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.


65: Under title 46 of the United States Code, the person in charge of a documented vessel who fails to report a complaint of a sexual offense may be __________.


107: When may a seaman on a vessel engaged in foreign trade be paid before earning the wages?


168: "Block stowage" means __________.


169: The lowest temperature at which a liquid will give off sufficient vapors to form a flammable mixture with air is known as the __________.

    N a. fire point
    Y b. flash point
    N c. lower explosive limit
    N d. threshold limit value

204: What does the helm command "shift the rudder" mean?

    Y a. Put the rudder over to the opposite side, the same number of degrees it is now.
    N b. Put the rudder amidships and hold the heading steady as she goes.
    N c. Shift the rudder control to the alternate steering method.
    N d. Stop the swing of the ship.

223: Who is responsible for providing urine specimen collection kits to be used following a serious marine incident?

    N a. Qualified medical personnel
    Y b. The marine employer
    N c. The U.S. Coast Guard
    N d. The local police department

245: The fitting that allows a boom to move freely both vertically and laterally is called the __________.

    N a. swivel
    N b. lizard
    N c. spider band
    Y d. gooseneck

296: You are on a course of 000°T and put the rudder right 30°. In which direction will the transfer be measured?

    N a. 000°T
    Y b. 090°T
    N c. 180°T
    N d. 270°T

357: What does the proof test load of an anchor chain demonstrate?

    N a. Breaking strength of the chain
    Y b. Strength of the chain to a specified limit
    N c. Adequate holding power for new bottom conditions
    N d. Safe working load of the chain

383: What is TRUE of pressure/vacuum valves?

    N a. They are designed to provide for the flow of small volumes of tank atmospheres caused by thermal variations in a cargo tank.
    N b. They should operate in advance of the pressure/vacuum breakers.
    N c. They should be kept in good working order by regular inspection and cleaning.
    Y d. All of the above

406: A twin-screw vessel with a single rudder is making headway. The engines are full speed ahead. There is no wind or current. Which statement is FALSE?

    N a. If one screw is stopped, the ship will turn toward the side of the stopped screw.
    N b. The principal force which turns the ship is set up by the wake against the forward side of the rudder.
    Y c. Turning response by use of the rudder only is greater than on a single-screw vessel.
    N d. With the rudder amidships, the ship will steer a fairly steady course.

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

427: What is the greatest danger of an overriding tow?

    N a. Fouling of the towing hawser
    N b. Loss of steering
    N c. Tripping
    Y d. Collision between the tow and the stern of the towing vessel

455: A vessel having continuous closely spaced transverse strength members is __________.

    N a. longitudinally framed
    Y b. transversely framed
    N c. cellular framed
    N d. web framed

568: Which statement concerning the carriage of containers is TRUE?

    N a. The Chief Mate and Master of a container ship should have the proposed stowage plan ready for the stevedore upon arrival in port.
    N b. When stowed on deck of a break bulk ship, the bottom of the container must be evenly supported throughout.
    Y c. With tiered containers, a 40-foot container may be stowed on top of two 20-foot containers.
    N d. Deck load calculations must take into account the square footage of the entire container bottom.

666: You are proceeding at a slow speed with your starboard side near the right bank of a channel. If your vessel suddenly sheers toward the opposite bank, the best maneuver would be __________.

    N a. full ahead, hard left rudder
    Y b. full ahead, hard right rudder
    N c. full astern, hard left rudder
    N d. full astern, hard right rudder

690: A rescue helicopter's hoist area should have a radius of at least __________.

    N a. 6 feet of clear deck
    N b. 10 feet of clear deck
    N c. 25 feet of clear deck
    Y d. 50 feet of clear deck

743: A heavy steel curved arch constructed athwartships and above the after deck on a towing vessel is sometimes called a __________.

    N a. towing arch
    N b. jockey bar
    N c. chafing bar
    Y d. Dutch tow bar

798: How many cubic feet of space is required to stow 775 tons of a cargo with a stowage factor of 25? (estimated broken stowage is 15%)

    N a. 12,916
    Y b. 22,794
    N c. 25,833
    N d. 29,397

802: You are on watch at sea on course 090°T. A man falls overboard on your starboard side. You immediately start a Williamson Turn. Which action is NOT a part of a Williamson Turn?

    Y a. Stop the engines until clear of the man.
    N b. Come right full rudder until the vessel heads 150°T.
    N c. Shift the helm to left full rudder.
    N d. Continue with left rudder until on course 270°T.

861: Every entry required to be made in the Official Logbook shall be signed by the __________.

    N a. Mate on watch
    Y b. Master and Chief Mate or other member of the crew
    N c. Master only
    N d. Purser, one of the Mates, and some other member of the crew

874: Which type of line would have the LEAST resistance to mildew and rot?

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

1114: What type of stopper would you use on a nylon mooring line?

    N a. Chain
    Y b. Nylon
    N c. Manila
    N d. Wire

1254: Under identical load conditions, nylon, when compared with natural fiber line, will stretch __________.

    N a. less and have less strength
    N b. more and have less strength
    Y c. more and have greater strength
    N d. less and have greater strength

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

1301: If, after examination by the Quarantine Officer, your vessel is found to have a specific deficiency, you may be issued __________.

    N a. Bill of health
    N b. Free Pratique
    N c. Notice to Comply
    Y d. Controlled Free Pratique

1319: In relation to cargo gear, what does "SWL" mean?

    Y a. Safe working load
    N b. Ship's working lift
    N c. Starboard wing lift
    N d. Stress, weight, load

1365: A person who sees someone fall overboard should __________.

    Y a. call for help and keep the individual in sight
    N b. run to the radio room to send an emergency message
    N c. immediately jump in the water to assist the individual
    N d. go to the bridge for the distress flares

1464: When talking about wire rope, the lay of the wire is the __________.

    Y a. direction wires and strands are twisted together
    N b. number of strands in the wire
    N c. direction the core is twisted
    N d. material used in the core

1481: A fire has damaged 20 bales of cotton on a freighter loaded with general cargo. This claim would come under __________.

    N a. constructive total loss
    N b. general average
    Y c. particular average
    N d. total loss of a part

1528: You are being towed by one tug. As you lengthen the bridle legs you __________.

    N a. increase your chances of breaking the towing hawser
    Y b. reduce the yawing of your vessel
    N c. reduce the spring effect of the tow connection
    N d. increase your chances of breaking the bridle legs

1553: The correct way to make an eye in a wire rope with clips is to place the clips with the __________.

    N a. first and third U-bolts on the bitter end and the second U-bolt on the standing part
    N b. first and third U-bolts on the standing part and the second U-bolt on the bitter end
    Y c. U-bolts of all clips on the bitter end
    N d. U-bolts of all clips on the standing part

1679: Manila slings should not be used to load __________.

    N a. cotton
    N b. lumber
    Y c. steel
    N d. tires

1700: Which letter designates the bilge strake of the vessel? (D001DG )

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

1823: Chafing gear __________.

    N a. reduces and prevents corrosion of standing rigging
    N b. prevents corrosion of running rigging
    Y c. reduces and prevents wear caused by the rubbing of one object against another
    N d. protects the body against extreme cold

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

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

2213: You are using tackle number 6 to lift a weight. The hauling part of this tackle is bent to the weight hook (w) of tackle number 8. Disregarding friction, what is the mechanical advantage of this rig? (DO29DG )

    N a. 11
    N b. 16
    Y c. 18
    N d. 24

2271: You are signing on a crew. You can determine the minimum number and qualifications of the crew that you are required to carry by consulting which document?

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

2353: Which mooring line prevents sideways motion of a vessel moored to a pier?

    N a. A line led forward from the bow
    N b. A line led aft from the bow
    N c. A line led in the same direction as the keel
    Y d. A line led at a right angle to the keel

2355: The metal, teardrop-shaped object sometimes used within an eyesplice is a __________.

    N a. grommet
    N b. reinforcement
    N c. splice form
    Y d. thimble

2639: A wooden plug fitted tightly in the vent of a damaged tank may prevent the tank from __________.

    Y a. filling completely
    N b. developing free surface
    N c. developing free surface moment
    N d. collapsing

2782: What is a wet cargo?

    N a. A liquid cargo carried in the deep tanks
    Y b. A canned or bottled liquid such as beer
    N c. A cargo that contains hygroscopic moisture
    N d. A cargo particularly susceptible to damage by moisture

2838: A U.S. Coast Guard icebreaker, while escorting ships in ice, may sound four short and one long blasts on the whistle to indicate that the icebreaker __________.

    Y a. has become beset in fast ice
    N b. is increasing speed; watch for broken ice
    N c. has its engines full astern
    N d. is increasing the distance between vessels

2844: Naval authorities would NOT give orders about which of the following, when the vessel is under control of the Naval Control of Shipping Organization?

    N a. Visual communication at sea
    N b. Rescue operations
    N c. Diversions
    Y d. Schedules for loading cargo

2892: What is LEAST likely to be used to strip a cargo tank?

    Y a. Centrifugal pump
    N b. Eductor
    N c. Rotary pump
    N d. Reciprocating pump

2938: Which statement concerning storm surges on the Great Lakes is FALSE?

    Y a. They are common along the deeper areas of the lakes.
    N b. They cause rapid differences in levels between one end of the lake and the other.
    N c. The greatest water level difference occurs when the wind is blowing along the axis of the lake.
    N d. If the wind subsides rapidly, a seiche effect will most likely occur.

2981: When the anchor is brought to and holding, the horizontal component of anchor cable tensions should equal the __________.

    N a. displacement tonnage
    N b. weight forces
    N c. buoyancy forces
    Y d. environmental forces

3096: When loading a cargo of taconite, proper sequencing of loading by hatch number is necessary to __________.

    N a. provide the proper trim
    N b. prevent negative stability from developing
    Y c. prevent excessive longitudinal stresses
    N d. control list

3140: If the Certificate of Inspection of a damaged tank barge has expired, which certificate may be issued to allow its movement to a repair facility?

    N a. Change of employment
    Y b. Permit to proceed
    N c. Application for inspection
    N d. Temporary Certificate of Inspection

3325: Flammable liquids should have what kind of label?

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

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

3599: What term indicates the outward curvature of the hull above the waterline?

    N a. sheer
    N b. tumble home
    N c. deadrise
    Y d. flare

3938: With a given load on the cargo hook, tension in a single span topping lift __________.

    N a. increases as the boom's angle to the horizontal increases
    N b. is at a maximum when the boom is at a 45° angle to the horizontal
    Y c. increases as the boom's angle to the horizontal decreases
    N d. decreases as the boom's angle to the horizontal decreases

4018: The BEST holding ground for conventional anchors is __________.

    Y a. sand
    N b. very soft mud
    N c. shale
    N d. rock

4070: Small floes of rough, hummocky sea ice capable of damaging a vessel __________.

    Y a. can usually be detected by radar in a smooth sea at a range of 4 to 6 kilometers
    N b. are indistinguishable from sea return on the PPI
    N c. are invisible to radar when covered with a thick layer of snow
    N d. are usually seen at night before they are close enough to provide a radar echo

4137: A disadvantage of using chain lashing on heavy vehicles aboard Ro-Ro vessels is that it is __________.

    Y a. heavy
    N b. easily damaged
    N c. affected by temperature
    N d. costly relative to the strength ratio

4159: According to the IMO Code, what are the minimum number of securing points that should be on each side of a "road vehicle", whose gross vehicle mass is between 3.5 Tons and 20 Tons, when carried on Ro-Ro vessels?

    N a. One
    Y b. Two
    N c. Three
    N d. Four

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

4254: Which of the following statement(s) is/are TRUE regarding twin pedestal cranes?

    N a. Each single boom is of the partial-level luffing type and is capable of limited rotation.
    N b. A slew drive system provides for rotation of each crane.
    N c. Maintenance logs and records are to be kept for each crane.
    Y d. All of the above