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.


48: Which term describes goods having a stowage factor below 40?


68: Odorous cargoes are those that __________.


74: The best information on the location of the blocks when dry docking a vessel is contained in the __________.


75: Frames to which the tank top and bottom shell are fastened are called __________.

    Y a. floors
    N b. intercostals
    N c. stringers
    N d. tank top supports

112: You start a centrifugal cargo pump to discharge cargo. The pump works for a while and then loses suction. This could NOT be caused by __________.

    N a. leaking shaft seals
    N b. air pockets in the liquid
    Y c. high cargo level in the tanks
    N d. a leaking suction line

166: The distance gained in the direction of the original course when you are making a turn is known as __________.

    Y a. advance
    N b. drift
    N c. tactical diameter
    N d. transfer

172: While a vessel is in a foreign port where there is no American Consul, a seaman becomes violent prior to sailing. The Master should __________.

    N a. call local police, put the seaman in prison ashore, and sail the vessel
    N b. pay off the seaman and make arrangements with the agent to return him to the original port of signing on in the U.S.
    Y c. put the seaman in irons and sail to the next port where there is an American Consul
    N d. send the seaman ashore and arrange with the agent to repatriate him by armed guard

174: A proper look-out must be kept __________.

    N a. only in fog
    N b. only between the hours of sunset and sunrise
    N c. only when entering and leaving port
    Y d. at all times

254: "Ease the rudder" means to __________.

    N a. move the rudder slowly in the direction of the most recent rudder command
    N b. bring the rudder amidships
    Y c. decrease the rudder angle
    N d. steer the course which is your present heading

327: You are on a multiple product tankship and carrying methyl acrylate, diethanolamine, and triethylamine. Which statement is TRUE?

    N a. Methyl acrylate may be loaded in a tank adjacent to diethanolamine but not triethylamine.
    Y b. The heating coils to the cargo tank loaded with methyl acrylate must be blanked off.
    N c. Valve components made of aluminum, copper, or zinc may not be in contact with the cargoes.
    N d. Each crew member working on deck must have an emergency escape breathing apparatus.

361: The strictest load line regulations apply to __________.

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

370: Cottonseed oil is classed as a __________.

    Y a. combustible liquid
    N b. flammable liquid
    N c. flammable solid
    N d. poison B

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

420: In handling break bulk hazardous materials, it is forbidden to use __________.

    N a. cargo nets
    Y b. metal bale hooks
    N c. pallets
    N d. slings

468: Sweat damage in a hatch full of canned goods in cartons will occur when the __________.

    N a. air temperature is higher than the temperature of the cargo
    N b. air temperature is lower than the temperature of the cargo
    Y c. dew point is higher than the temperature of the cargo
    N d. dew point is lower than the temperature of the cargo

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

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

485: To clean a dirty fiber towing hawser used in ocean towing, you should __________.

    N a. use lye or other mild detergent
    Y b. wash it with fresh water, dry and store it
    N c. wash it with salt water
    N d. use cleaning fluid on nylon, dacron and other synthetic lines

534: Which is part of the ground tackle?

    N a. Charlie noble
    Y b. Devil's claw
    N c. Gooseneck
    N d. Rat's tail

543: You would be most likely to use a fishplate __________.

    N a. when towing alongside
    Y b. on a hawser tow
    N c. when pushing ahead or in the notch
    N d. when running "light boat"

683: Barges and vessels are ballasted before departure to __________.

    Y a. improve their stability
    N b. avoid polluting waters where liquid ballast may not be discharged
    N c. prevent free surface effects
    N d. allow movement of liquids within the barge for tank cleaning

700: A tug is approaching a broken down steamer in moderately heavy weather preparing to take it in tow. In most cases the __________.

    N a. steamer will drift stern downwind
    N b. tug will drift faster than the steamer
    N c. tug should approach stern to
    Y d. tug should approach from downwind

710: Which statement is FALSE, concerning the Williamson turn?

    N a. In a large vessel (VLCC) much of the headway will be lost thereby requiring little astern maneuvering.
    N b. When the turn is completed, the vessel will be on a reciprocal course and nearly on the original track line.
    N c. The initial actions are taken at well defined points and reduce the need for individual judgment.
    Y d. The turn will return the vessel to the man's location in the shortest possible time.

728: How many board feet of dunnage are in a draft 4 feet wide, 1-1/2 feet high and 13 feet long?

    N a. 84
    N b. 756
    Y c. 936
    N d. 1021

728: How many board feet of dunnage are in a draft 4 feet wide, 1-1/2 feet high and 13 feet long?

    N a. 84
    N b. 756
    Y c. 936
    N d. 1021

792: When the vessel is on coastwise articles, the original certificate of the seaman's certificate of discharge is __________.

    Y a. given to the seaman
    N b. retained on board
    N c. sent to Commandant, U.S. Coast Guard
    N d. sent to the shipping company

810: In nautical terminology a "dog" is a __________.

    N a. crow bar
    Y b. device to force a water tight door against the frame
    N c. heavy steel beam
    N d. wedge

817: In illustration D044DG, the mooring line labeled "G" is called a(n) __________. (DO44DG )

    N a. forward spring line
    N b. forward breast line
    Y c. inshore bow line
    N d. offshore bow line

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

923: An advantage of nylon rope over manila rope is that nylon rope __________.

    Y a. can hold a load even when a considerable number of the yarns have been abraded
    N b. can be stored on deck, exposed to sunlight
    N c. can be used in conjunction with wire or spring-lay rope
    N d. gives audible warning of overstress whereas manila does not

962: You are the person in charge of a 199-GT uninspected towing vessel engaged in towing from New York to Mexico and then returning, a distance in excess of 600 miles. Which statement is FALSE?

    Y a. The crew members are required to sign articles.
    N b. All deck crew members are to have a Merchant Mariner's Document.
    N c. Able seamen are required in the deck crew.
    N d. The sailors shall be divided into three watches.

1007: When using the term "limber system" one is referring to a __________.

    N a. cleaning system
    Y b. drainage system
    N c. strengthening system
    N d. weight reduction system

1052: A term used to describe the dip in a towline that acts as a shock absorber is __________.

    Y a. catenary
    N b. step
    N c. shock dip
    N d. bight

1078: 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
    Y b. two years imprisonment or $1000
    N c. two years imprisonment or $1500
    N d. two years imprisonment or $2000

1109: Pinching of the cargo hose between the vessel and the dock should be prevented by __________.

    Y a. adjusting the hose supports
    N b. laying out an excess length of hose on deck
    N c. tying off the topping lifts and runners to winch heads
    N d. All of the above

1190: A normal safe working load for used nylon rope in good conditon is __________.

    N a. 10% of its breaking strain
    Y b. 25% of its breaking strain
    N c. 33% of its breaking strain
    N d. 50% of its breaking strain

1355: Ice concentration is measured in OKTAs. What percentage of the sea surface is ice-covered with 6 OKTAs concentration?

    N a. 6%
    N b. 50%
    N c. 60%
    Y d. 75%

1399: Which part of a cargo boom has the greatest diameter?

    N a. Head
    Y b. Middle
    N c. Heel
    N d. It has the same diameter along its complete length.

1590: A thirty pound plate would be __________.

    N a. 3/8" thick
    N b. 1/2" thick
    Y c. 3/4" thick
    N d. 1" thick

1620: Owing to the greater girth of a ship amidships than at the ends, certain strakes are dropped as they approach the bow and stern to reduce the amount of plating at the ends. These strakes are called __________.

    Y a. drop strakes
    N b. stealers
    N c. throughs
    N d. voids

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

1788: Which position shown is the most dangerous when tying up? (D019DG )

    Y a. I
    N b. II
    N c. III
    N d. IV

1800: The figure obtained by dividing the total volume of the ship in cubic feet (after omission of exempted spaces) by 100 is the __________.

    N a. bale cubic
    Y b. gross tonnage
    N c. light displacement
    N d. net tonnage

1839: When relieving the helm, the new helmsman should find it handy to know the __________.

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

1918: Which statement is TRUE concerning hawser towing?

    N a. The catenary in a hawser should be sufficient so that the hawser just touches the bottom.
    N b. The hawser is of sufficient length for towing when taut between tug and tow.
    N c. Increasing speed usually increases the catenary in the hawser.
    Y d. Shortening the tow hawser generally decreases the maneuverability of the tug.

1953: What is likely to occur when you are surging synthetic mooring lines on the gypsyhead during mooring operations?

    N a. The lines may jam and then jump off the gypsyhead.
    N b. If there is sudden strain on the line, the man tending the line may be pulled into the gypsyhead.
    N c. The lines' surging may cause the vessel to surge.
    Y d. The heat generated may cause the lines to temporarily fuse to the gypsyhead.

1965: A maritime lien may be placed against __________.

    N a. any assets that a ship's owner may have
    Y b. a vessel, cargo, or freight
    N c. objects that are fixed and immovable, such as wharves
    N d. the vessel only

1985: You are on a 165 foot (50.3 meters) long vessel with a draft of 9 feet (2.7 meters) and twin screws. Which statement about rescuing a survivor in the water with ship pickup is TRUE?

    N a. You should stop to windward of the man and drift down on him.
    N b. You should stop with the man on your weather beam and twist the ship up to him.
    Y c. A pickup off the weather bow gives maximum maneuverability with the least possibility of injury to the man.
    N d. Ship pick up should never be used with a shallow draft vessel.

1995: The single turn method of returning to a man overboard should be used ONLY if __________.

    N a. the man is reported missing rather than immediately seen as he falls overboard
    Y b. the vessel is very maneuverable
    N c. the conning officer is inexperienced
    N d. a boat will be used to recover the man

2027: Your vessel is issued a load line certificate dated 27 May 1992. What is NOT an acceptable date for one of the surveys for endorsements?

    N a. 28-Feb-93
    Y b. 27-Nov-93
    N c. 26-Aug-94
    N d. 27-May-95

2558: A sling is a device used in __________.

    Y a. hoisting cargo aboard a vessel
    N b. hoisting personnel aboard a vessel
    N c. securing a small boat to a large vessel
    N d. hoisting the anchor

2564: The major components which determine the length of catenary in a deployed anchor cable are water depth, cable tension, and __________.

    N a. environmental forces
    N b. bottom conditions
    Y c. cable weight
    N d. water density

2805: "Hard right rudder" means __________.

    N a. jam the rudder against the stops
    Y b. put the rudder over to the right all the way
    N c. meet a swing to the right, then return to amidships
    N d. put the rudder over quickly to 15 degrees right rudder

2852: On a small passenger vessel the collision bulkhead is __________.

    N a. amidships forward of the engine room
    N b. just forward of the steering compartment
    N c. in the engine room
    Y d. A distance of 5% to 15% of the waterline length abaft the stem measured at the load waterline

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

3141: What is NOT a securing system used on a containership?

    N a. Lashing system
    Y b. Stacking system
    N c. Locking system
    N d. Buttress system

3211: With the buttress securing system, containers of different heights must be stowed __________.

    N a. on the bottom tier on deck
    N b. in the hold
    N c. next to the buttress tower
    Y d. on the top tier

3489: You are lifting a 5-ton weight with a single whip rove on a swinging boom set at an angle of 60° to the horizontal. Use the formula for the size of a shackle with a safe working load and determine the minimum size shackle that should be used to secure the head block to the boom?

    N a. 1 inch
    N b. 1 3/8 inch
    N c. 1 1/2 inch
    Y d. 1 7/8 inch

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

4135: An advantage of using chain lashing on heavy vehicles aboard Ro-Ro vessels is that it __________.

    Y a. has long life
    N b. is light weight
    N c. absorbs shock
    N d. has fine adjustment

4273: During which condition should the operator of a pedestal crane shutdown operations?

    N a. Bunkering
    Y b. High winds
    N c. Potable water spill on deck
    N d. More than 3° list