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.
71: You are the licensed Master of a 199 GT uninspected towing vessel making a 500 mile coastwise trip. You carry a deck crew of six (6). Which statement is TRUE?
N a. There must be 3 separate watches stood. N b. There must be at least 5 able seamen among the deck crew. N c. Only the able seamen require Merchant Mariner's Documents. Y d. None of the above 97: Chafing gear should be placed __________.
Y a. at all wearing points of mooring lines N b. at the bitter ends of all standing rigging N c. around running rigging N d. on wire rope only 200: Which statement concerning a 298 GRT inspected tug engaged in towing from Seattle, WA, to Alaska is TRUE?
N a. No able seamen are required. N b. Crew must be signed on before a Shipping Commissioner. N c. A licensed Master of Towing Vessels may serve as Master. Y d. Each crew member must be issued a certificate of discharge at the time of discharge. 232: The angle at which the fluke penetrates the soil is called the __________.
N a. tripping angle Y b. fluke angle N c. penetration angle N d. holding angle 315: A vessel must have one approved ring life buoy on board if its length is over how many feet?
N a. 6 feet N b. 16 feet Y c. 26 feet N d. 36 feet 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 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 434: To "belay" a line means to __________.
N a. coil it down N b. heave it taut N c. stow it below Y d. secure it to a cleat 467: Of which type of material may a towing hawser be constructed?
N a. Wire rope N b. Nylon, dacron, polypropylene or a blend of other synthetic fibers N c. Manila Y d. All of the above 473: The American Consul has asked the Master of a vessel bound for a port in the U.S. to transport a destitute seaman back to the U.S. Which action may the Master take?
N a. He may refuse to accept the seaman if the seaman is medically unfit. N b. He must take the seaman even if the seaman has a contagious disease. N c. He is always required to take the seaman. Y d. He may refuse to take the seaman if it will violate the Certificate of Inspection. 551: The name and hailing port of a documented commercial vessel is __________.
N a. not required to be marked anywhere on the vessel N b. required to be marked on both bows and on the keel Y c. required to be marked on the stern with the name of the vessel marked on both bows N d. required to be marked on the keel, stern, and both bows 568: Which statement concerning the carriage of containers is TRUE?
N a. The Chief Mate and Master of a container ship should have the proposed stowage plan ready for the stevedore upon arrival in port. N b. When stowed on deck of a break bulk ship, the bottom of the container must be evenly supported throughout. Y c. With tiered containers, a 40-foot container may be stowed on top of two 20-foot containers. N d. Deck load calculations must take into account the square footage of the entire container bottom. 593: To lead the towing hawser over the center of the stern when not under a strain you could __________.
N a. fairlead it through a stern roller chock N b. lead it through the Norman pins N c. hold it in the median position by a gob rope or lizard stopper Y d. All of the above when so equipped 786: You are on a single-screw vessel with a right-handed propeller, and you are making headway. When you enter shallow water, __________.
N a. you will have better rudder response N b. your speed will increase without a change in your throttle Y c. your rudder response will become sluggish N d. your vessel will tend to ride higher 788: The lower hold of your vessel has a bale capacity of 45,000 cubic feet. How many cases of a cargo weighing 450 lbs. and measuring 2.5 feet by 3 feet by 3 feet could be stowed in the hold, assuming a broken stowage factor of 15 percent?
N a. 300 N b. 675 N c. 1325 Y d. 1700 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 935: The scuppers had been plugged as required at the time an oil spill occurs on deck. After shutting down the transfer, the engineroom should first be informed and then __________.
N a. rig a fire hose and call for water on deck Y b. spread an absorbent material, such as sawdust N c. remove the plugs from the scuppers N d. sound the general alarm 958: You are in a tropical port. The refrigeration machinery on a container loaded with air-cooled fruit fails. It cannot be repaired for 18 to 24 hours. Which step should you take to reduce the temperature rise and spoilage of the fruit?
N a. Discharge a cylinder of nitrogen into the container Y b. Shade the container and periodically hose it down N c. Seal any ventilation openings and add dry ice N d. Spread ice over the top layer and in any voids within the container 986: When running before a heavy sea, moving weights aft will affect the handling of a vessel by __________.
N a. reducing rolling N b. increasing rolling Y c. reducing yawing N d. increasing yawing 1064: Which factor is most likely to impair the strength and durability of synthetic line?
N a. Dry rot N b. Mildew Y c. Sunlight N d. Washing with mild soap 1077: A seaman dies during a voyage. What is NOT required to be entered into the Official Log?
Y a. Statement that the Master has taken custody of the deceased's MMD and passport N b. An inventory of the money and property N c. Statement of the wages due N d. Statement as to the total deductions to be made from the wages 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 1090: A chock __________.
N a. is a deck fitting used to shackle gear to the deck N b. permits easy jettisoning of deck cargo in an emergency N c. prevents stress concentration in the bulwark Y d. provides openings through the bulwark for mooring lines 1117: The knot used to form the bridle at the standing part of a gantline rigged to a stage is a __________.
N a. sheet bend N b. carrick bend N c. fisherman's bend Y d. bowline 1258: While your vessel is docked port side to a wharf, a sudden gale force wind causes the vessel's stern lines to part. The stern begins to fall away from the dock, and no tugs are immediately available. Which measure(s) should you take FIRST?
N a. Notify the engineroom of the need for propulsion. Y b. Shut down any cargo transfer that's in progress. N c. Let go the port anchor and veer to a short scope of chain. N d. Obtain assistance from the terminal to put new stern lines out. 1356: If your vessel is dragging her anchor in a strong wind, you should __________.
N a. shorten the scope of anchor cable Y b. increase the scope of anchor cable N c. put over the sea anchor N d. put over a stern anchor 1472: Which knot represents a single becket bend? (DO30DG )
N a. E N b. F N c. G Y d. H 1494: After splicing an eye in a piece of wire rope, the splice should be parceled and served to __________.
N a. strengthen the line N b. increase its efficiency Y c. prevent hand injury by covering loose ends N d. make the line more flexible 1570: What is NOT an advantage of ship construction methods using welded butt joints in the shell plating?
N a. Keeps practically 100% of tensile strength at the joints N b. Reduces frictional resistance Y c. Reduces plate stress N d. Reduces weight 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. 1776: When anchoring in calm water, it is best to __________.
N a. maintain slight headway when letting go the anchor N b. wait until the vessel is dead in the water before letting go the anchor Y c. have slight sternway on the vessel while letting go the anchor N d. let the anchor go from the stern with the anchor cable leading from the bow 1848: You are docking a vessel. Wind and current are most favorable when they are __________.
N a. crossing your course in the same direction N b. crossing your course in opposite directions Y c. parallel to the pier from ahead N d. setting you on the pier 1878: When being towed, a fairlead is a __________.
Y a. fabricated shape used to change the direction of a flexible member of the tow hookup N b. fabricated shape used to secure the tow hookup to the towed vessel N c. line connecting the fishplate to the bridle legs N d. line connecting the tow bridle to the towed vessel 1880: You are using tackle number 11 in illustration DO29DG to lift a weight of 300 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 )
Y a. 75 lbs. N b. 90 lbs. N c. 110 lbs. N d. 117 lbs. 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 2020: To facilitate passing the end of a large rope through a block, you could use a __________.
N a. gantline N b. head line Y c. reeving line N d. sail line 2113: One major advantage of the round turn maneuver in a man overboard situation is that it __________.
Y a. is the fastest method N b. is easy for a single-screw vessel to perform N c. requires the least shiphandling skills to perform N d. can be used in reduced visibility 2129: The exact and complete identification of all cargo on board must be found on the __________.
Y a. Cargo Manifest N b. Mate's Receipt N c. Hatch Report N d. Loading List 2172: The lower hold of your vessel has a bale cubic of 52,000 cu. ft. You will load a cargo of cases, each weighing 380 lbs. and measuring 3 ft. x 2 ft. x 2 ft. The estimated broken stowage is 15%. How many tons of cases can be loaded?
N a. 137 tons N b. 161 tons Y c. 625 tons N d. 969 tons 2187: You are using tackle number 10 to lift a weight. The hauling part of this tackle is bent to the weight hook (w) of tackle number 5. What is the mechanical advantage of this rig? (DO29DG )
Y a. 25 N b. 20 N c. 15 N d. 10 2218: If reefer spaces are not properly cleaned prior to loading cargo, it will most likely cause __________.
Y a. mold to develop on commodities N b. malfunction of the refrigeration equipment N c. contamination of the insulation in the space N d. All of the above 2267: The knot lettered K in illustration DO30DG is a __________. (DO30DG )
Y a. sailmaker's whipping N b. carrick bend N c. barrel hitch N d. stopper 2377: You are the operator of a towing vessel which collides with a buoy and drags it off station. What should you do if the damage to your vessel is not serious?
N a. If the buoy is afloat, no action is necessary. Y b. Immediately notify the nearest Coast Guard Marine Safety or Inspection Office and no further action is necessary. N c. Wait one week and submit form CG-2692 to the nearest Coast Guard Marine Safety or Inspection Office. N d. Immediately notify the nearest Coast Guard Marine Safety or Inspection Office and then submit form CG-2692. 2396: Determine the area of a triangle with a base of 5.8 feet and a height of 2.1 feet.
N a. 12.2 square ft. N b. 7.9 square ft. Y c. 6.1 square ft. N d. 3.0 square ft. 2556: The type of joint formed when a third small plate is riveted over two plates butted together is called a __________.
N a. butted joint N b. lap joint Y c. strap joint N d. stringer joint 2572: A tug would NOT assist a ship to steer if the tug is made up to the large vessel __________.
N a. by a tow line ahead of the vessel N b. forward on either bow of the vessel Y c. approximately amidships of the vessel N d. on the vessel's quarter 2679: Great Lakes cargo vessels, having a liferaft stowed more than 100 meters from the bow or stern, must have at least how many liferafts?
N a. One Y b. Two N c. Three N d. Four 2702: How long is the standard container used to measure equivalent units?
N a. 10 feet (3 meters) Y b. 20 feet (6 meters) N c. 35 feet (11 meters) N d. 40 feet (12 meters) 2808: Under the forces of its own weight, the suspended length of line will fall into a shape known as a __________.
N a. polygon N b. holding arc Y c. catenary curve N d. parabolic curve 2814: Your vessel is crossing a river on the Great Lakes System. A power-driven vessel is ascending the river, crossing your course from port to starboard. Which statement is TRUE?
Y a. The vessel ascending the river has the right of way. N b. Your vessel has the right of way, but you are directed not to impede the other vessel. N c. The other vessel must hold as necessary to allow you to pass. N d. You are required to propose the manner of passage. 2918: What is the period of validity of a De-Rat certificate?
N a. Specific voyage Y b. 6 months N c. 1 year N d. 2 years 3042: A Great Lakes vessel bound for Anticosti Island is exempt from the IMO Grain Regulations if the vessel meets all of the following standards EXCEPT __________.
N a. the metacentric height corrected for free surface must meet regulatory minimums throughout the voyage Y b. slack surfaces should be in a mound N c. the longitudinal strength of the vessel must not be imperiled N d. the Master must ascertain the expected weather conditions enroute 3148: The part of the anchor indicated by the letter H is the __________. (D038DG )
N a. fluke N b. shank N c. tripping palm Y d. crown 3250: You are operator of a towing vessel which collides with a buoy and drags it off station. What should you do if the damage to your vessel is not serious?
N a. If the buoy is afloat, no action is necessary. N b. Wait one week and submit form GG-2692 to the nearest Coast Guard Marine Safety or Inspection Office. Y c. Immediately notify the nearest Coast Guard Marine Safety or Inspection Office and no further action is necessary. N d. Immediately notify the nearest Coast Guard Marine Safety or Inspection Office and then submit form CG-2692. 3326: The signal man assisting the crane operator uses one hand to give any motion signal and places the other hand motionless in front of the hand giving the motion signal. This is the signal to __________.
Y a. move slowly N b. increase speed N c. proceed with caution N d. stop 3346: When connecting the tow bridle to a tug, the end of the bridle is passed with a __________.
N a. heaving line N b. shot line N c. high line Y d. messenger line 3518: A tug's horsepower available at the shaft is __________.
N a. indicated horsepower Y b. brake horsepower N c. dynamic horsepower N d. net horsepower 3565: The safety stopper that prevents the anchor cable from running free if the cable jumps the wildcat is the __________.
Y a. riding pawl N b. devil's claw N c. buckler plate N d. spill pipe 4121: The lashings used on Ro-Ro vessels should be capable of withstanding the forces of __________.
N a. rolling N b. pitching N c. heaving Y d. All of the above 4184: Which of the following lashing gear used aboard Ro-Ro vessels should be stowed when not in use?
N a. Chain N b. Wire rope N c. Webbing Y d. All of the above