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 89: Ullage measurements are taken from the top of the liquid to __________.
N a. the base of the expansion trunk N b. the base of the ullage port N c. a line scribed within the ullage port Y d. an above-deck datum, usually the top of the ullage hole 133: The standard unit of liquid volume used in the petroleum industry, as well as the tanker industry, is a __________.
Y a. barrel N b. drum N c. gallon N d. liter 144: The lookout sights a vessel dead ahead. This should be reported on the bell with __________.
N a. one bell N b. two bells Y c. three bells N d. four bells 153: The proper way to correct a mistake in the logbook is to __________.
N a. erase the entry and rewrite N b. draw several lines through the entry, rewrite, and initial the correction N c. completely black out the entry, rewrite, and initial the correction Y d. draw one line through the entry, rewrite, and initial the correction 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 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 217: The holding capability of an anchor is primarily determined by the __________.
N a. shape of the anchor N b. stowage of the anchor on board Y c. anchor's ability to dig in N d. size of the vessel and its draft 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 487: One method of removing kinks from fiber rope is to __________.
N a. coil the line against the lay Y b. tow the line astern until it straightens N c. stretch the line until it reaches its elastic limit N d. cut out each kink and splice 489: Your tank vessel is fully loaded, and you find that she is down slightly by the head. To adjust the trim, you may __________.
N a. add ballast aft N b. load more cargo aft Y c. shift cargo aft N d. All of the above 555: A chain bridle is used when towing astern because it __________.
N a. is easy to connect Y b. provides an effective catenary and absorbs shock due to its weight N c. makes rigging a swivel unnecessary N d. prevents the tow from yawing by the drag of the chains in a seaway 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 707: Is tripping limited to harbor and coastal towing?
Y a. No! Forces tending to capsize a tug are as dangerous on the high seas as they are in harbor and coastal work. N b. Yes! The long towing hawser used in ocean towing eliminates the danger of tripping. N c. No! Tripping is common in ocean towing because of more frequent maneuvering N d. Yes! Because of increased water depths, forces required to capsize a tug are not usually found in ocean towing 728: How many board feet of dunnage are in a draft 4 feet wide, 1-1/2 feet high and 13 feet long?
N a. 84 N b. 756 Y c. 936 N d. 1021 895: Which factor would NOT lead to removing a towline from service?
N a. An excessive number of miles of towing service. N b. Failing a tensile strength test that proved the towline was no longer appropriate for expected sea conditions. Y c. When heavy grease on the towline saturates the core of the wire rope. N d. Its surface condition is noted, including its corrosion and discoloration. 906: A snag or other underwater obstruction may form a __________.
Y a. V-shaped ripple with the point of the V pointing upstream N b. V-shaped ripple with the point of the V pointing downstream N c. small patch of smooth water on a windy day N d. smoothing out of the vessel's wake 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 1220: Who certifies the safe working load of cargo cranes on a vessel?
N a. U.S. Coast Guard Y b. American Bureau of Shipping N c. Society of Naval Architects and Marine Engineers N d. National Cargo Bureau 1312: In illustration D044DG, the mooring line labeled "D" is called a(n) __________. (DO44DG )
N a. stern line N b. forward spring line Y c. after spring line N d. waist breast line 1336: When picking up your mooring at the buoy, the correct method is to __________.
N a. approach the buoy with the wind and current astern Y b. approach the buoy with the wind and current ahead N c. approach the buoy with wind and sea abeam N d. stop upwind and up current and drift down on the buoy 1358: Seeing that all hands are familiar with their duties, as specified in the muster list, is the responsibility of the __________.
Y a. Master N b. Chief Mate N c. safety officer N d. department heads 1399: Which part of a cargo boom has the greatest diameter?
N a. Head Y b. Middle N c. Heel N d. It has the same diameter along its complete length. 1638: On a twin-screw, twin-rudder vessel, the most effective way to turn in your own water, with no way on, is to put __________.
Y a. one engine ahead and one engine astern, with full rudder N b. one engine ahead and one engine astern, with rudders amidships N c. both engines ahead, with full rudder N d. both engines astern, with full rudder 1695: What is the perimeter of a circle with a radius of 3.7 feet?
N a. 11.62 ft N b. 17.49 ft Y c. 23.25 ft N d. 25.72 ft 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 2023: A mooring line leading at nearly right angles to the keel is a __________.
N a. spring line N b. bow line N c. stern line Y d. breast line 2053: A mooring line leading 45° to the keel, used to check forward or astern movement of a vessel, is called a __________.
Y a. spring line N b. warp line N c. bow line N d. breast line 2195: You have determined the maneuvering characteristics of your vessel by taking the radar ranges and bearings of an isolated light while making a turn. The results are as listed. Based on this data what is the transfer for a turn of 180°? (D035DG )
N a. 745 yards N b. 770 yards Y c. 840 yards N d. 890 yards 2197: You are signing on crew members. The minimum number of people required aboard, and the qualifications of each, is listed on the __________.
N a. Crew list N b. fo'c'sle card Y c. Certificate of Inspection N d. Articles of Agreement 2262: Which statement about the carriage of solid hazardous materials in bulk is TRUE?
N a. A special permit issued by the Coast Guard is required before the cargo is loaded. Y b. The loading of the cargo must be conducted under the direction and observation of a person employed or assigned for that purpose. N c. A certificate issued by ABS will be accepted as evidence that the vessel complies with all applicable loading regulations. N d. The shipping papers must indicate the primary hazardous characteristic or property of the material. 2271: You are signing on a crew. You can determine the minimum number and qualifications of the crew that you are required to carry by consulting which document?
N a. Crew list Y b. Certificate of Inspection N c. Articles of Agreement N d. fo'c'sle card 2283: What is the area of a circle with a radius of 2 feet after a sector of 86° has been removed?
N a. 2.39 sq. ft N b. 3.02 sq. ft Y c. 9.55 sq. ft N d. 12.57 sq. ft 2292: The biggest problem encountered when towing bridle legs are too short is __________.
N a. retrieval N b. adjusting tension Y c. excessive strain N d. hookup to main towline 2528: Which entry on a dangerous cargo manifest concerning the classification of a cargo is correct?
Y a. Class 8 N b. Class 3 - flammable liquid N c. Division 2.2 - nonflammable gas N d. All of the above are correct 2547: In a national emergency, when communicating via the Navy, messages are sent by precedence. A message designated IMMEDIATE will be delivered within __________.
N a. 3 hours to start of business the following day Y b. 30 minutes to 1 hour N c. 1 to 6 hours N d. 10 minutes if possible 2574: You are proceeding down a channel and lose the engine(s). You must use the anchors to stop the ship. Which statement is true?
N a. Pay out all of the cable before setting up on the brake to insure the anchors dig in and hold. N b. For a mud, mud and clay, or sandy bottom pay out a scope of 5 to 7 times the depth before setting up on the brake. Y c. Use one or both anchors with a scope of twice the depth before setting the brake. N d. Drop the anchor to short stay and hold that scope. 2593: On a transpacific voyage, you receive a message from your vessel's operators saying that your vessel has been consigned to voluntary Naval Control of Shipping. Further information is contained in __________.
N a. the Light List Y b. Radio Aids to Navigation (PUB 117) N c. the International Code of Signals (PUB 102) N d. the Coast Pilot 2706: Which type of davit is not considered to be a mechanical davit?
N a. Sheath-screw boom Y b. Radial N c. Crescent N d. Quadrantal 2824: While being assisted by an icebreaker on Lake Superior, you receive a single letter code instructing you to slow your vessel. Which signal could you use to signify that you are complying with the request?
N a. Three blasts of the whistle N b. The code flag "A" (Alpha) displayed from a halyard Y c. Four blasts of the whistle, namely 1 short 2 long and 1 short N d. The code flag "L" (Lima) displayed from a halyard 2931: In a national emergency, when communicating via the Navy, messages are sent by precedence. A message designated FLASH will be delivered within __________.
N a. 3 hours to start of business the following day Y b. 10 minutes if possible N c. 1 to 6 hours N d. 30 minutes to 1 hour 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. 3024: How should you signal the crane operator to dog everything?
N a. Place both fists in front of your body with thumbs pointing toward each other. Y b. Clasp hands in front of your body. N c. Extend arm with the palm down and hold this position rigidly. N d. Extend arm with the thumb pointing up, and flex the fingers in and out. 3068: While loading a cargo of grain, your vessel develops a list to starboard. This will be corrected by __________.
N a. the compensating tanks on the high side Y b. the list man changing the discharge location of the chutes N c. allowing the grain to level itself as the hold fills to the spar deck level N d. trimming the final loading cone by hand 3083: You are signing on crew members. The minimum number of people required aboard, and the qualifications of each, is listed on the __________.
N a. fo'c'sle card N b. Crew list N c. Articles of Agreement Y d. Certificate of Inspection 3138: When pushing ahead, wires leading from the quarters of the after outboard barges to the bow of a towboat __________.
N a. prevent the towboat from sliding when the rudder is moved Y b. prevent the barges from spreading out when backing down N c. hold the towboat securely to the barges N d. prevent the sidewise movement of the face barges 3172: The signal man assisting the crane operator has his hands clasped in front of his body. This is the signal to __________.
Y a. dog everything N b. stop N c. stand-by N d. prepare for signal 3240: You are the operator of a towing vessel which becomes involved in a collision. By law you must assist __________.
N a. if your vessel is at fault N b. if you can do so without excessive delay Y c. if you can do so without serious danger to your vessel N d. regardless of the circumstances 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 3662: Unless extremely flexible wire rope is used, the sheave diameter should always be as large as possible, but should never be less than __________.
Y a. 20 times the rope diameter N b. 10 times the rope diameter N c. 2 times the rope diameter N d. the rope diameter 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 4115: Entries should be made in a Ro-Ro vessel’s cargo-securing device record book for __________.
N a. procedures for accepting cargo securing devices N b. procedures for maintaining and repairing cargo-securing devices N c. record of cargo securing device inspections Y d. All of the above 4122: The lashings used on Ro-Ro vessels should be capable of withstanding the forces of __________.
N a. pitching and heaving N b. rolling N c. any force of gravity acting on the lashes Y d. All of the above 4123: The lashings used on Ro-Ro vessels should be capable of withstanding the forces of __________.
N a. any force of gravity acting on the lashes N b. rolling N c. pitching Y d. All of the above 4155: Which factor(s) should be considered when loading vehicles or trailers aboard Ro-Ro vessels?
N a. Layout of decks N b. Vertical clearances N c. Tie-down and lashing Y d. All of the above 4222: What does item "C" refer to in this illustration of a 30-ton pedestal crane? (D045DG )
N a. Equalizing beam N b. Hoist fall spreader Y c. Rider block N d. Block/hook assembly 4223: What does item "A" refer to in this illustration of a 30-ton pedestal crane? (D045DG )
N a. Boom luffing falls Y b. Cargo hoist falls N c. Remote block tagline system N d. Slewing cable 4229: 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 Y c. Rider block tagline system N d. All of the above 4256: Which of the following statement(s) is/are FALSE regarding a twin pedestal crane set?
N a. The cranes may be operated independently. N b. The cranes may be interconnected for twin operation. Y c. The cranes are powered by independent internal combustion power units. N d. All of the above 4282: Which statement is TRUE concerning a tagline as used with a 30-ton pedestal crane?
N a. Taglines are wire rope purchases that raise and lower the jib. N b. Taglines can be fastened to the corners of the jib when lifting containers. Y c. The crane might not have taglines installed in its rigging system. N d. The taglines are wire rope purchases that raise and lower the topping lift.