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.
156: When heading on a course, you put your rudder hard over. The distance traveled parallel to the direction of the original course from where you put your rudder over to any point on the turning circle is known as __________.
Y a. advance N b. head reach N c. tactical diameter N d. transfer 156: When heading on a course, you put your rudder hard over. The distance traveled parallel to the direction of the original course from where you put your rudder over to any point on the turning circle is known as __________.
Y a. advance N b. head reach N c. tactical diameter N d. transfer 157: The proper way to correct a mistake in the logbook is to __________.
Y a. draw a line through the entry, rewrite, and initial the correction N b. draw several lines through the entry, rewrite, and initial the correction N c. erase the entry and rewrite N d. completely black out the entry, rewrite, and initial the correction 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 306: You are aboard a single-screw vessel with a right-handed propeller. The vessel is dead in the water and the rudder is amidships. If you reverse your engine you would expect your vessel to __________.
Y a. kick its stern to port N b. kick its stern to starboard N c. move astern without swinging N d. swing its stern to starboard, then to port 319: Static electricity may be built up by the __________.
N a. flow of petroleum through pipes N b. spraying or splashing of petroleum N c. settling of solids or water in petroleum Y d. All of the above 394: The rope which is rove from the truck to be used with a bos'n's chair is called a __________.
Y a. gantline N b. life line N c. strop N d. whip 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. 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 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 554: Which part of the patent anchor performs the same function as the stock of an old fashioned anchor; that is, forces the flukes to dig in?
N a. Bill or pea N b. Arm N c. Shank Y d. Tripping Palm 576: In twin-screw engine installations while going ahead, maneuvering qualities are most effective when the tops of the propeller blades both turn __________.
N a. to starboard Y b. outboard from the center N c. to port N d. inboard toward the center 591: What will NOT be found on the Certificate of Inspection of an ocean going tankship?
N a. Manning requirements Y b. Minimum freeboard permitted N c. Grade(s) of cargoes that the vessel may carry N d. Waters upon which the vessel may be operated 631: At least one reinspection shall be made on each vessel holding a Certificate of Inspection valid for two years. This inspection shall be held between the tenth and fourteenth months of the duration period of the certificate and shall be __________.
N a. at the discretion of the inspector, but in no greater detail than required for original certification N b. at the discretion of the inspector, but in no lesser detail than required for original certification Y c. generally similar in scope to the inspection required for certification, but in less detail N d. equivalent to the inspection required for certification 784: Marline is __________.
N a. four-stranded sisal line N b. three-stranded cotton line N c. sail twine Y d. two-stranded hemp cord 808: You are loading a cargo of cases into a hold which has a bale cubic of 44,000. The cargo consists of cases measuring 4 ft by 2 ft by 1.5 ft. Estimated broken stowage is 15%. What is the maximum number of cases which can be stowed in the hold?
N a. 3096 Y b. 3116 N c. 3136 N d. 3156 904: In order to help protect a natural fiber rope from rotting, the line must be __________.
Y a. dried, and stowed in a place with adequate ventilation N b. stowed in a hot, moist compartment N c. stowed on deck at all times N d. stowed in any compartment 934: Which method is used to detect rot in manila lines?
Y a. Opening the strands and examining the inner fibers N b. Measuring the reduction in circumference of the line N c. Observing for the appearance of mildew on the outer surface N d. Feeling the surface of the line for broken fibers 934: Which method is used to detect rot in manila lines?
Y a. Opening the strands and examining the inner fibers N b. Measuring the reduction in circumference of the line N c. Observing for the appearance of mildew on the outer surface N d. Feeling the surface of the line for broken fibers 971: A journal kept by the officer of the watch in which day to day happenings are recorded regarding the deck department is the __________.
N a. cargo record book Y b. deck rough log N c. bell book N d. Official Logbook 976: When the period of beam seas equals the natural rolling period of a vessel, what will most likely occur?
N a. Excessive pitching N b. Excessive yawing Y c. Excessive rolling N d. No change should be evident 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 1081: You are Master of a U.S. flag vessel which was dry docked for bottom cleaning in Rotterdam, Netherlands. Upon return to a U.S. port, you must __________.
Y a. file a customs' form for duty on this repair N b. file no extra reports N c. file a report of the dry docking with the U.S.C.G. Officer in Charge, Marine Inspection N d. obtain a U.S. Coast Guard diver to certify the work 1172: You are making a sharp turn in a channel and using a buoy four points on the bow to gauge your rate of turn. If you observe the buoy moving aft relative to you, what should you do?
Y a. Increase the rate of turn N b. Decrease the rate of turn N c. Maintain a constant rate of turn N d. Decrease speed 1213: What minimum size manila line is required to hold a weight of 932 pounds, if you use a safety factor of six?
N a. 2.0" Y b. 2.5" N c. 3.0" N d. 3.5" 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. 1330: Beams are cambered to __________.
N a. increase their strength Y b. provide drainage from the decks N c. relieve deck stress N d. All of the above 1458: The catenary in a towline is __________.
N a. a short bridle Y b. the downward curvature of the hawser N c. another name for a pelican hook N d. used to hold it amidships 1720: Your vessel is to dock bow first at a pier. Which line will be the most useful when maneuvering the vessel alongside the pier?
Y a. Bow spring line N b. Bow breast line N c. Stern breast line N d. Inshore head line 1913: An example of a messenger is a __________.
N a. fairlead Y b. heaving line N c. stay N d. warp 1975: The knot lettered F in illustration DO30DG is a __________. (DO30DG )
N a. becket bend N b. square knot N c. fisherman's bend Y d. round turn and two half hitches 2013: A mooring line that checks forward motion of a vessel at a pier is a __________.
N a. bow line N b. forward bow line Y c. stern line N d. stern 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 2132: Which statement concerning dual-tonnage vessels is TRUE?
N a. The dual-tonnage mark is always marked above the load line marks. N b. The tonnages referred to are the displacement tonnage and gross tonnage. Y c. A single-deck vessel may not be assigned dual tonnages. N d. The dual-tonnage mark must never be submerged beyond the freshwater allowance. 2159: What is the mechanical advantage of tackle number 9? (DO29DG )
N a. 1 N b. 2 N c. 3 Y d. 4 2229: You are using tackle number 5 to lift a weight. The hauling part of this tackle is bent to the weight hook of tackle number 9. What is the mechanical advantage of this rig? (DO29DG )
Y a. 20 N b. 9 N c. 5 N d. 4 2250: You have determined the maneuvering characteristics of your vessel by taking radar ranges and bearings of an isolated light while making a turn. The results are as shown. Based on this data what is the transfer for a turn of 90°? (D035DG )
Y a. 380 yards N b. 430 yards N c. 485 yards N d. 525 yards 2335: When two lines are spliced together, __________.
N a. the size of the lines at the splice decreases Y b. they are stronger than if knotted together N c. the overall strength of each line is increased N d. the bitter ends will resist rotting 2384: What is the volume of a sphere with a radius of 3 feet?
Y a. 113.08 cubic ft. N b. 96.57 cubic ft. N c. 37.69 cubic ft. N d. 28.23 cubic ft. 2521: The period of roll is the time difference between __________.
N a. zero inclination to full inclination on one side N b. full inclination on one side to full inclination on the other side Y c. full inclination on one side to the next full inclination on the same side N d. zero inclination to the next zero inclination 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 2659: The shearing stresses on a ship's structure are usually greatest at __________.
N a. the bow N b. the stern N c. midships Y d. the ship's quarter-length points 2798: The primary purpose of the stud is to prevent the anchor chain from __________.
Y a. kinking N b. distorting N c. elongating N d. breaking 2942: How should you signal the crane operator to move slowly?
Y a. Use one hand to give any motion signal, and place the other hand motionless in front of the hand giving the motion signal. N b. Extend arm with the thumb pointing up, and flex the fingers in and out for as long as the load movement is desired. N c. First tap your elbow with one hand and then proceed to use regular signals. N d. First tap the top of your head with your fist and then proceed to use regular signals. 3031: Before a Master relieves a Pilot of the conn, the __________.
N a. vessel must be in extremis N b. Master must request the Pilot to take corrective action N c. Master should release the Pilot from all liability Y d. Master should foresee any danger to the vessel on the present course 3066: A list man would expect to see any of the following light signals EXCEPT __________.
N a. two red lights N b. one green light N c. one white light Y d. one amber light 3291: The riding pawl is __________.
N a. a safety interlock in a cargo winch that prevents the runner from overspeeding Y b. a stopper that prevents the anchor cable from running free if the cable jumps the wildcat N c. the device that locks the deck lashings of the Peck and Hale system N d. the lug that rides on the eccentric rib and engages the locking ring on the windlass 3378: The part of the anchor indicated by the letter F is the __________. (D038DG )
Y a. shank N b. bar N c. stock N d. shot 3434: The Scharnow turn should be used in a man overboard situation only when __________.
N a. the man can be kept in sight from the bridge while maneuvering N b. the turn is started immediately when the man goes over Y c. there has been sufficient time elapsed since the man went over to complete the maneuver N d. the vessel has twin screws to assist in making the turn 3472: You are the Master of a 500 gross ton passenger vessel operating on rivers. Your vessel accidentally runs aground. Under the regulations for passenger vessels, you must notify the __________.
Y a. nearest Coast Guard Marine Safety or Marine Inspection Office as soon as possible N b. Coast Guard only if the grounding results in damage to property in excess of $(SA)25,000 N c. Coast Guard only if the grounding results in a loss of life N d. Coast Guard only if the grounding results in injury to personnel 3530: Which is NOT a duty of a look-out?
N a. Refuse to talk to others, except as required by duty. N b. Remain standing during your watch. N c. Report every sighting. Y d. Supervise any deck work going on in the area. 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 3728: The main reason a long towline is used during an ocean tow is that __________.
N a. a margin of safety is provided should the line part N b. the towline will wear more evenly Y c. there will be less stress on the towline N d. a slight increase in speed will be realized 4012: The purpose of item G is to __________. (D024DG )
N a. distribute the vessel's thrust over a wider area N b. prevent the towboat from capsizing if item I should part Y c. prevent the knee from shifting when the rudder is put hard over N d. keep the barges from shifting fore and aft 4044: You are arriving in port and are assigned to anchor in anchorage circle B-4. It has a diameter of 500 yards and your vessel's LOA is 484 feet. If you anchor in 8 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?
N a. 6 shots N b. 5 shots N c. 4 shots Y d. 3 shots 4149: Which of the following statements is TRUE regarding lashing requirements to secure vehicles aboard Ro-Ro vessels?
N a. The securing of cargo on flats and trailers must be adequate to withstand road motions only. N b. The movements experienced by road borne cargo are the same as the movements of a ship at sea. Y c. The generally recommended lash angle is no greater than 45 degrees relative to the deck in any direction. N d. It is not necessary for an adequate number of securing points on the vehicles themselves since setting the brakes is sufficient. 4157: Which of the following element(s) should be taken into account in the preparation of the "Cargo Securing Manual"?
N a. Duration of the voyage N b. Types of cargo units and vehicles to be carried N c. Weight of cargo units and vehicles Y d. All of the above 4233: The 30 ton capacity pedestal cranes shown in the illustration can lift a maximum weight of how many tons when two cranes are married together in twin with the other pair of cranes at the opposite end of the hatch? (D051DG )
N a. 30 tons N b. 60 tons N c. 90 tons Y d. 120 tons 4260: Which statement(s) is/are TRUE regarding the operation of a crane?
Y a. The load is handled by the hoisting winch and cargo block. N b. The crane jib is raised and lowered by the hoisting winch. N c. The cargo block is raised and lowered by the luffing winch. N d. All the above