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.
26: The pivoting point of a fully loaded vessel with normal trim proceeding ahead at sea speed is __________.
N a. right at the bow Y b. one-third the length of the vessel from the bow N c. one-half the length of the vessel from the bow N d. two-thirds the length of the vessel from the bow 55: You are in charge of a U.S. documented vessel. Under title 46 of the United States Code, if you fail to report a complaint of a sexual offense, you may be __________.
N a. held personally liable by the victim and sued N b. criminally charged and jailed Y c. civilly charged and fined N d. All of the above are correct. 76: Leeway is the __________.
N a. difference between the true course and the compass course N b. momentum of a vessel after her engines have been stopped Y c. lateral movement of a vessel downwind of her intended course N d. displacement of a vessel multiplied by her speed 125: Chafing gear is normally used __________.
N a. for portable fenders N b. for ground tackle N c. on the inside of the hawsepipe Y d. on mooring lines 125: Chafing gear is normally used __________.
N a. for portable fenders N b. for ground tackle N c. on the inside of the hawsepipe Y d. on mooring lines 213: You are the Master of a single-screw vessel. You are docking at a port which has no tugs available. You decide to drop the offshore anchor to help in docking. The amount of chain you should pay out is __________.
N a. 5 to 7 times the depth of the water Y b. 1 1/2 to 2 times the depth of the water N c. equal to the depth of the water N d. you should NEVER use the anchor to help in docking 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 426: You are stopped with no way upon your vessel at the pilot station. Your vessel is a large twin-screw ship. You must come around 180° to board your Pilot. How should you use the engines and rudder to turn the ship fastest in the least amount of space?
N a. Full ahead on the engines and hard over rudder N b. Full ahead on one engine, full astern on the other Y c. Half ahead with hard over rudder, then full astern on inboard engine N d. Slow ahead with hard over rudder 614: A fid is a __________.
N a. mallet used when splicing wire rope N b. sharp pointed crow bar used to unlay wire rope N c. tapered steel pin used to separate wire rope Y d. tapered wooden pin used when splicing heavy rope A dark appearance of the sky: A yellowish glare in the sky
Y a. The presence of seals or certain type birds N b. N c. N d. 696: A vessel traveling down a narrow channel, especially if the draft is nearly equal to the depth of the water, may set off the nearer side. This effect is known as __________.
N a. smelling the bottom N b. squatting N c. bank suction Y d. bank cushion 776: In most cases, when a large merchant vessel enters shallow water at high speed the __________.
N a. maneuverability will increase N b. speed will increase Y c. bow will squat farther than the stern N d. vessel will rise slightly, on a level plane 783: The owner or Master of a towing vessel shall ensure that each person that directs and controls the movement of the vessel can accomplish all of the following EXCEPT ___________ .
N a. evaluate the danger of each closing visual or radar contact N b. adjust speed with due regard for the weather and visibility Y c. reduce speed only where local speed limits are posted N d. enter all required test and inspection results in the vessel's log or other record carried on board 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 831: The Oil Record Book on a vessel NOT engaged on a foreign voyage shall be maintained on board for not less than __________.
N a. 12 months N b. 24 months Y c. 36 months N d. 48 months 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. 770 941: Which logbook is required to be submitted to the Coast Guard?
Y a. Official Log N b. Smooth log N c. Rough log N d. Bell log 970: What is the difference between net tonnage and gross tonnage?
Y a. Net tonnage is the gross tonnage less certain deductions for machinery and other areas. N b. Net tonnage is tonnage of cargo compared to tonnage of whole ship. N c. Net tonnage is the net weight of the ship. N d. There is no difference. 981: When a vessel is entering or leaving a port, a record of engine speeds is kept in the __________.
Y a. bell book N b. deck rough log N c. Official Logbook N d. engine rough log 995: The maneuver which will return your vessel in the shortest time to a person who has fallen overboard is __________.
Y a. a single turn with hard rudder N b. engine(s) crash astern, no turn N c. a Williamson Turn N d. two 180° turns 1163: When piloting a vessel, how are visual references used to establish a constant rate of turn?
Y a. Fixed objects that stay on the same relative bearing when the ship is turning indicate a constant rate of turn. N b. Visual references cannot be used to maintain a constant rate of turn. N c. Begin the turn when the fixed object is on the beam. N d. Keep the fixed object's relative relative bearing opening, for a constant rate of turn. 1166: You are 15 feet off a pier and docking a vessel using only a bow and stern breast line. Once the slack is out of both lines you begin to haul in on the bow breast line. What is the effect on the vessel?
N a. The bow will come in and the stern will go out. N b. The whole ship moves toward the pier. Y c. The bow will come in and the stern will remain the same distance off the pier. N d. The stern will come in and the bow will remain the same distance off the pier. 1375: A chain stripper is used to __________.
Y a. prevent chain from clinging to the wildcat N b. clean the marine debris from the chain N c. flake chain from a boat's chain locker N d. clean chain prior to an x-ray inspection 1424: A wire rope for a 10-ton boom on a vessel shows signs of excessive wear and must be replaced. What safety factor should be used when ordering a new wire?
N a. 4 Y b. 5 N c. 6 N d. 7 1455: Which letter represents a bowline on a bight? (DO30DG )
N a. H Y b. I N c. M N d. W 1502: The tankship Northland is loaded as shown. Use the salmon colored pages in the Stability Data Reference Book to determine the hogging numeral. (Get Table Data)
Y a. 49.73 numeral N b. 52.76 numeral N c. 55.29 numeral N d. 57.93 numeral 1532: To determine the number of portable fire extinguishers required on an inspected vessel, you should check the __________.
N a. hot work permit Y b. Certificate of Inspection N c. Safety of Life at Sea Certificate N d. Muster List ("Station Bill") 1558: When making up a tow connection, you should use __________.
N a. safety hooks N b. plain eye hooks N c. round pin shackles Y d. screw pin shackles 1751: The load line certificate is issued by __________.
Y a. the American Bureau of Shipping N b. the National Cargo Bureau N c. the United States Coast Guard N d. United States Customs 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 1810: Using the graph shown, if the dry bulb temperature is 98°, and the wet bulb temperature is 87°, what is the relative humidity in a cargo hold? (D008DG )
N a. 87% N b. 84% N c. 79% Y d. 65% 1841: If a tow sinks in shallow water, you should __________.
N a. release it immediately N b. attempt to beach it before it goes under Y c. pay out cable until it's on the bottom and place a buoy on the upper end N d. shorten cable to keep it off the bottom 1905: You have a large, broken-down vessel in tow with a wire rope and anchor cable towline. Both vessels have made provision for slipping the tow in an emergency; however, unless there are special circumstances __________.
Y a. the towing vessel should slip first N b. the vessel towed should slip first N c. they should slip simultaneously N d. either vessel may slip first 1924: The knot lettered I as shown is a __________. (DO30DG )
N a. square knot N b. round knot Y c. bowline on a bight N d. timber hitch 2005: A block that can be opened at the hook or shackle end to receive a bight of the line is a __________.
N a. bight block N b. gin block N c. heel block Y d. snatch block 2016: The revolving drum of a winch used to haul lines is called a __________.
N a. bull gear Y b. gypsyhead N c. spanner N d. wildcat 2133: The S.S. Hollowpoint has a charter party in which the charterer assumes no responsibility for the operation of the vessel but pays stevedoring expenses. What is the name of the charter party?
N a. Bareboat N b. Dispatch Y c. Voyage N d. Demise 2143: Your vessel was damaged and initially assumed a significant list and trim; however, further increase has been slow. Based on this data, what should you expect?
N a. The slowing is only temporary and the vessel will probably suddenly capsize or plunge from loss of stability due to change in the waterplane area. Y b. The vessel can probably be saved if further flooding can be stopped. N c. The vessel will continue to slowly list and/or trim due to the free surface effect and free communication effect. N d. The vessel will suddenly flop to the same or greater angle of list on the other side and may capsize. 2214: You are conducting trials to determine the maneuvering characteristics of your vessel. While making a turn, you take ranges and bearings of an isolated light with the results as shown. Based on this information, what is the advance for a turn of 90°? (D034DG )
N a. 820 yards Y b. 870 yards N c. 930 yards N d. 975 yards 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 2281: Your vessel has run hard aground in an area subject to heavy wave action. Backing full astern failed to free her. Which action should be taken next?
N a. Continue backing to scour out the bottom. N b. Wait for high tide and then try backing. Y c. Flood empty tanks to increase bottom pressure and prevent inshore creep. N d. Shift weight aft to reduce the forward draft. 2367: What is the volume of a sphere with a radius of 5 feet?
N a. 4,188.00 cubic ft. Y b. 523.60 cubic ft. N c. 129.62 cubic ft. N d. 65.44 cubic ft. 2458: A carling is used aboard ship __________.
N a. as a connecting strap between the butted ends of plating Y b. to stiffen areas under points of great stress between beams N c. to prevent the anchor from fouling when the brake is released N d. to provide an extra heavy fitting in a heavy lift cargo rig 2550: When a small craft's anchor fouls in a rocky bottom, the first attempt to clear it should be made by __________.
N a. hauling vertically on the line N b. making the line fast to the bitt and bringing the vessel further forward Y c. reversing the angle and direction of pull, with moderate scope N d. increasing the scope and running slowly in a wide circle with the anchor line taut 2564: The major components which determine the length of catenary in a deployed anchor cable are water depth, cable tension, and __________.
N a. environmental forces N b. bottom conditions Y c. cable weight N d. water density 2594: Which is NOT an advantage of the flush method of welded shell plating?
N a. Reduces weight N b. Reduces frictional resistance N c. Keeps practically 100% of tensile strength at the joints Y d. Reduces plate stress 2594: Which is NOT an advantage of the flush method of welded shell plating?
N a. Reduces weight N b. Reduces frictional resistance N c. Keeps practically 100% of tensile strength at the joints Y d. Reduces plate stress 2769: You will be advised of any hazardous areas due to the fallout of a nuclear explosive by a message with the code word __________.
Y a. MERWARN N b. NUCLEAR N c. FALLOUT N d. FALLWARN 2784: Which of the Great Lakes generally has the shortest navigation season?
N a. Lake Erie N b. Lake Huron N c. Lake Michigan Y d. Lake Superior 2886: How should you signal the crane operator to lower?
N a. With forearm vertical and forefinger pointing up, move hand in small horizontal circles. Y b. With arm extended downwards and forefinger pointing down, move hand in small horizontal circles. N c. Extend arm and point finger in the direction to move the boom. N d. Extend arm with thumb pointing downward, and flex fingers in and out. 3014: You are lifting a 3 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 1/8 inch Y b. 1 1/2 inch N c. 1 3/4 inch N d. 2 inch 3022: You are in the process of adding a barge to your tow. A line run from your power capstan and around timber heads on your tow is made fast on the new barge so that it can be pulled into position. This line is called a __________.
N a. scissors wire Y b. capstan line N c. spring line N d. fore and aft line 3059: A vessel which is being assisted by an icebreaker would display a flag hoist consisting of the code numeral "4" when the vessel __________.
N a. speed begins to drop N b. stops N c. receives ice damage Y d. becomes icebound 3112: A tug is to assist in docking an oceangoing vessel on a hawser. The greatest danger to the tug is __________.
N a. from the ship's propeller when making up aft N b. from being overrun if making up forward N c. hull damage while alongside passing a hawser Y d. getting in a tripping position 3462: Under U.S. law, what is the penalty for assaulting the Master?
N a. Fine of not more than $1000 N b. Fine of not more than $500 and/or imprisonment for not more than 1 year Y c. Imprisonment for not more than 2 years N d. Revocation of the Merchant Mariner's Document (and license if applicable) 3564: The angle at which the fluke penetrates the soil is called the __________.
Y a. fluke angle N b. tripping angle N c. penetration angle N d. holding angle 3645: Conventional anchors are least likely to hold in a bottom consisting of __________.
N a. soft clay N b. hard mud Y c. very soft mud N d. sand 3770: SOLAS requires a lifesaving training manual be provided in each crew cabin or in the __________.
N a. bridge N b. engineering control station Y c. recreation and messrooms N d. fire control room 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 4257: Which of the following statement(s) is/are TRUE regarding twin pedestal cranes?
N a. A slew drive system provides for rotation of each crane. N b. An independent slew drive system rotates the turntable. N c. Each crane is supplied with luff, hoist, and slew functions for crane load handling. Y d. All of the above