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.
24: A crack in the deck plating of a vessel may be temporarily prevented from increasing in length by __________.
N a. cutting a square notch at each end of the crack Y b. drilling a hole at each end of the crack N c. slot-welding the crack N d. welding a doubler over the crack 39: Combustible liquids are divided into how many grades?
N a. One Y b. Two N c. Three N d. Four 128: Which is characteristic of a "special cargo"?
N a. The cargo gives off toxic gases when heated. N b. Periodic inspection is required while in transit to prevent spoilage. Y c. It is of high value or easily pilferable. N d. It must be stowed on deck. 128: Which is characteristic of a "special cargo"?
N a. The cargo gives off toxic gases when heated. N b. Periodic inspection is required while in transit to prevent spoilage. Y c. It is of high value or easily pilferable. N d. It must be stowed on deck. 164: A look-out should report objects sighted using __________.
N a. true bearings N b. magnetic bearings N c. gyro bearings Y d. relative bearings 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 335: You are steaming in a heavy gale and find it necessary to heave to. Under most circumstances, this is best done by __________.
N a. stopping the engines and drifting beam to the seas N b. going slow astern and taking the seas on the quarter Y c. taking the sea fine on the bow and reducing the speed to the minimum to hold that position N d. maintaining speed and taking the sea broad on the bow 378: In preparation for receiving chilled reefer cargo, the reefer space has been precooled for over twenty-four hours. Loading may begin when the space has been cooled to a temperature between __________.
N a. -10°F (-23°C) and +10°F (-12°C) N b. 12°F (-11°C) and 20°F (-7°C) Y c. 28°F (-2°C) and 40°F ( 4°C) N d. 42°F (6°C) and 55°F (13°C) 409: A tanker is loaded with 5,000 barrels of petroleum. The cargo was loaded at a temperature of 70°F, and the coefficient of expansion is .0004. What is the net amount in barrels of cargo loaded?
N a. 4800 Y b. 4980 N c. 5020 N d. 5200 444: A metal object on the pier resembling a tree stump and made to receive mooring lines is a __________.
N a. bight Y b. bollard N c. chock N d. camel 461: Where is the best location to install a towing hook?
N a. Forward of the towing bitts N b. On the fantail N c. Near the Norman Pins Y d. Just aft of amidships 526: You are going ahead on twin engines with rudders amidships. Your port engine stalls. To continue your course you should __________.
Y a. apply right rudder N b. apply left rudder N c. keep your rudder amidships N d. increase engine speed 527: What equipment is NOT used to protect a towing hawser?
N a. Hawser boards and chafing gear Y b. Halyards and snaphooks N c. Seizing wire, rope yarn and marline N d. Norman pins and tow spans 616: "Ice blink" is __________.
N a. the dark appearance of the underside of a cloud layer due to reflection of a surface of open water N b. the soft light appearance on the underside of a cloud layer due to reflection from a surface of open water Y c. the yellowish-white glare on the underside of a cloud layer N d. "water sky" 671: A Permit to Proceed is issued by the __________.
N a. American Bureau of Shipping N b. National Cargo Bureau Y c. U.S. Coast Guard N d. U.S. Department of Labor 675: An advantage of the modified Christmas Tree towing method is to __________.
N a. increase the towing hawser's catenary and provide more spring Y b. reduce catenary, allow operation in shallower water, and to release one barge without breaking up the entire tow N c. enable one tug and its crew without any outside assistance to make up or break down the tow N d. provide rapid delivery of logs from the northwestern United States to Hawaiian sawmills 692: The tow makeup that is designed to keep the catenary of the tow hawser to a minimum is called the __________.
Y a. Christmas tree tow N b. tandem tow N c. British tow N d. tandem tug tow 818: Your vessel has a deadweight capacity of 5000 tons and a cubic capacity of 300,000 cu. ft. You are to load lead, with a stowage factor of 18, and cotton, with a stowage factor of 80. If you load full and down, how much cotton should you load?
N a. 1613 tons N b. 2190 tons N c. 2810 tons Y d. 3387 tons 838: You are going to load bales of wool having a stowage factor of 110 in #3 lower hold which has a bale cubic of 72,000. If broken stowage is figured at 15%, how many tons of the wool can be stowed?
Y a. 556 N b. 654 N c. 752 N d. 770 850: Panting frames are located in the __________.
N a. after double bottoms N b. centerline tanks on tankships Y c. fore and after peaks N d. forward double bottoms 866: For the deepest water when rounding a bend in a river, you should navigate your vessel __________.
N a. toward the inside of the bend Y b. toward the outside of the bend N c. toward the center of the river just before the bend, then change course for the river's center after the bend N d. in the river's center 875: Which statement, concerning offshore supply vessel operations, correctly defines the length of a voyage?
N a. The distance from the point of departure to the vessel's first stop N b. The distance from the point of departure to the most distant point offshore Y c. The total distance from the port of departure to the port of arrival, not including stops at offshore points N d. The shortest measurable distance from the port of departure to the port of arrival 892: On a shallow water tow, the catenary of the towline should be __________.
N a. large Y b. small N c. eliminated N d. adjusted frequently 900: Camber, in a ship, is usually measured in __________.
N a. feet per feet of breadth N b. feet per feet of length Y c. inches per feet of breadth N d. inches per feet of length 916: A condition where two currents meet at the downstream end of a middle bar can be determined by a __________.
N a. small whirlpool N b. smooth patch of water Y c. V-shaped ripple with the point of the V pointing downstream N d. V-shaped ripple with the point of the V pointing upstream 936: A precaution you should take before bunkering is to __________
N a. plug the vents N b. plug the sounding pipes Y c. plug the scuppers N d. close the lids on the vents 1041: The document on a vessel, annually endorsed by an American Bureau of Shipping surveyor, is called the __________.
N a. Certificate of Inspection N b. Classification Certificate Y c. Load Line Certificate N d. Seaworthy Certificate 1062: An IOPP Certificate on an inspected vessel is valid for what period of time?
N a. 6 months N b. 12 months N c. 18 months Y d. 5 years 1107: You are rigging a stage over the vessel's side and are securing the downhaul with lowering turns at your end of the stage. When finished, the remainder of the line should be __________.
Y a. lowered down into the water N b. coiled on the stage with the bitter end on the bottom N c. coiled on the stage with the bitter end on top N d. coiled on deck to be slacked down by a seaman as needed 1124: Which material makes the strongest mooring line?
N a. Sisal N b. Manila Y c. Nylon N d. Polyethylene 1147: You are on watch and the pilot has just anchored the vessel. The next thing that you should do after the anchor has been let go is to __________.
N a. stop the engines N b. escort the pilot to the accommodation ladder Y c. plot the vessel's position on the chart N d. make a round of the weather decks 1243: You are on watch at sea and find it prudent to call the Master to the bridge due to traffic congestion. The moment that the Master officially relieves you of the conn is whenever __________.
N a. a watchstander announces "Captain's on the bridge" N b. you call the Captain to the bridge in a traffic situation Y c. the Master specifically informs you that he has the conn N d. the Captain states the course being steered 1442: You are on an ice-reinforced vessel about to enter pack ice. You should __________.
N a. enter the pack on the windward side where there is a well defined ice edge N b. trim to an even keel or slightly down by the bow to take maximum benefit of the ice reinforcement N c. take maximum advantage of coastal leads caused by offshore winds Y d. look for areas of rotten ice and enter perpendicular to the ice edge 1666: While anchoring your vessel, the best time to let go the anchor is when the vessel is __________.
N a. dead in the water Y b. moving slowly astern over the ground N c. moving fast ahead over the ground N d. moving fast astern over the ground 1674: Which is NOT a type of seizing?
N a. Flat seizing N b. Racking seizing N c. Throat seizing Y d. Tube seizing 1730: A disk with a horizontal line through its center, equivalent to the summer load line, is called the __________.
N a. deadrise mark N b. maximum allowable draft mark Y c. Plimsoll mark N d. tonnage mark 1749: A sling is rigged on a piece of pipe weighing 1000 lbs. The angle between the sling legs is 140° and the legs are of equal length. What stress is exerted on each sling leg when the pipe is lifted?
N a. 1318 lbs. N b. 1366 lbs. N c. 1414 lbs. Y d. 1462 lbs. 1849: The knot lettered U is a __________. (DO30DG )
Y a. half hitch N b. round knot N c. becket bend N d. plain whipping 2065: A continual worsening of the list or trim indicates __________.
N a. negative GM Y b. progressive flooding N c. structural failure N d. an immediate need to ballast 2094: A large basin cut into the shore, closed off by a caisson, and used for dry docking of ships is known as a __________.
N a. slipway Y b. graving dock N c. ground warp N d. caisson dock 2245: To determine the number of certificated lifeboatmen required on a vessel, you should check the __________.
N a. Load Line Certificate Y b. Certificate of Inspection N c. Safety of Life at Sea Certificate N d. operations manual 2254: You are using tackle number 4 to lift a weight. The hauling part of this tackle is bent to the weight hook (w) of tackle number 10. What is the mechanical advantage of this rig? (D029DG )
N a. 4 N b. 5 N c. 9 Y d. 20 2260: Cargo that gives off fumes that may contaminate other cargo is known as a(n) __________.
N a. delicate cargo N b. dirty cargo N c. toxic cargo Y d. odorous cargo 2289: A seaman you have just discharged has a Continuous Discharge Book. Which statement is TRUE?
Y a. The record of entry in the continuous discharge book shall agree with the entry made in the Ship's Articles. N b. If the vessel was on coastwise articles, the record of discharge will be made in the Official Logbook. N c. An entry should be made in the book and a Certificate of Discharge issued to the seaman. N d. A Certificate of Discharge form should be attached to the book. 2291: Before a Master relieves a Pilot of the conn, the __________.
N a. Master must first request the Pilot to take corrective action N b. Master should agree to sign a release of liability form Y c. Master should foresee any danger to the vessel on the present course N d. vessel must be in extremis 2343: When securing a hook to the end of a wire rope you should use __________.
N a. a bowline knot N b. a long splice N c. an overhand knot with a wire rope clip Y d. wire rope clips with a thimble eye 2512: Ultrasonic testing is used to determine the thickness of a vessel's shell plating and to __________.
N a. provide tail shaft clearances Y b. test welds for subsurface defects N c. check the wear of the rudder carrier bearing N d. test the links of the anchor cables while being ranged 2656: What is an example of the term "Restraint of Rulers, Princes, or Peoples" in a marine insurance policy?
Y a. A prohibition from loading a cargo from a country when the cargo may be a carrier of infectious diseases. N b. Arrest of a vessel by legal authorities to satisfy claims through exercise of a maritime lien. N c. Damage caused by riot of the population of a port. N d. Losses caused by fines from polluting the harbor after malfunction of a piping system. 2684: Which statement about bilge keels is CORRECT?
N a. They are critical strength members and require careful design consideration. Y b. They increase resistance to rolling. N c. They attach to a low stress area. N d. They provide support when the vessel is dry docked. 2976: Which statement is TRUE with respect to shiphandling procedures in ice?
N a. Never go "full astern" at any time while in ice. Y b. Go astern in ice with extreme care - always with rudder amidships. N c. Enter ice at medium speeds to reduce impact. N d. The presence of a snow cover on the ice assists a vessel's progress through an ice field. 3012: Which statement about the ventilation of bulk coal is TRUE?
N a. Coal should not be ventilated; all oxygen should be excluded from the cargo. N b. Coal should be through-ventilated to remove methane and reduce the heat of spontaneous combustion. N c. Coal should be ventilated only if temperatures in the center of the cargo exceed 125°F. Y d. Coal should be surface ventilated only. 3436: The signal man assisting the crane operator has one hand occupied and one fist in front of his chest with the thumb pointing outward and is tapping his chest with the heel of his fist. This is the signal to __________.
N a. extend the boom N b. lower the boom Y c. retract the boom N d. hoist the boom 3446: The best way to determine if a load is within maximum lift limits is to use __________.
N a. a boom angle indicator Y b. a load weight indicator N c. material invoices for shipping weights N d. prior experience with similar lifts 3550: When can a look-out leave his duty station?
N a. 15 minutes before the end of the watch N b. At the end of the watch Y c. When properly relieved N d. At any time 3654: Horizontal transverse motion of a vessel is known as __________.
N a. pitch N b. surge Y c. sway N d. heave 3690: The part of the anchor indicated by the letter I is the __________. (D038DG )
N a. tripping palm Y b. fluke N c. bill N d. stock 3726: You are lifting a one-ton weight with a swinging boom. When comparing the stresses on the rig with the boom at 20° to the horizontal to the stresses when the boom is at 60° to the horizontal, which statement is TRUE?
N a. The angle of elevation does not change the stresses in the masthead fairlead for the topping lift. Y b. The stress on the head block is greater at 60°. N c. The stress on the heel block is greater at 60°. N d. The thrust on the boom is greater at 20°. 4072: How should you signal the crane operator to stop in an emergency?
N a. Extend arm with the palm down and hold this position rigidly. N b. Place clasped hands in front of your body. Y c. Extend arm and move hand rapidly right and left with the palm down. N d. Place both fists in front of the body with the thumbs pointing outward. 4183: Which of the following lashing gear used aboard Ro-Ro vessels should be maintained when not in use?
N a. Chain N b. Wire rope N c. Webbing Y d. All of the above 4236: What is another description for a tandem crane lift?
N a. Single crane hoisting 30 tons N b. Twin cranes hoisting 60 tons Y c. Quad lift hoisting 120 tons N d. All of the above