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.
95: You should keep clear of __________.
Y a. any line under a strain N b. lines that are paying out N c. lines that are coiled down only N d. None of the above are correct 111: You are the licensed Master of a towing vessels operating between New York and Tampa, Florida. If you carry four (4) deckhands onboard, how many must be able seamen?
N a. 1 N b. 2 Y c. 3 N d. 4 149: A standard net barrel of petroleum products is __________.
Y a. 42 gallons at 60°F N b. 48 gallons at 70°F N c. 50 gallons at 50°F N d. 60 gallons at 100°F 152: A petroleum liquid has a flash point of 135°Fahrenheit. This liquid is classed as a grade __________.
N a. B flammable liquid N b. C flammable liquid Y c. D combustible liquid N d. E combustible liquid 167: You are on a large merchant vessel entering a U.S. port. There is a Pilot on board and he has the conn. Which statement is TRUE?
N a. The Pilot is solely responsible for the safe maneuvering of the ship only if he is required to be on board by law. Y b. The Master is responsible for the safe navigation of the ship and the Pilot is employed for his local knowledge. N c. The Pilot is solely responsible for the internal working of the ship. N d. The Pilot becomes solely responsible for the safe navigation of the vessel only if the Master relinquishes the conn. 189: Reid vapor pressure is __________.
N a. exerted by liquid cargo on the sides of a tank N b. exerted by liquid cargo on a cargo hose body N c. the lowest temperature and pressure that will cause a flammable liquid to give off vapors Y d. a measurement of the amount of flammable vapors given off by a liquid at a certain temperature 301: You are signing on a crew. Which person is presenting a Merchant Mariner's Document (MMD) that you should suspect as being invalid?
N a. An AB with an endorsement of "Any unlicensed rating in the deck department including Able Seaman" Y b. A seaman with an MMD only endorsed as "Bosun" N c. A Purser with an MMD only endorsed "See certificate of registry" N d. A Chief Steward with an MMD only endorsed as "Steward's Dept. (FH)" 482: A lot of special cargo of similar cartons is to be loaded aboard your vessel. You examine one of the cartons of the lot shown. What is the total cubic space the consignment will occupy? (Assume no broken stowage.) (D042DG )
N a. 51 cubic feet (1.5 cubic meters) Y b. 58 cubic feet (1.7 cubic meters) N c. 336 cubic feet (10 cubic meters) N d. 700 cubic feet (21 cubic meters) 494: What best describes an anchor buoy?
N a. A black ball that is hoisted when the ship anchors Y b. A buoy attached to the anchor N c. A buoy attached to the scope of an anchor chain N d. A mark of the number of fathoms in an anchor chain 569: In order to reduce the accumulation of static electricity while loading petroleum products, you should __________.
N a. start to load at maximum pressure Y b. start to load slowly N c. increase the air flow into the tank N d. use the overall method of loading only 575: What is a correct reply to a pilot's request, "How's your head"?
N a. "Steady" N b. "Checked" Y c. "Passing 200°" N d. "Eased to 10° rudder" 672: When towing alongside (breasted tow), more forward movement will be imparted to the tow by __________.
N a. increasing the angle of line pull to the keel axis of the tow Y b. reducing the angle of line pull to the keel axis of the tow N c. positioning the towing vessel on the forward end of the tow N d. shortening the length of the tow line 855: Which party must ensure that legal work hour limitations (for both officers and crew members), rest periods and regulations governing work on Sundays and holidays are followed when the vessel is in a safe harbor?
N a. The owner of the vessel N b. The company operating the vessel Y c. The Master of the vessel N d. The company chartering the vessel 857: On vessels over 100 gross tons, whose responsibility is it to ensure that all able seamen in the vessel's crew have the documents and qualifications required by law and regulation?
Y a. Master of the vessel N b. USCG Officer in Charge of Marine Inspection N c. Owner or operator of the vessel N d. Company's personnel director 938: The deck load capacity of a compartment into which you intend to load a cargo of soft brick is 380 lbs. per sq. ft. The stowage factor of the brick is 21.3. Disregarding broken stowage, what is the maximum height the brick may be stacked without endangering the structure?
N a. 1.7 feet Y b. 3.6 feet N c. 5.0 feet N d. 7.1 feet 940: When selecting the fuel oil tanks for the "burn-out" of bunkers during a voyage consideration of all of the following must be taken with the EXCEPTION of __________.
Y a. flashpoint N b. stability N c. trim N d. list 1024: A natural fiber rope can be ruined by dampness because it may __________.
Y a. rot N b. shrink N c. stretch N d. unlay 1030: If an attempt is made to hoist a load that exceeds the capacity of an electric winch, an overload safety device causes a circuit breaker to cut off the current to the winch motor __________.
N a. when the line pull reaches the rated winch capacity Y b. after the line pull exceeds the rated winch capacity N c. after a short build-up of torque N d. immediately 1150: In ship construction, frame spacing is __________.
N a. greater at the bow and stern Y b. reduced at the bow and stern N c. uniform over the length of the vessel N d. uniform over the length of the vessel, with the exception of the machinery spaces, where it is reduced due to increased stresses 1174: Compared to manila line, size for size, nylon line __________.
N a. has less strength than manila line Y b. has more strength than manila line N c. is equivalent to manila line N d. will rot quicker than manila line 1291: "Free pratique" means that __________.
N a. clearance requirements for all regulatory bodies have been met Y b. health requirements have been met and no further quarantine formalities are required N c. shipment will be made at no cost N d. tonnage taxes are not required to be paid 1300: Tonnage openings must be closed by means of __________.
N a. press board N b. steel hatch boards Y c. steel plates N d. wooden hatch boards 1306: You are making mooring lines fast to bitts, stern to, as in some Mediterranean ports. A swell is liable to make the vessel surge. How should you tie up?
Y a. Use manila or synthetic fiber hawsers only. N b. Use wires only from the stern and each quarter. N c. Use synthetic fiber and/or manila hawsers as required. N d. Use wires from each quarter and manila hawsers from the stern. 1499: In illustration D044DG, the mooring line labeled "E" is called a(n) __________. (DO44DG )
N a. bow line N b. forward breast line N c. after spring line Y d. bow spring line 1655: Which knot represents a double blackwall hitch? (DO30DG )
N a. F N b. G Y c. L N d. R 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 1719: What is a CORRECT reply to a pilot's request, "How's your head"?
N a. "Steady" N b. "Eased to 10° rudder" N c. "Checked" Y d. "Passing 50°" 1767: What is the name of the mark indicated by the letter E? (DO03DG )
N a. Fresh water line N b. Winter water line N c. Tropical water line Y d. Summer water line 1788: Which position shown is the most dangerous when tying up? (D019DG )
Y a. I N b. II N c. III N d. IV 1808: Which organization would conduct a survey of the insulation in a reefer compartment prior to loading cargo?
N a. U.S. Customs Service N b. OSHA Y c. American Bureau of Shipping N d. National Cargo Bureau 2053: A mooring line leading 45° to the keel, used to check forward or astern movement of a vessel, is called a __________.
Y a. spring line N b. warp line N c. bow line N d. breast line 2060: In polar regions you should NOT expect to see __________.
N a. mirage effects N b. sea smoke Y c. extensive snowfall N d. false horizons 2185: You are using tackle number 7 to lift a weight of 100 lbs. If you include 10 percent of the weight for each sheave for friction, what is the pull on the hauling part required to lift the weight? (DO29DG )
N a. 200 lbs. N b. 150 lbs. N c. 110 lbs. Y d. 55 lbs. 2238: What is the area of a circle with a radius of 12 feet after a sector of 60° has been removed?
N a. 18.85 square feet N b. 75.40 square feet N c. 94.25 square feet Y d. 376.99 square feet 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 2258: The knot lettered L in illustration DO30DG is a __________. (DO30DG )
N a. square knot Y b. double blackwall hitch N c. fisherman's bend N d. timber hitch 2394: Determine the area of a triangle with a base of 3.5 feet and a height of 4.0 feet.
Y a. 7.0 square ft. N b. 7.5 square ft. N c. 11.5 square ft. N d. 14.0 square ft. 2453: On a ship's crane, the load chart relates the allowable load to the combination of the boom length and __________.
N a. winch speed N b. boom strength Y c. load radius N d. cable strength 2476: At the outbreak of war your ship is caught in an enemy port. Which statement is FALSE?
N a. You should attempt to contact U.S. Consular officials. N b. You should attempt to clear for sea before your ship is interned. Y c. You should resist boarding by local officials. N d. You should try to send a Ship Hostile Action Report to the NGA (formerly NIMA). 2546: The dangerous cargo manifest does NOT indicate __________.
N a. the stowage location of hazardous material aboard the vessel N b. a description of the packaging (drums, boxes, etc.) N c. UN identification numbers Y d. the net weight of each hazardous cargo 2547: In a national emergency, when communicating via the Navy, messages are sent by precedence. A message designated IMMEDIATE will be delivered within __________.
N a. 3 hours to start of business the following day Y b. 30 minutes to 1 hour N c. 1 to 6 hours N d. 10 minutes if possible 2570: When a line is laid down in loose, looping figure-eights, it is said to be __________.
Y a. faked N b. flemished N c. coiled N d. chined 2591: A tow astern is veering from side to side on its towline. The best way of controlling the action is to __________.
N a. trim the tow by the bow Y b. trim the tow by the stern N c. list the tow to windward N d. adjust the length of the towing bridle 2632: The horizontal flat surfaces where the upper stock joins the rudder are the __________.
N a. rudder keys Y b. rudder palms N c. lifting flanges N d. shoes of the rudder 2649: Which type of weld testing can be used to detect internal flaws?
Y a. Radiographic N b. Magnetic particle N c. Dye penetrant N d. Chemical reaction 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. 3080: Which method should be used to warm up the pump turbines prior to discharge?
N a. Lock the turbine rotor and slowly bleed in steam until operating temperature is reached N b. Run the pump at high speed with the discharge valves closed N c. Run the turbine at slow speed with the pump disconnected Y d. Shut the discharge valve and run the pump at slow speed 3092: Item A is the __________. (D024DG )
Y a. lashing N b. drag wire N c. scissor wire N d. tandem wire 3180: A license issued by the U.S. Coast Guard for Master of Towing Vessels is valid for __________.
N a. 2 years and must be renewed N b. 3 years and must be renewed Y c. 5 years and must be renewed N d. life and need not be renewed 3232: The signal man assisting the crane operator has his arm extended with the palm down and holds this position rigidly. This is the signal to __________.
N a. hoist N b. swing Y c. stop N d. lower 3234: Rolling is angular motion of the vessel about what axis?
Y a. Longitudinal N b. Transverse N c. Vertical N d. Centerline 3340: It is NOT advisable to use nylon for alongside towing because it __________.
Y a. stretches too much N b. is too difficult to make fast N c. parts too readily N d. is too susceptible to mildew 3411: When steering a vessel, a good helmsman does NOT __________.
N a. consider steering a vessel a highly responsible job N b. use as little rudder as possible to maintain course Y c. use as much rudder as possible to keep the vessel on course N d. advise his relief of the course being steered 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 4048: You are arriving in port and are assigned to anchor in anchorage circle B-4. It has a diameter of 600 yards and your vessel's LOA is 525 feet. If you anchor in 10 fathoms at the center of the circle, what is the maximum number of shots of chain you can use and still remain in the circle?
Y a. 4 shots N b. 5 shots N c. 6 shots N d. 7 shots 4172: What should be done after putting down the ramp on a Ro-Ro vessel, prior to loading or discharging cargo?
N a. Turn on red cargo light. Y b. Turn on ventilation for cargo holds. N c. Call out the deck department for all hands. N d. None of the above 4175: Which of the following is NOT necessary, prior to loading or discharging cargo on a Ro-Ro vessel?
N a. Turn on ventilation for cargo holds. N b. Lower the stern ramp. Y c. Turn on the red cargo light. N d. Raise/open the stern door. 4237: What is used to power modern pedestal cranes?
N a. Steam N b. Water Y c. Hydraulics N d. All of the above 4256: Which of the following statement(s) is/are FALSE regarding a twin pedestal crane set?
N a. The cranes may be operated independently. N b. The cranes may be interconnected for twin operation. Y c. The cranes are powered by independent internal combustion power units. N d. All of the above 4263: Which statement(s) is/are TRUE concerning crane cargo operations?
N a. Lifting points on all equipment must be safely checked prior to commencing a lift. N b. Cargo loaded into vehicles and/or containers prior to lifting needs to be properly secured so as to prevent shifting during transport. N c. Never exceed crane manufacturer’s limits concerning the safe working loads of cargo jibs. Y d. All the above