relieves the officer of the watch
    N d. relieves the Master of his duties

2013: A mooring line that checks forward motion of a vessel at a pier is a __________.

    N a. bow line
    N b. forward bow line
    Y c. stern line
    N d. stern breast line

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

2047: Progressive flooding is controlled by securing watertight boundaries and __________.

    N a. transferring water ballast
    N b. jettisoning cargo
    Y c. pumping out flooded compartments
    N d. abandoning ship

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

2159: What is the mechanical advantage of tackle number 9? (DO29DG )

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

2170: Your vessel is disabled and in imminent danger of grounding on a lee shore. The Master agrees to salvage services using Lloyd's Standard Form of Salvage Agreement. Which is TRUE?

    N a. The salvage award will be decided by suit in Admiralty Court.
    Y b. The salvage service is on a "no cure-no pay" basis.
    N c. Underwriters will repudiate the agreement if it is unsuccessful, due to their increased liability.
    N d. The salvor becomes the owner of the vessel until the salvage award, if any, is paid.

2257: "Cribbing" is __________.

    Y a. wooden blocks or dunnage placed between a deck load and the deck
    N b. the chains and shackles used to secure a deck cargo
    N c. a crate in which a deck cargo is packaged
    N d. cardboard separation pieces placed between deck loads to prevent chafing

2488: A vessel is constructed with a steel hull and an aluminum superstructure. Which statement is TRUE?

    N a. The aluminum will provide greater resistance to the spread of fire by conduction.
    Y b. The aluminum structure is usually attached to a steel coaming by a method that insulates the two metals.
    N c. If the superstructure is stressed, an aluminum structure requires additional expansion joints to prevent fracture.
    N d. The steel at the area of the aluminum-to-steel connection must be closely checked for galvanic corrosion.

2488: A vessel is constructed with a steel hull and an aluminum superstructure. Which statement is TRUE?

    N a. The aluminum will provide greater resistance to the spread of fire by conduction.
    Y b. The aluminum structure is usually attached to a steel coaming by a method that insulates the two metals.
    N c. If the superstructure is stressed, an aluminum structure requires additional expansion joints to prevent fracture.
    N d. The steel at the area of the aluminum-to-steel connection must be closely checked for galvanic corrosion.

2817: The command "meet her" means the helmsman should __________.

    N a. decrease the rudder angle
    N b. steer more carefully
    Y c. use rudder to slow the vessel's swing
    N d. note the course and steady on that heading

2868: Which vessel, if navigating independently in ice, is more likely to become beset due to inadequate horsepower?

    N a. A 254 ft. "Whaleback" tanker with 1800 H.P.
    N b. A 309 ft. cement carrier with 2000 H.P.
    N c. A 385 ft. shallow draft tanker with 2400 H.P.
    Y d. A 630 ft. bulk ore carrier with 3500 H.P.

3050: Which characteristic is an advantage of a butterfly valve as compared to a gate valve?

    N a. Precise control over cargo flow
    Y b. Quick operation
    N c. No resistance to cargo flow when open
    N d. Less maintenance required

3172: The signal man assisting the crane operator has his hands clasped in front of his body. This is the signal to __________.

    Y a. dog everything
    N b. stop
    N c. stand-by
    N d. prepare for signal

3192: How should you signal the crane operator to hoist?

    Y a. With forearm vertical and forefinger pointing up, move hand in small horizontal circles.
    N b. With arm extended downwards and forefinger pointing down, move hand in small horizontal circles.
    N c. Extend arm with fingers closed and thumb pointing upward.
    N d. Place both fists in front of body with the thumbs pointing upward.

3395: The holding power of an anchor at a given scope of cable increases when the __________.

    Y a. amount of chain lying along the bottom increases
    N b. length of the catenary is reduced
    N c. mooring line tension is increased
    N d. amount of chain lying along the bottom decreases

3504: Metal plates that cover the top of the hawsepipe are called __________.

    N a. footings
    N b. plugs
    Y c. buckler plates
    N d. stop waters

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

3684: In towing, heaving lines are used for __________.

    N a. passing a tow bridle to the tug
    Y b. passing a messenger line
    N c. heaving in the tow bridle
    N d. service lines with rocket line throwers

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

3950: In general, an unreinforced vessel can safely navigate in ice provided the concentration does not exceed how many OKTAs?

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

4009: What is used to prevent twisting of a towing bridle?

    N a. A bitt
    N b. A bulkhead
    N c. A V-spring
    Y d. A fishplate

4026: One of the greatest hazards of pushing ahead is parting which item shown? (D024DG )

    N a. A
    N b. B
    N c. F
    Y d. I

4252: Which action(s) is/are included in crane operations?

    N a. Normal boom stowage and shutdown operations
    N b. Emergency shutdown operation
    N c. Removing booms from stowage
    Y d. All of the above

4382: What does item "C" refer to in this illustration of a 30-ton pedestal crane? (D045DG )

    N a. Equalizing beam
    N b. Hoist fall spreader
    Y c. Rider block
    N d. Block/hook assembly