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.
111: You are the licensed Master of a towing vessels operating between New York and Tampa, Florida. If you carry four (4) deckhands onboard, how many must be able seamen?
N a. 1 N b. 2 Y c. 3 N d. 4 126: The distance a vessel moves parallel to the original course from the point where the rudder is put over to any point on the turning circle is called the __________.
Y a. advance N b. drift angle N c. pivoting point N d. transfer 166: The distance gained in the direction of the original course when you are making a turn is known as __________.
Y a. advance N b. drift N c. tactical diameter N d. transfer 185: Before a Master relieves a Pilot of the conn, the __________.
Y a. Master should foresee any danger to the vessel on the present course N b. vessel must be in extremis N c. Master should agree to sign a release of liability form N d. Master must first request the Pilot to take corrective action 427: What is the greatest danger of an overriding tow?
N a. Fouling of the towing hawser N b. Loss of steering N c. Tripping Y d. Collision between the tow and the stern of the towing vessel 435: The amount of force a tug can exert on a stationary pull is called its __________.
N a. brake horsepower N b. indicated horsepower N c. shaft horsepower Y d. bollard pull 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 685: Which type of ballast is most commonly used in barges and ships?
Y a. Water N b. Oil N c. Concrete and barite N d. Sand, rock and gravel 744: When using natural-fiber rope, you should NEVER __________.
N a. dry the line before stowing it N b. reverse turns on winches periodically to keep out kinks Y c. try to lubricate the line N d. use chafing gear 765: The owner or Master of a vessel pushing ahead or towing alongside must ensure that each of the following is appropriate for the vessel's horsepower and tow arrangement EXCEPT _________ .
Y a. hydraulic couplings N b. face wires N c. push gear N d. spring lines 815: A U.S. or foreign flag vessel that does not comply with the Officers Competency Certificates Convention of 1936 may be detained by certain designated officials. These officials include all of the following EXCEPT a/an ___________ .
Y a. State Police officer N b. Coast Guard officer N c. Coast Guard petty officer N d. officer of the U.S. Customs Service 842: When can the US citizenship requirement for the Master of a US-flag uninspected towing vessel be waived?
N a. When US-licensed Masters are not readily available N b. When it costs too much to hire a US-licensed Master N c. When the towing vessel operates shoreward of the boundary line Y d. Never, under any circumstances 865: A nylon line is rated at 15,000 lbs. breaking strain. Using a safety factor of 5, what is the safe working load (SWL)?
Y a. 3,000 lbs N b. 5,000 lbs N c. 15,000 lbs N d. 65,000 lbs 874: Which type of line would have the LEAST resistance to mildew and rot?
Y a. Manila N b. Nylon N c. Dacron N d. Polypropylene 882: The owner or Master of a towing vessel that tows astern must keep records of the towline(s) that include all of the following information EXCEPT _____________ .
N a. the towline's initial minimum breaking strength as determined by the manufacturer Y b. an invoice showing the cost of the towline N c. the towline's nautical miles of use or time in service N d. the history of loading of the towline 914: When natural fiber rope gets wet, the __________.
N a. overall strength of the line will decrease Y b. line shrinks in length N c. line will become more elastic N d. line will be easier to handle 962: You are the person in charge of a 199-GT uninspected towing vessel engaged in towing from New York to Mexico and then returning, a distance in excess of 600 miles. Which statement is FALSE?
Y a. The crew members are required to sign articles. N b. All deck crew members are to have a Merchant Mariner's Document. N c. Able seamen are required in the deck crew. N d. The sailors shall be divided into three watches. 980: The perforated, elevated bottom of the chain locker, which prevents the chains from touching the main locker bottom and allows seepage water to flow to the drains, is called a __________.
N a. cradle N b. draft N c. harping Y d. manger 1001: Which is supplied to the vessel by the U.S. Coast Guard?
N a. Bell book N b. Cargo gear register Y c. Official Logbook N d. Rough Logbook 1115: The proper way to correct a mistake in the logbook is to __________.
N a. draw several lines through the entry, rewrite, and initial the correction Y b. draw a line through the entry, rewrite, and initial the correction N c. completely black out the entry, rewrite, and initial the correction N d. erase the entry and rewrite 1209: When cargo is being worked using a Burton or married fall system, which part of the cargo gear is most likely to fail?
N a. Boom N b. Gooseneck Y c. Guy tackle N d. Topping lift 1244: Nylon line is NOT suitable for __________.
N a. towing Y b. lashings N c. stoppers N d. mooring lines 1246: When a tug is pulling on a hawser at right angles to the ship, and the pilot wants to come ahead or astern on the ship's engine, care must be taken that the pilot __________.
N a. does not break the towline Y b. does not get too much way on the vessel N c. keeps a steady course so the towline will remain tight N d. turns the ship toward the direction of pull 1311: Before arriving at the first U.S. port from foreign, you must fill out a Crewman's Landing Permit for each __________.
N a. alien crewmember N b. crew member Y c. nonresident alien crewmember N d. unlicensed crew member 1316: The anchor chain should be kept moderately taut during a Mediterranean moor to __________.
N a. facilitate speed of recovery during the weighing process N b. indicate the anchor's location to passing or mooring ships Y c. prevent damage to the stern in the event of a headwind N d. provide a steady platform for the gangway between the fantail and pier 1360: What are reef points used for?
Y a. Reduce the area of a sail N b. Keep the sail taut in light airs N c. Reduce the draft if the boat runs aground N d. Increase the strength of the mast 1402: What form of ice is of land origin?
N a. Shuga N b. Floe N c. Spicule Y d. Bergy bit 1411: The time allowed for loading and discharging cargo in a charter party is referred to as __________.
N a. charter hire N b. demurrage N c. dispatch Y d. lay days 1513: Which knot is suitable for hoisting an unconscious person?
N a. Bowline in a bight Y b. French bowline N c. Fisherman's loop N d. Spider hitch 1674: Which is NOT a type of seizing?
N a. Flat seizing N b. Racking seizing N c. Throat seizing Y d. Tube seizing 1679: Manila slings should not be used to load __________.
N a. cotton N b. lumber Y c. steel N d. tires 1698: A flammable liquid having a Reid vapor pressure of 8½ P.S.I.A. or less and a flash point of 80°F or below is grade __________.
N a. A N b. B Y c. C N d. D 1831: A "loose" tow may cause all of the following EXCEPT __________.
N a. loss of maneuverability N b. lines to part N c. damage to the towing vessel and tow Y d. a saving in the transit time 1860: A towline should be fastened to __________.
N a. the chocks at the bow of a towed vessel N b. the most forward, centermost point of a towed vessel such as a sturdy bow rail N c. the mast of a towed sailboat Y d. a secure fitting near the bow of the towed vessel 1945: One of your crew members falls overboard from the starboard side. You should IMMEDIATELY __________.
N a. apply left rudder Y b. throw the crew member a life preserver N c. begin backing your engines N d. position your vessel to windward and begin recovery 2001: You are using tackle number 9 in illustration DO29DG to lift a weight of 120 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 )
N a. 52 lbs. Y b. 39 lbs. N c. 30 lbs. N d. 27 lbs. 2081: A seaman is reported missing in the morning and was last seen after coming off the mid-watch. Which type of turn would you use to return to the track-line steamed during the night?
Y a. Williamson N b. Racetrack N c. 180° turn N d. Anderson 2104: You are proceeding to a distress site where the survivors are in liferafts. Which action will assist in making your vessel more visible to the survivors?
N a. Steering a zigzag course with 5 to 10 minutes on each leg N b. Steering a sinuous course N c. Dumping debris over the side to make a trail to your vessel Y d. Making smoke in daylight 2116: What is the name of tackle number 10 in illustration DO29DG? (DO29DG )
N a. Two-two purchase N b. Deck purchase Y c. Two-fold purchase N d. Double runner 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 2238: What is the area of a circle with a radius of 12 feet after a sector of 60° has been removed?
N a. 18.85 square feet N b. 75.40 square feet N c. 94.25 square feet Y d. 376.99 square feet 2256: 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 transfer for a turn of 180°? (D034DG )
N a. 875 yards Y b. 910 yards N c. 975 yards N d. 1015 yards 2342: How many tons of salt water can be loaded into a flat ended cylindrical tank with a diameter of 3 feet and a length of 8 feet?
Y a. 1.62 N b. 1.98 N c. 3.23 N d. 6.46 2392: Determine the weight of a rectangular piece of 12.75 lbs. steel measuring 5 feet by 8 feet.
Y a. 510.00 lbs. N b. 255.00 lbs. N c. 198.89 lbs. N d. 165.75 lbs. 2636: When riveted joints occur at the ends of plating they are called __________.
N a. trailers N b. terminals N c. seams Y d. butts 2732: Flanking rudders effect a vessel's heading because of the __________.
Y a. effect of the propeller flow on the rudders N b. water flow due to the vessel's movement through the water N c. tunnel affect of the water flow past opposing rudders N d. discharge current being channeled to impinge on the vessel's deadwood 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 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 3009: While loading cargo, a white trimming light on the starboard side comes on. This indicates that __________.
Y a. the vessel has a list of about 1` to starboard N b. the chutes should be directed to the starboard side N c. the chutes in No. 1 hold should be directed to the starboard side N d. a severe list to starboard has developed and all loading should cease 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 3061: 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 N b. 1 to 6 hours N c. 10 minutes if possible Y d. 30 minutes to 1 hour 3275: When underway with a tow, you are required to notify the Coast Guard in which casualty situation?
N a. Damage to property amounting to $12,500 N b. Loss of bridge-to-bridge radio capability N c. An injury requiring first aid treatment Y d. Accidental stranding or grounding 3288: The angular movement of a vessel about a horizontal line drawn from its bow to its stern is __________.
N a. pitching Y b. rolling N c. heaving N d. swaying 3338: What is used to prevent wear on towlines that bear on hard surfaces?
Y a. Chafing gear N b. Chocks N c. Grease N d. Boots 3691: On the cargo manifest, the gross weight of a box containing cargo is the weight of the __________.
N a. cargo N b. box Y c. cargo and box N d. rate weight 4034: The signal man assisting the crane operator has his arm extended downwards, forefinger pointing down, and moves his hand in small horizontal circles. This is the signal to __________.
Y a. lower N b. swing N c. hoist N d. extend 4049: Tugs sometimes shackle a length of chain in the towline in order to __________.
N a. take the wear should the towline drag bottom N b. assure that if the towline is overstressed it will part close to the bridle N c. prevent the towline from whipping should it part Y d. put spring in the towline 4126: Which variable factor affects the initial lashing requirements aboard Ro-Ro vessels?
Y a. Number, position and angle of lashings N b. Vessel's draft N c. Port of origin N d. ABS requirements 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 4391: A report of casualty to a vessel must include __________.
N a. the estimated cost of damage N b. the amount of ballast on board Y c. the name of the owner or agent of the vessel N d. an evaluation of who was at fault