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.
69: Ullages are measured from __________.
N a. the tank ceiling N b. the tank top bushing N c. the thievage mark Y d. an above deck datum 81: Your 199 GT tugboat is on a 675 mile coastwise voyage. What percentage of the deck crew must be Able Bodied Seamen?
N a. 0% N b. 25% N c. 50% Y d. 65% 139: A "barrel" is a unit of liquid measure equivalent to __________.
N a. 40 U.S. gallons at 50°F Y b. 42 U.S. gallons at 60°F N c. 43 U.S. gallons at 65°F N d. 45 U.S. gallons at 75°F 195: You are transporting dangerous cargo on your vessel. The Dangerous Cargo Manifest must be signed by the __________.
N a. shipper N b. U.S. Coast Guard Marine Inspector Y c. Master or his authorized representative N d. Master only 380: The (auto)ignition temperature is that temperature at which_______.
Y a. no spark or flame is required to ignite gas or vapor N b. a fuel begins to give off explosive vapors N c. a fuel if ignited will continue to burn N d. a 1% mixture of the fuel with air will explode 429: A tank is loaded with 9,000 barrels of gasoline. The temperature of the product is 90°F (32°C), and it has a coefficient of expansion of .0008. What is the net amount of cargo loaded?
N a. 8856 bbls Y b. 8784 bbls N c. 8820 bbls N d. 9216 bbls 481: Which U.S. agency assigns an official number to a vessel?
N a. American Bureau of Shipping N b. Collector of Customs N c. Treasury Department Y d. Coast Guard 493: What does "end for end" mean in regard to a towing hawser?
N a. To take the kinks out of the hawser N b. To fake it down in figure eights N c. To increase the catenary Y d. To swap ends of the hawser to minimize wear 502: You are proceeding under NCS (Naval Control of Shipping) and wish to send a message warning of a hurricane. Which precedence would you assign this message?
N a. Z (FLASH) Y b. O (IMMEDIATE) N c. R (ROUTINE) N d. P (PRIORITY) 635: A report of casualty to a vessel must include __________.
Y a. the name of the owner or agent of the vessel N b. an evaluation of who was at fault N c. the amount of ballast on board N d. the estimated cost of damage 641: Which document shows the minimum required crew a vessel must have to navigate from one port in the United States to another?
N a. Articles Y b. Certificate of Inspection N c. Crew List N d. Register 664: Coiling new rope against the lay, bringing the lower end up through the center of the coil, then coiling with the lay, in order to remove the kinks, is known as __________.
N a. coiling N b. faking N c. flemishing Y d. thoroughfooting 719: Most crude oils are classified as grade __________.
N a. A or B N b. B Y c. C or D N d. E 724: Using a safety factor of five, determine what is the safe working load for 3-1/2 inch manila line with a breaking stress of 4.9 tons.
N a. 0.82 ton Y b. 0.98 ton N c. 2.45 tons N d. 12.25 tons 782: The owner or Master of a towing vessel shall ensure that each person that directs and controls the movement of the vessel can accurately fix the vessel's position using all of the following EXCEPT ___________ .
N a. installed navigational equipment Y b. buoys alone N c. all available aids to navigation N d. depths soundings and hydrographic contour lines 834: A whipping on a fiber line __________.
Y a. keeps the ends from fraying N b. strengthens it N c. protects your hands N d. becomes part of a splice 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. 648 870: The terms "ceiling" and "margin plate" are associated with the __________.
N a. crew's quarters N b. engine room N c. main deck Y d. tank top 893: Considering the manning requirements for U.S. vessels, your three watch cargo vessel has a deck crew of 20 people, exclusive of the officers. How many of these people do the manning regulations require to be Able Seamen?
Y a. 13 N b. 10 N c. 7 N d. 5 926: Usually the most gentle way of riding out a severe storm on a larger vessel is __________.
N a. head on at slow speeds N b. hove to Y c. running before the seas N d. to rig a sea anchor 982: The muster list must be posted in conspicuous locations and signed by the __________.
N a. safety officer N b. Coast Guard Officer approving the bill N c. owner Y d. Master 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 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 997: When steering by hand, which of the following may be a functional input to the steering gear as a result of turning the wheel?
Y a. Non-followup N b. Rudder adjustment N c. Weather adjustment N d. All the above may be activated 1018: Which U.S. Government agency can suspend or revoke a Merchant Mariner's license for violating the load line act?
N a. American Bureau of Shipping Y b. U.S. Coast Guard N c. U.S. Customs Service N d. U.S. Maritime Administration 1067: The normal and safest way for a sailor to be lowered in a bosun's chair when descending vertically is __________.
Y a. for that sailor to feed the hauling part through a bosun's chair hitch N b. to lead the hauling part to a cleat on the mast and slacking the sailor down N c. by taking several turns of the gantline on a winch drum and then lower the sailor by backing off on the winch N d. by leading the bight of the hauling part to a rail and taking several turns, then slacking away with the bight 1112: What is an advantage of the 6X37 class of wire rope over the 6X19 class of wire rope of the same diameter?
Y a. Greater flexibility N b. More resistance to corrosion N c. More resistance to elongation N d. Lower weight per foot 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 1157: What is a correct reply to a pilot's request, "How's your head"?
N a. "Steady" Y b. "Passing 150°" N c. "Checked" N d. "Eased to 5° rudder" 1201: When clearing customs for a foreign voyage, which of the following is processed at the custom's house and returned to the vessel?
Y a. Shipping Articles N b. Traveling Curio Manifest N c. Official Logbook N d. Cargo Gear Register 1396: Lifting the anchor from the bottom is called __________.
N a. broaching the anchor N b. shifting the anchor N c. walking the anchor Y d. weighing the anchor 1492: Which of the pictures in illustration DO30DG represents a fisherman's bend? (DO30DG )
N a. F Y b. G N c. K N d. L 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 1615: A towing vessel should be on the crest of a wave at the same time as its tow and in the trough at the same time. The term used to describe this is __________.
N a. tow strain N b. catenary length Y c. being in step N d. Williamson's Tow 1895: The knot lettered Q as shown is a __________. (DO30DG )
N a. square knot N b. clove hitch Y c. bowline N d. round knot 1897: 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. 43.19 numeral N b. 46.56 numeral N c. 49.92 numeral N d. 55.72 numeral 1990: Upon receipt of a distress message, a merchant vessel is bound to proceed to the scene of the distress. Under which of the following cases would this NOT be true?
N a. The vessel would arrive at the distress scene more than 36 hours after the receipt of the initial distress message. N b. There are vessels closer to the distress scene that are proceeding to assist. Y c. The Master of the vessel in distress has requisitioned another vessel, and that vessel has accepted the requisition. N d. You are on a tank vessel and the distress involves a major fire on board the other vessel. 2003: Chafing gear is used to __________.
N a. anchor the boat N b. pick up heavy loads Y c. protect fiber rope from abrasion N d. strengthen mooring lines 2033: A spring line leads __________.
Y a. fore and aft from the ship's side N b. to the dock at a right angle to the vessel N c. through the bull nose or chock at the bow N d. through the chock at the stern 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 2061: A sheave is a __________.
Y a. grooved wheel in a block N b. line to hold a lifeboat next to the embarkation deck N c. partial load of grain N d. seaman's knife 2070: Which statement about the Williamson turn is FALSE?
Y a. It requires the highest degree of shiphandling skills to accomplish. N b. It is the slowest of the methods used in turning the vessel. N c. It is the best turn to use when the victim is not in sight due to reduced visibility. N d. It returns the vessel to the original track-line on a reciprocal course. 2190: What is the name of tackle number 3? (DO29DG )
N a. 1-2 purchase N b. Gun tackle Y c. Single luff tackle N d. Double whip 2239: You are using tackle number 3 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 )
Y a. 52 lbs. N b. 49 lbs. N c. 40 lbs. N d. 27 lbs. 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 2349: What is the volume of a sphere with a radius of 7 feet?
N a. 11,491.87 cubic ft. Y b. 1,436.76 cubic ft. N c. 963.72 cubic ft. N d. 205.21 cubic ft. 2375: You are on a multiple-product chemical tanker and will carry cargoes of ethanolamine, methyl acrylate, and glycerine. Which statement is true?
N a. All of these cargoes are mutually incompatible. N b. Glycerine may be stowed adjacent to methyl acrylate but must be segregated from ethanolamine. N c. Methyl acrylate and ethanolamine are compatible but both must be segregated from glycerine. Y d. Glycerine is compatible with both of the other cargoes. 2600: A smooth, tapered pin, usually of wood, used to open up the strands of a rope for splicing is called a(n) __________.
N a. batten N b. bench hook N c. awl Y d. fid 2632: The horizontal flat surfaces where the upper stock joins the rudder are the __________.
N a. rudder keys Y b. rudder palms N c. lifting flanges N d. shoes of the rudder 2704: The legs of a tow bridle are joined together with a __________.
N a. bridle plate N b. shackle Y c. fishplate N d. tri-link 2994: Nearly half of all storms that enter the Great Lakes Basin during the period from October through May come from __________.
N a. highs which originate in the east and east central USA N b. lows which originate in north central and western Canada N c. highs which originate in north eastern and eastern Canada Y d. lows which originate in the central and western USA 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 3095: You are standing the wheelwatch when you hear the cry, "Man overboard starboard side". You should instinctively __________.
N a. give full left rudder N b. put the rudder amidships Y c. give full right rudder N d. throw a life ring to mark the spot 3476: The strongest method of forming an eye in wire rope is using __________.
N a. three wire rope clamps N b. an eye splice with four or five tucks N c. a thimble fastened with four or five tucks Y d. a wire rope socket attached with zinc 4042: You are on a 120,000 DWT loaded bulk carrier. What is the maximum safe docking speed when coming alongside?
N a. 0.1 foot per second (0.06 knot) Y b. 0.2 foot per second (0.12 knot) N c. 0.5 foot per second (0.30 knot) N d. 0.75 foot per second (0.44 knot) 4048: You are arriving in port and are assigned to anchor in anchorage circle B-4. It has a diameter of 600 yards and your vessel's LOA is 525 feet. If you anchor in 10 fathoms at the center of the circle, what is the maximum number of shots of chain you can use and still remain in the circle?
Y a. 4 shots N b. 5 shots N c. 6 shots N d. 7 shots 4058: Your vessel is equipped with mechanical davits. When stowing the lifeboat after a drill while underway, you should __________.
N a. leave the tricing pendants slack Y b. ensure the falls are taut N c. leave the outboard part of the cradle in the down position N d. secure the inboard gripes only 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 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 4259: Which statement is FALSE regarding the operation of a crane?
N a. The crane jib is raised and lowered by the luffing winch. N b. The cargo block is raised and lowered by the hoisting winch. Y c. The cargo block is raised and lowered by the luffing winch. N d. None of the above