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.
43: In illustration D044DG, the mooring line labeled "D" is called a(n) __________. (DO44DG )
Y a. after spring line N b. forward spring line N c. waist breast line N d. stern line 54: Your vessel has grounded on a bar. What should you do?
N a. If you cannot get clear immediately, lighten the ship by pumping all ballast overboard. N b. Run the engine full astern to keep from being set further onto the bar. Y c. Switch to the high suction for condenser circulating water, if it is submerged. N d. All of the above 82: Floors aboard ship are __________.
N a. also called decks Y b. vertical transverse plates connecting the vertical keel with the margin plates N c. large beams fitted in various parts of the vessel for additional strength N d. found in passenger and berthing spaces only 100: Which statement is ALWAYS true?
Y a. Keep clear of any line that is under a strain. N b. A line will creak, make snapping sounds, and smoke before it parts. N c. Only synthetic lines will snap back after parting. N d. Stepping on the bight of a line is safer than stepping in the bight of a line. 112: You start a centrifugal cargo pump to discharge cargo. The pump works for a while and then loses suction. This could NOT be caused by __________.
N a. leaking shaft seals N b. air pockets in the liquid Y c. high cargo level in the tanks N d. a leaking suction line 138: Which vessel is most likely to be loaded full but not down?
N a. A bulk carrier loaded with heavy ore N b. A bulk carrier loaded with steel Y c. A break bulk vessel loaded with palletized cargo N d. A tanker loaded with heavy grain 179: The minimum temperature required to ignite gas or vapor without a spark or flame being present is called __________.
N a. flash point N b. fire point Y c. autoignition temperature N d. lower explosive limit 233: A vessel brought alongside should be fended off the towing vessel by __________.
N a. crew members using their arms N b. a boat hook Y c. fenders N d. No fending is necessary due to the rugged construction of most towing vessels. 237: The latch of a safety hook __________.
N a. increases the strength of the hook Y b. prevents the sling ring from coming out of the hook if the strain is abruptly eased N c. prevents the sling ring from coming out of the hook if there is a strain on the sling ring N d. All of the above 253: The forward movement of a vessel in one revolution of its propeller is measured by __________.
N a. advance N b. head reach Y c. the pitch N d. transfer 278: Regulations concerning the stowage, lashing, and securing of timber deck cargoes aboard general cargo vessels may be found in the __________.
N a. International Cargo Bureau Regulations Y b. Load Line Regulations N c. Rules and Regulations for Cargo and Miscellaneous Vessels N d. vessel's classification society rules and regulations 300: On which form do you provide a written report of Marine Casualty to the nearest Coast Guard Marine Safety Office?
N a. DD 214 Y b. CG 2692 N c. DOT 211 N d. CG 5511 396: A vessel is equipped with twin propellers, both turning outboard with the engines half ahead. If there is no wind or current and the rudders are amidships, what will happen?
N a. The bow will swing to starboard. N b. The bow will swing to port. N c. The vessel will steer a zigzag course. Y d. The vessel will steer a fairly straight course. 417: When inspecting wire rope that has been in use for some time, one must look for __________.
N a. fishhooks N b. kinks N c. worn spots Y d. All of the above 465: Which structural members improve a towing vessel's chance of surviving punctured shell plating?
N a. Stringers N b. Longitudinals Y c. Transverse watertight bulkheads N d. The rake 470: A fiber towing hawser should be stowed __________.
Y a. in an enclosed rope locker with adequate air circulation N b. by spooling it on the winch N c. by coiling it on deck N d. by hanging it in the engineroom 518: Which factor is MOST important in preventing sweat damage within a cargo hold?
Y a. Dew point of the cargo hold N b. Dew point of the outside atmosphere N c. Outside air temperature N d. Temperature of the cargo 534: Which is part of the ground tackle?
N a. Charlie noble Y b. Devil's claw N c. Gooseneck N d. Rat's tail 611: The Certificate of Inspection for a containership __________.
Y a. is issued by the Coast Guard and is usually valid for 2 years N b. must be posted under transparent material near the officers' licenses N c. lists all of the stability limitations and conditions imposed on the vessel N d. shows the due date of the quadrennial test of the cargo gear 618: When considering a vessel's stability, which spaces in a general cargo vessel are the best locations for the carriage of bulk grain?
Y a. Deep tanks N b. Lower holds N c. Lower holds at the ends of the vessel N d. 'Tween-decks 747: When carrying a cargo of asphalt or molten sulfur, which are carried at temperatures of over 300°F, one of the biggest dangers is __________.
N a. inadequate ullage space N b. having the cargo too cool N c. explosion of vapors after discharge Y d. having to breathe the fumes 811: When oily ballast has been pumped overboard, an entry must be made in the __________.
Y a. Oil Record Book N b. Official Logbook N c. deck rough log N d. engine rough log 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 868: You are going to load bales of wool having a stowage factor of 100 in #3 lower hold which has a bale cubic of 72,000. How many tons of the wool can be stowed in the compartment, assuming 10% broken stowage?
N a. 493 N b. 577 N c. 602 Y d. 648 875: 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 1050: The "margin plate" is the __________.
Y a. outboard strake of plating on each side of an inner bottom N b. outer strake of plating on each side of the main deck of a vessel N c. plate which sits atop the center vertical keel N d. uppermost continuous strake of plating on the shell of a vessel 1116: On a single-screw vessel, when coming port side to a pier and being set off the pier, you should __________.
N a. swing wide and approach the pier so as to land starboard side to N b. approach the pier on a parallel course at reduced speed Y c. make your approach at a greater angle than in calm weather N d. point the vessel's head well up into the slip and decrease your speed 1143: When rigging a stage, the standing part should be fastened to the horns of a stage with which of the following hitches?
N a. Clove hitch N b. Timber hitch Y c. Marlinespike hitch N d. Double blackwall hitch 1155: In the context of shiphandling, what would be the definition of shallow water?
Y a. Water depth of less than twice a vessel's draft N b. Water depth of less than 1½ times a vessel's draft N c. Under keel clearance of twice a vessel's draft N d. Under keel clearance of less than 10 feet 1195: Under the Carriage of Goods by Sea Act of 1936, a vessel will be liable for damage to a cargo when the damage arises from __________.
Y a. unseaworthiness when sailing N b. insufficient packing N c. quarantine delays N d. mismanagement of the vessel 1214: Which statement is TRUE about nylon line?
N a. Manila line will usually last longer than nylon line. N b. Nylon line is excellent for use in alongside towing. N c. A normal safe working load will stretch nylon line 50%. Y d. Nylon stoppers should be used with nylon line. 1218: Which is a negotiable document?
Y a. Bill of Lading N b. Cargo Manifest N c. Export Declaration N d. Receiving Report 1264: Which type of line is best able to withstand sudden shock loads?
N a. Polypropylene Y b. Nylon N c. Dacron N d. Manila 1436: How many feet are there in 2 shots of anchor chain?
N a. 50 N b. 60 Y c. 180 N d. 360 1446: The marking on an anchor chain for 30 fathoms is __________.
Y a. two links on each side of the 30 fathom detachable link are painted white N b. one link on each side of the 30 fathom detachable link is painted white N c. three links on each side of the 30 fathom detachable link are painted white N d. only the detachable link is painted red 1465: The maneuver which will return your vessel in the shortest time to a person who has fallen overboard is __________.
N a. engine(s) crash astern, no turn Y b. a single turn with hard rudder N c. a Williamson Turn N d. two 180° turns 1525: The term "shift the rudder" means __________.
N a. use right or left rudder Y b. change from right (left) to left (right) rudder an equal amount N c. check, but do not stop the vessel from swinging N d. put the rudder amidships 1563: Which statement about two lines spliced together is TRUE?
N a. Splicing is used to increase the circumference of each line. Y b. Splicing two lines together is stronger than knotting two lines together. N c. Splicing is used to increase the overall strength of the line. N d. Splicing is used to prevent rotting of the lines bitter end. 1593: A long splice in a line __________.
Y a. is used in running rigging N b. doubles the size of the line N c. is only used on fiber rope N d. is very weak 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 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 2034: You are ordering a new block to use with a 3-inch circumference manila line. Which represents a proper size block for this line?
N a. 6-inch cheek, 4-inch sheave N b. 8-inch cheek, any size sheave Y c. 9-inch cheek, 6-inch sheave N d. At least a 12-inch sheave 2109: What is NOT an item that requires the vessel to be dry-docked?
N a. Inspection of tail shaft liner N b. Repacking and grinding of skin valves Y c. Verification of load line measurements N d. Belt gauging 2274: In a national emergency, when communicating via the Navy, messages are sent by precedence. A message designated PRIORITY will be delivered within __________.
N a. 3 hours to start of business the following day N b. 30 minutes to 1 hour Y c. 1 to 6 hours N d. 10 minutes if possible 2302: What is NOT required to be approved or certified by the U.S. Coast Guard before being used on inspected vessels?
N a. Lifesaving equipment that is in excess of the regulatory minimum N b. Ship's stores that are Class A poisons or Class A explosives Y c. Steel plate used in hull construction N d. EPIRBs 2460: You are operating a twin-screw vessel and lose your port engine. You continue to operate on your starboard engine only. Which action would you take to move your vessel ahead in a straight line?
Y a. Compensate with right rudder. N b. Compensate with left rudder. N c. Surge the starboard engine. N d. Rudder amidships - no compensation is necessary on a twin-screw vessel. 2469: While cranking out a quadrantal davit, slippage of the quadrant due to excessive wear or failure of the teeth in the quadrant will cause the __________.
Y a. davit arm to pivot on the traveling nut and the head to fall outboard N b. traveling nut to lock up in place on the worm gear N c. limit switch to engage and hold the traveling nut in position N d. winch brake to lock in position and prevent lowering the boat 2532: For a given weight of cargo, the stress on the heel block of a cargo boom __________.
N a. increases as the cargo closes the head while hoisting N b. increases if the cargo runner is doubled up Y c. decreases as the boom is topped to a greater angle N d. is determined by the thrust stresses on the boom 2716: A channel is stated as having a controlling depth of 38 feet. Which statement is TRUE?
N a. At least 80% of the channel is cleared to the charted depth. N b. At least 50% of the channel is cleared to the charted depth. Y c. 100% of the channel width is clear to 38 feet. N d. The sides of the channel conform to at least 50% of the controlling depth. 2949: A vessel which is being assisted by an icebreaker should indicate that he is ready to cast off the towline (if one is used) by __________.
Y a. displaying code letter "Y" (Yankee) N b. sounding five short blasts of his whistle N c. displaying code numeral "5" N d. sounding one prolonged blast of his whistle 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 3062: How should you signal the crane operator to swing?
N a. With both arms extended out and palms down, move arms back and forth. N b. With arm extended downwards and forefinger pointing down, move hand in small horizontal circles. Y c. Extend arm and point finger in the direction to move the boom. N d. Place both fists in front of the body with the thumbs pointing outward. 3130: What is NOT required on an uninspected towing vessel?
N a. Certificate of Documentation Y b. Certificate of Inspection N c. Operators Merchant Marine license N d. FCC Station License 3234: Rolling is angular motion of the vessel about what axis?
Y a. Longitudinal N b. Transverse N c. Vertical N d. Centerline 3370: In astern towing, a tow span, also called the "tow bar" or "towing arch", is used to __________.
N a. insure that the hawser leads directly aft as it passes over the stern of the towing vessel N b. increase the stability of the towing vessel by raising the hawser off the deck N c. reduce chafing of the towing hawser Y d. prevent fouling of the hawser on deck gear located on the stern of the towing vessel 3381: A half-height container is used __________.
N a. to carry cargoes of low density N b. when stowage space is limited Y c. to carry cargoes such as steel products or drums N d. to double the stowage capacity of the vessel 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 4171: While loading or discharging vehicles, which is the most important safety consideration aboard a Ro-Ro vessel?
Y a. Preventing the asphyxiation of personnel below decks N b. Notifying the engine room prior to completing operations N c. Calling out the deck department for all hands periodically N d. Ensuring that a fuel barge cannot come alongside 4230: Which of the following is/are the optional component(s) of a twin crane set as shown? (D047DG )
N a. Boom assembly N b. Hook block assembly N c. Crane house assembly Y d. Rider block tagline system 4381: What does item "D" refer to in this illustration of a 30-ton pedestal crane? (D045DG )
N a. Heel block N b. Gin block N c. Rider block Y d. Hook block