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.


10: You are scheduled to load a bulk shipment of steel turnings. Which statement is TRUE?


150: Protective clothing must be worn while sampling hazardous cargo on a tankship, and as a minimum includes __________.


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


240: The best way to lift many small articles aboard your vessel is with a __________.

    Y a. pallet
    N b. barrel hook
    N c. spreader
    N d. snotter

302: You are on a multiple-product chemical tanker with orders to load diethylamine. What is NOT a requirement for transporting this cargo?

    N a. You must have two toxic vapor detectors or the pumproom must meet special requirements.
    N b. Each crew member must be provided with an emergency escape breathing apparatus.
    Y c. A person taking cargo samples must wear protective clothing.
    N d. If you are carrying propionic acid also, the venting systems must be segregated.

711: If an alien stowaway is discovered aboard your vessel, his name must be placed on the __________.

    N a. Alien Crew List
    N b. Crew List
    N c. Passenger List
    Y d. separate Passenger List marked stowaways

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

    N a. Galley fitted with range or oven
    N b. Open structures
    N c. Passenger spaces
    Y d. Boatswain's stores

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

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

828: Your vessel's available bale cubic capacity is 625,000 and her available cargo capacity is 10,000 deadweight tons. Disregarding broken stowage, how many tons of pyrite (stowage factor - 13) and how many tons of cork (s.f. - 150) must be loaded to be full and down?

    Y a. 6387 tons pyrite, 3613 tons cork
    N b. 6721 tons pyrite, 3279 tons cork
    N c. 7500 tons pyrite, 2500 tons cork
    N d. 9133 tons pyrite, 867 tons cork

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

901: What is required to be entered into the Official Logbook?

    Y a. Opening a sideport at sea to renew a gasket
    N b. The annual required stripping and cleaning of the lifeboats
    N c. The biennial weight test of the lifeboats and falls
    N d. The drafts on entering port

910: The purpose of sheer in ship construction is to __________.

    Y a. allow the ship to ride waves with drier decks
    N b. eliminate the need for butt straps
    N c. eliminate the need for margin plates
    N d. give greater strength at the deck edge

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

983: When a vessel is on autopilot steering, the "weather " control is adjusted to compensate for which severe weather effect on a vessel?

    Y a. Yaw
    N b. Roll
    N c. Pitch
    N d. Leeway

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

    N a. 29.49 numeral
    Y b. 31.97 numeral
    N c. 33.61 numeral
    N d. 35.12 numeral

993: Your vessel is docking, but not yet alongside. Which line will be the most useful when maneuvering the vessel alongside the pier?

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

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

1037: After an IOPP Certificate is issued to an inspected vessel, how many other surveys of the vessel's pollution prevention equipment are conducted during the period of validity of the certificate?

    N a. None
    N b. One
    N c. Two
    Y d. Three

1068: You shall notify the nearest Coast Guard Marine Inspection Office as soon as possible when your vessel has been damaged in excess of __________.

    N a. $1,000
    N b. $1,500
    N c. $10,000
    Y d. $25,000

1155: In the context of shiphandling, what would be the definition of shallow water?

    Y a. Water depth of less than twice a vessel's draft
    N b. Water depth of less than 1½ times a vessel's draft
    N c. Under keel clearance of twice a vessel's draft
    N d. Under keel clearance of less than 10 feet

1264: Which type of line is best able to withstand sudden shock loads?

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

1272: You are on a tankship carrying benzene in bulk. Which statement is TRUE?

    N a. No other cargoes may be carried due to the possibility of contamination by a carcinogen.
    N b. The crew quarters must have positive-pressure ventilation to prevent the fumes from entering the living spaces.
    N c. Benzene is not a cancer-causing agent.
    Y d. Personnel working in regulated areas must use respirators.

1326: After casting off moorings at a mooring buoy in calm weather, you should __________.

    N a. go full ahead on the engine(s)
    Y b. back away a few lengths to clear the buoy and then go ahead on the engines
    N c. go half ahead on the engines and put the rudder hard right
    N d. go half ahead on the engines and pass upstream of the buoy

1376: Generally speaking, the most favorable bottom for anchoring is __________.

    N a. very soft mud
    N b. rocky
    Y c. a mixture of mud and clay
    N d. loose sand

1414: A wire rope that has been overstrained will show __________.

    N a. a bulge in the wire where the strain occurred
    Y b. a decrease in diameter where the strain occurred
    N c. a kink in the wire where the strain occurred
    N d. no visible effects of an overstrain

1435: Which letter shown represents a clove hitch? (DO30DG )

    Y a. X
    N b. U
    N c. T
    N d. R

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

1539: Electric cargo winches have an overload safety device which normally cuts the current to the winch motor __________.

    Y a. after torque causes line pull to exceed the rated capacity of the winch
    N b. before the line pull reaches the rated capacity of the winch
    N c. when the line pull reaches the breaking strength of the fall
    N d. before the safe working load of the fall is reached

1552: Which picture represents a stopper hitch? (DO30DG )

    N a. M
    Y b. N
    N c. R
    N d. L

1625: All inspected vessels on unrestricted ocean routes must have equipment on board for testing an individual's __________.

    N a. blood
    Y b. breath
    N c. urine
    N d. All of the above

1649: What is required to be stenciled at the heel of a cargo boom?

    N a. Maximum angle of elevation permitted
    N b. Date of the last quadrennial test
    Y c. Safe working load
    N d. Maximum load when doubled up

1654: Which knot should be used to bend two hawsers together for towing?

    Y a. Double carrick bend
    N b. Fisherman's bend
    N c. Heaving line bend
    N d. Rolling hitch

1670: The term "strake" is used in reference to __________.

    N a. rudder mountings
    N b. anchor gear
    Y c. hull plating
    N d. vessel framing

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.

1766: When anchoring in a current, you should __________.

    N a. drop the anchor with the bow headed downstream
    N b. back your vessel into the current
    Y c. anchor while stemming the current
    N d. All of the above

1790: Which space(s) is(are) exempt when measuring gross tonnage?

    N a. Auxiliary machinery spaces above the uppermost continuous deck
    N b. Steering gear room
    N c. Part of the wheelhouse used to control vessel
    Y d. All of the above

1798: You are on a single-screw vessel with a left-handed propeller making no way in the water. How will your vessel react when you apply right rudder?

    N a. Bow will kick to starboard
    N b. Bow will kick to port
    Y c. Rudder alone has no effect on the vessel
    N d. Stern will kick to port, then slowly swing to starboard

1814: In illustration D044DG, the mooring line labeled "D" is called a(n) __________. (DO44DG )

    N a. stern line
    N b. forward spring line
    N c. waist breast line
    Y d. after spring line

1815: "Ease the rudder" means to __________.

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

2010: On the cargo manifest, the total weight of a box containing cargo is the __________.

    N a. tare weight
    N b. net weight
    Y c. gross weight
    N d. cargo weight

2147: What is the name of tackle number 8? (DO29DG )

    N a. Parbuckle
    Y b. Gun tackle
    N c. Single purchase
    N d. Single luff tackle

2279: In plugging submerged holes; rags, wedges, and other materials should be used in conjunction with plugs to __________.

    N a. reduce the water pressure on the hull
    N b. reduce the possibility of stress fractures
    N c. prevent progressive flooding
    Y d. reduce the water leaking around the plugs

2290: The sprocket teeth on a wildcat are known as the __________.

    N a. pawls
    N b. devil's claws
    Y c. whelps
    N d. pockets

2509: What is the purpose of cant frames in steel vessels?

    N a. To support the overhang of the stern
    Y b. To provide strength to shell plating at the stern
    N c. To add strength to the deck beams which support the weather decks
    N d. To support the plating of a cylindrical tank

2532: For a given weight of cargo, the stress on the heel block of a cargo boom __________.

    N a. increases as the cargo closes the head while hoisting
    N b. increases if the cargo runner is doubled up
    Y c. decreases as the boom is topped to a greater angle
    N d. is determined by the thrust stresses on the boom

2534: Great Lakes vessels, using liferafts, must have sufficient liferaft capacity on each side of the vessel to accommodate at least __________.

    N a. 50% of the persons on board
    Y b. 100% of the persons on board
    N c. 100% of the persons normally assigned to those spaces
    N d. 150% of the crew

2606: You are approaching the pilot station with the wind fine on the starboard bow and making about 3 knots. You can help to calm the seas by taking what action just before the pilot boat comes along on the port side?

    N a. Backing full
    N b. Stopping the engines
    N c. Giving right full rudder
    Y d. A short burst of ahead full with left full rudder

2707: In which casualty case is it UNNECESSARY to notify the local Coast Guard Marine Safety Office?

    N a. Your vessel is backing from a dock and runs aground, but is pulled off by tugs in 30 minutes.
    N b. A seaman is injured and in the hospital for four days.
    Y c. Your vessel strikes a pier and does $1,500 damage to the pier but no damage to the vessel.
    N d. A nylon mooring line parts while the vessel is tied up and kills a harbor worker who was on the pier.

2785: You are proceeding under NCS (Naval Control of Shipping) and wish to send a message by rapid transmission which does not require a higher precedence. Which precedence would you assign this message?

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

2906: You are planning to anchor in an area where several anchors have been lost due to fouling. As a precaution, you should __________.

    N a. anchor using both anchors
    N b. anchor with scope of 8 or more to 1
    N c. use a stern anchor
    Y d. fit a crown strap and work wire to the anchor

2930: A large vessel is equipped with a controllable pitch propeller. Which statement is TRUE?

    Y a. When dead in the water, it is often difficult to find the neutral position and slight headway or sternway may result.
    N b. When going directly from full ahead to full astern, there is complete steering control.
    N c. When the vessel has headway and the propeller is in neutral, there is no effect on rudder control.
    N d. When maneuvering in port, full ahead or astern power can usually be obtained without changing shaft RPM.

3447: The best method to secure a tow line to a cleat is to __________.

    Y a. take a turn around the cleat, then figure-eights, and a half-hitch
    N b. make figure-eights, followed by a half-hitch, then a figure-eight knot
    N c. take a turn, a half turn, and a figure-eight
    N d. take several turns around the cleat only

3490: A device used to tighten up remaining slack in wire rope when you are making up to a tow in inland waters is a __________.

    N a. tripping line
    N b. tripping bracket
    N c. norman pin
    Y d. steamboat ratchet

3541: You have orders to load cargoes of carbon disulfide, diisopropylamine and pyridine on your multi-product tankship. Which statement is TRUE?

    N a. Carbon disulfide may be carried in NOS. 1 and 2 center tanks and diisopropylamine in NOS. 1 and 2 wing tanks.
    N b. Pyridine and diisopropylamine may be carried in tanks having a common header vent.
    N c. Carbon disulfide must be separated from pyridine by two barriers (cofferdams, voids, empty tanks, etc.).
    Y d. A tank of pyridine may be used to separate a tank of carbon disulfide from a tank of diisopropylamine.

4071: The head block is located___________.

    N a. at the base of the boom
    Y b. at the head of the boom
    N c. at the head of the mast
    N d. on top of the jack staff

4158: Which of the following element(s) should be taken into account in the preparation of the "Cargo Securing Manual"?

    N a. Weight of cargo units and vehicles
    N b. Types of cargo units and vehicles to be carried
    N c. Dynamic forces under adverse weather conditions
    Y d. All of the above

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

4185: How could lashing gear used aboard Ro-Ro vessels be stowed when not in use?

    N a. Drape along brackets
    N b. Hang vertically in a sheltered area
    N c. Stow in bins at hatch coming side
    Y d. All of the above

4205: Which piece of equipment is required to "twin-up" 30-ton pedestal cranes aboard a crane vessel?

    N a. Portable power swivel
    Y b. Equalizing beam
    N c. 20-foot container spreader
    N d. 40-foot container spreader

4206: Which piece(s) of equipment is/are required to "twin-up" 30-ton pedestal cranes aboard a crane vessel?

    Y a. Equalizing beam
    N b. Portable power swivel
    N c. 20-foot container spreader
    N d. All of the above