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.
61: Deckhands onboard towing vessels shall be divided into 3 watches when on a trip exceeding __________.
Y a. 600 miles N b. 700 miles N c. 800 miles N d. 1000 miles 68: Odorous cargoes are those that __________.
N a. are susceptible to damage by tainting N b. are exceptionally dusty and leave a residue N c. are liquid, but in containers Y d. give off fumes that may damage other cargoes 80: You are on a cargo vessel carrying portable tanks of dangerous cargoes in bulk. Which statement is TRUE?
N a. If the tanks are pumped out while remaining on board, each hose connection must have a minimum of three bolts. N b. If the tanks are off loaded, no more than two tanks may be lifted together in a hoist. N c. When transferring sulfuric acid, you must display a red flag by day whether at anchor or moored. Y d. All electrical equipment within 10 feet horizontally must be explosion proof or intrinsically safe. 143: Why are most break bulk vessels built with the transverse framing system rather than the longitudinal system?
N a. The transverse system is more resistant to hog and sag stresses. N b. The numerous longitudinal frames cause excessive broken stowage. N c. The transverse system provides better support to the varying cargo densities on a break bulk vessel. Y d. The deep web frames interfere with the stowage of break bulk cargo. 281: Which action will take place if a crew member is replaced in a U.S. port after foreign articles have been signed, and the ship proceeds foreign?
N a. The Master will remove the replaced man's name from the Certified Crew List but not from the articles. Y b. The name of the new man is added to the articles but not to the Certified Crew List. N c. The U.S. Consul will remove the replaced man's name from the Certified Crew List. N d. The U.S. Consul will add the new man's name to the Certified Crew List. 310: Operators of Uninspected Passenger Vessels are required to keep their Coast Guard License aboard __________.
N a. only when operating more than one mile from shore N b. only when operating at night Y c. only when carrying passengers for hire N d. At all times 315: A vessel must have one approved ring life buoy on board if its length is over how many feet?
N a. 6 feet N b. 16 feet Y c. 26 feet N d. 36 feet 366: When backing down with sternway, the pivot point of a vessel is __________.
N a. at the bow N b. about one-third of the vessel's length from the bow Y c. about one-quarter of the vessel's length from the stern N d. aft of the propellers 371: In the United States, the load line markings are set by the __________.
Y a. American Bureau of Shipping N b. Coast Guard N c. Federal Maritime Board N d. IMO 480: What is NOT a requirement for the preparation of used, gasoline-propelled cars if they are to be carried as ordinary cargo and not as hazardous cargo?
N a. The engine must be run until it dies from lack of fuel. Y b. The fuel tank must be inerted with CO2. N c. The ignition key may not be in the ignition. N d. The vehicle must be inspected for fuel leaks. 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 536: Your vessel is backing on the starboard screw, and going ahead on the port screw. The bow will __________.
N a. back on a straight line N b. move ahead on a straight line N c. swing to port Y d. swing to starboard 540: As seen from the tow, what should connect the leading ends of both towing bridle legs to the main towing hawser?
N a. A cable clamp Y b. A fishplate, flounder, or towing plate N c. A pad eye N d. The towing bitts 574: Which type of link is generally used to connect shots of anchor chain?
Y a. Detachable N b. Open N c. Pear shaped N d. Stud link 648: Bulk cargo refers to __________.
N a. cargo which occupies a large volume of space N b. cargo which requires refrigeration N c. cargo which is very dense Y d. homogeneous cargo not enclosed in a container 695: A tug is "in irons" when held in a fixed position by __________.
N a. the weight of its tow, its being anchored, or grounded Y b. the weight of its towing hawser on the bottom N c. an adverse current N d. lack of power or an engine breakdown 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 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 1120: A stage should only be rigged __________.
N a. over the bow or stern of a vessel N b. over the flat sides of a vessel Y c. over the open water N d. over the dockside 1203: Under defense plans, operation of electronic aids may be temporarily suspended with __________.
N a. one day's notice Y b. no notice N c. thirty (30) day's notice N d. a week's notice 1218: Which is a negotiable document?
Y a. Bill of Lading N b. Cargo Manifest N c. Export Declaration N d. Receiving Report 1244: Nylon line is NOT suitable for __________.
N a. towing Y b. lashings N c. stoppers N d. mooring lines 1244: Nylon line is NOT suitable for __________.
N a. towing Y b. lashings N c. stoppers N d. mooring lines 1253: You are preparing to relieve the mate on watch while underway at sea. The watch should not be transferred __________.
N a. during an engine speed change N b. while the Master is on the bridge Y c. during a collision avoidance maneuver N d. All of the above 1290: What is NOT an advantage of double bottom ships?
N a. The tank top forms a second skin for the vessel. N b. The center of gravity of a loaded bulk cargo ship may be raised to produce a more comfortable roll. N c. The floors and longitudinals distribute the upward push of the water on the ship's bottom. Y d. They are less expensive to construct because of increased access space. 1334: Close link chain of not less the 3/4" (or the wire rope equivalent) is required for lashing deck cargoes of timber. What size flexible wire rope would provide the strength equivalent to 3/4" chain, using a safety factor of 5?
N a. 9/16" Y b. 1" N c. 1 1/4" N d. 1 3/8" 1478: What does "in step" refer to in regards to towing?
N a. The towed vessel follows exactly in the wake of the towing vessel. N b. There is no catenary in the towing hawser. N c. When turning, both the towed and towing vessels turn at the same time. Y d. Both the towed and towing vessels reach a wave crest or trough at the same time. 1494: After splicing an eye in a piece of wire rope, the splice should be parceled and served to __________.
N a. strengthen the line N b. increase its efficiency Y c. prevent hand injury by covering loose ends N d. make the line more flexible 1556: When anchoring, good practice requires 5 to 7 fathoms of chain for each fathom of depth. In deep water you should use __________.
N a. the same ratio N b. more chain for each fathom of depth Y c. less chain for each fathom of depth N d. two anchors with the same ratio of chain 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 1581: A vessel is found to be seaworthy after a complaint in writing to the American Consul by the Chief and Second Mates. The cost of the survey is to be paid by the __________.
N a. American Consul Y b. Chief and Second Mates N c. Vessel's agent N d. vessel's owners 1606: To safely anchor a vessel there must be sufficient "scope" in the anchor cable. Scope is the ratio of __________.
N a. weight of cable to weight of vessel N b. weight of cable to weight of anchor N c. length of anchor to depth of water Y d. length of cable to depth of water 1667: When the gyro-pilot is used for steering, what control is adjusted to compensate for varying sea conditions?
N a. Rudder control N b. Sea control N c. Lost motion adjustment Y d. Weather adjustment 1670: The term "strake" is used in reference to __________.
N a. rudder mountings N b. anchor gear Y c. hull plating N d. vessel framing 1713: The cheek length of a block in inches should be about __________.
Y a. three times the circumference of a manila line N b. five times the diameter of a manila line N c. twice the diameter of its sheaves for manila line N d. twenty times the diameter of a manila line 1780: The term that indicates how many tons of cargo a vessel can carry is __________.
N a. bale cubic Y b. deadweight N c. gross tonnage N d. loaded displacement 1798: You are on a single-screw vessel with a left-handed propeller making no way in the water. How will your vessel react when you apply right rudder?
N a. Bow will kick to starboard N b. Bow will kick to port Y c. Rudder alone has no effect on the vessel N d. Stern will kick to port, then slowly swing to starboard 1798: You are on a single-screw vessel with a left-handed propeller making no way in the water. How will your vessel react when you apply right rudder?
N a. Bow will kick to starboard N b. Bow will kick to port Y c. Rudder alone has no effect on the vessel N d. Stern will kick to port, then slowly swing to starboard 1980: What is the name of the mark indicated by the letter C? (DO03DG )
Y a. Fresh water line N b. Tropical water line N c. Summer water line N d. Winter North Atlantic water line 2153: The shipping papers for the products being carried in your tankship are NOT required to contain the __________.
Y a. exact quantity of the cargoes N b. grades of the cargoes N c. location of the delivery point(s) N d. name of the consignee(s) 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 2211: What is the mechanical advantage, neglecting friction, of tackle number 5? (DO29DG )
N a. 2 N b. 4 Y c. 5 N d. 5.5 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 2218: If reefer spaces are not properly cleaned prior to loading cargo, it will most likely cause __________.
Y a. mold to develop on commodities N b. malfunction of the refrigeration equipment N c. contamination of the insulation in the space N d. All of the above 2232: The MAIN use of the knot lettered M is to __________. (DO30DG )
Y a. marry two hawsers N b. form a temporary eye in the end of a line N c. secure a heaving line to a hawser N d. provide a seat for a man to work over the side 2676: Who cannot commit the crime of barratry?
N a. Master N b. Ship's officer(s) N c. Ship's unlicensed crewmember(s) Y d. Ship owner 2710: You have orders to load cargoes of carbon disulfide, diisopropylamine and pyridine on your multi-product tankship. Which statement is TRUE?
N a. Carbon disulfide may be carried in NOS. 1 and 2 center tanks and diisopropylamine in NOS. 1 and 2 wing tanks. N b. Pyridine and diisopropylamine may be carried in tanks having a common header vent. Y c. Diisopropylamine must be separated from carbon disulfide by two barriers (cofferdams, voids, empty tanks, etc.) N d. A tank of carbon disulfide may be used to separate a tank of pyridine from a tank of diisopropylamine. 2719: Which publication would give detailed information on the commercial vessel traffic reporting system for connecting waters from Lake Erie to Lake Huron?
N a. United States Coast Pilot - Great Lakes #6 N b. U.S. Coast Guard Light List - Vol. VII Y c. Code of Federal Regulations - Title 33 N d. The appropriate Great Lakes Navigation Chart 2910: Your vessel is a single-screw ship with a right-hand propeller. There is no current. The easiest way to make a landing is __________.
Y a. port side to N b. starboard side to N c. dropping anchor and swinging the ship in to the pier N d. either port or starboard side to, with no difference in degree of difficulty 3028: The term "inland waters", as defined in the Rules of the Road, includes __________.
N a. the Great Lakes in their entirety Y b. the Mississippi River System N c. U.S. waters out to three miles offshore N d. the St. Lawrence River to Anticosti Island 3048: The proximity of pack ice may be indicated by __________.
N a. changes in seawater salinity Y b. glare on clouds on the horizon N c. changes in air temperature N d. icebergs 3104: When maneuvering a heavy barge up a wide channel with a tug, the tow may be most closely controlled by making up to the barge __________.
N a. with a short tow astern N b. nearly bow to bow, at a small angle N c. amidships, parallel to the barge Y d. nearly stern to stern, at a small angle to the barge 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 3454: For any given pedestal crane, when the boom is lengthened, the lifting capacity is __________.
N a. unchanged N b. increased N c. eliminated Y d. decreased 3465: Which type of anchor is illustrated? (D038DG )
Y a. Stockless N b. Danforth N c. Old-fashioned N d. Kedge 3480: When barge headlogs do not meet or are not even with one another, the void or opening between them is called a __________.
Y a. notch N b. hole N c. spacing N d. gap 3560: What should look-outs report?
N a. Discolored water N b. Shoals N c. Floating objects Y d. All of the above 3580: You are standing the wheelwatch on entering port and the Master gives you a rudder command which conflicts with a rudder command from the Pilot. What should you do?
Y a. Obey the Master. N b. Obey the Pilot. N c. Bring the rudder to a position midway between the two conflicting orders. N d. Ask the Pilot if he relinquishes control. 3588: Conventional anchors are least likely to hold in a bottom consisting of __________.
N a. soft clay N b. hard mud N c. sand Y d. rock 3610: You have a tow of chemical barges. The mate reports an ammonia smell around the head of the tow. You would suspect a leak in the barge carrying __________.
N a. methyl chloride N b. heptane N c. propanolamine Y d. morpholine