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.
207: A towing vessel's capability is BEST measured by horsepower, maneuverability, displacement, and __________.
N a. stability N b. propeller design Y c. bollard pull N d. towing winch horsepower 228: Securing cargo by running timbers from an upper support down to the cargo, either vertically or at an angle, is called __________.
N a. braces N b. dunnage N c. shores Y d. toms 256: When fruit is carried as refrigerated cargo, the most frequent cause of its being infected at the discharge port is __________.
N a. leaks in the ship's refrigeration system Y b. improper cleaning of the cargo spaces N c. carriage at the wrong temperature N d. improper precooling of the cargo spaces 257: The distance between the surface of the liquid and the tank top in a cargo tank is called __________.
N a. thievage N b. innage Y c. ullage N d. tankage 437: Prior to getting underway in fresh or brackish water, the Master must __________.
Y a. log the density of the water N b. secure all overboard discharges N c. take on fresh water ballast N d. clean the sides with fresh water 456: You are conning a twin-screw vessel going ahead with rudders amidships. If the port screw stops turning the bow will __________.
Y a. go to port N b. go to starboard N c. not veer to either side N d. go first to port and then to starboard 485: To clean a dirty fiber towing hawser used in ocean towing, you should __________.
N a. use lye or other mild detergent Y b. wash it with fresh water, dry and store it N c. wash it with salt water N d. use cleaning fluid on nylon, dacron and other synthetic lines 626: What should NOT be used as an indicator that ice may be
Y a. N b. N c. N d. 726: A common occurrence when a vessel is running into shallow water is that __________.
N a. the wake is less pronounced N b. the vessel is more responsive to the rudder Y c. "squat" will cause a decrease in bottom clearance and an increase in draft N d. All of the above 787: While assigned to a 120 GRT vessel, you are required to sign "foreign" articles on a voyage from New York City to which port?
N a. Halifax, Canada Y b. Long Beach, California N c. Veracruz, Mexico N d. Saint Maarten, Netherlands Antilles 789: Which statement about a centrifugal cargo pump is TRUE?
N a. It is a positive displacement pump. Y b. It must have a positive suction. N c. Increasing rotation speed will decrease discharge pressure. N d. All of the above 881: The proper way to correct a mistake in the logbook is to __________.
N a. erase the entry and rewrite N b. completely black out the entry and rewrite Y c. draw a line through the entry, rewrite, and initial N d. draw several lines through the entry and rewrite 950: The upward slope of a ships bottom from the keel to the bilge is known as __________.
N a. camber N b. slope Y c. deadrise N d. keel height 951: The responsibility for maintaining the Official Logbook on voyages between the Atlantic and Pacific coasts of the United States rests with the __________.
N a. Chief Mate of the vessel Y b. Master of the vessel N c. Deck Officer of the watch at the time of the occurrence N d. Purser of the vessel 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 1031: Which certificate is NOT issued by the Coast Guard?
N a. Award of official number N b. Certificate of Inspection Y c. Classification of Hull and Machinery N d. Safety Equipment Certificate 1036: What is meant by the term "broaching to"?
N a. Having the vessel head toward the sea N b. Running before a sea Y c. Being turned broadside to the sea N d. Having the vessel filled with water 1052: A term used to describe the dip in a towline that acts as a shock absorber is __________.
Y a. catenary N b. step N c. shock dip N d. bight 1059: You are cleaning the tanks after carrying a cargo of crude oil. Which statement is TRUE?
N a. Washing water should be recirculated if possible because it has the same electric potential as the cargo tank being cleaned. N b. The hoses to portable cleaning machines should be disconnected before the machines are removed from the tank. N c. The principal hazard with steaming cargo tanks is raising the ambient temperature above the flame point of the cargo residue. Y d. Steam cleaning and water washing are both capable of generating electrostatic charges within a tank. 1076: You are underway in heavy weather and your bow is into the seas. To prevent pounding, you should __________.
N a. change course, in order to take the seas at an 85 degree angle from the bow Y b. decrease speed N c. increase speed N d. secure all loose gear 1082: A lashing used to secure two barges side by side, lashed in an "X" fashion, is called a __________.
N a. backing wire Y b. scissor wire N c. face wire N d. breast wire 1101: A vessel puts into the port of Kobe, Japan, to discharge cargo. The vessel contracts a local shipyard to have the hull chipped and scaled. If the vessel provides the primer and paint, which statement is TRUE?
N a. You need NOT declare the cost of labor, since no duty is involved. N b. You need NOT declare the cost of labor, since this is considered ship's personnel work. Y c. You MUST declare the cost of labor and pay duty. N d. You MUST declare the cost of labor, but no duty is charged since labor is involved. 1103: What should you inspect to be sure that it is safe to go aloft in a bosun's chair?
N a. The gantline N b. The tail block N c. The chair and bridle Y d. All of the above 1104: Nylon line can be dangerous because it __________.
N a. breaks down when wet N b. kinks when wet N c. is not elastic Y d. stretches 1260: The function of the bilge keel is to __________.
Y a. reduce the rolling of the vessel N b. serve as the vessel's main strength member N c. add strength to the bilge N d. protect the vessel's hull when alongside a dock 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. 1296: To ensure the best results during the Mediterranean moor, the chains should __________.
N a. be crossed around the bow N b. tend out at right angles to the bow N c. tend aft 60°From each bow Y d. tend forward 30° on either bow 1328: The declaration made by the Master when he anticipates hull and/or cargo damage due to unusual weather conditions is a __________.
Y a. Note of Protest N b. Notice of Casualty N c. Portage Bill N d. Bottomry Bond 1371: Delivery of a vessel to a charterer is called __________.
N a. chartering N b. dispatching N c. fixing Y d. tendering 1376: Generally speaking, the most favorable bottom for anchoring is __________.
N a. very soft mud N b. rocky Y c. a mixture of mud and clay N d. loose sand 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. 1427: Which letter in illustration D030DG represents a plain whipping? (D030DG )
N a. E N b. F Y c. J N d. V 1436: How many feet are there in 2 shots of anchor chain?
N a. 50 N b. 60 Y c. 180 N d. 360 1442: You are on an ice-reinforced vessel about to enter pack ice. You should __________.
N a. enter the pack on the windward side where there is a well defined ice edge N b. trim to an even keel or slightly down by the bow to take maximum benefit of the ice reinforcement N c. take maximum advantage of coastal leads caused by offshore winds Y d. look for areas of rotten ice and enter perpendicular to the ice edge 1444: If kinking results while wire rope is being coiled clockwise, you should __________.
N a. coil it counterclockwise N b. not coil it Y c. take a turn under N d. twist out the kinks under a strain 1576: Using a scope of five, determine how many shots of chain you should put out to anchor in 5 fathoms of water?
N a. 1 Y b. 2 N c. 3 N d. 5 1649: What is required to be stenciled at the heel of a cargo boom?
N a. Maximum angle of elevation permitted N b. Date of the last quadrennial test Y c. Safe working load N d. Maximum load when doubled up 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 1870: The knot lettered S is a __________. (DO30DG )
N a. bowline Y b. blackwall hitch N c. half hitch N d. hook hitch 1894: A load line is assigned by __________.
N a. the U.S. Customs N b. the U.S. Department of Energy N c. the U.S. Army Corps of Engineers Y d. a recognized classification society approved by the U.S. Coast Guard 1923: Disregarding friction, a twofold purchase when rove to disadvantage has a mechanical advantage of __________.
N a. 2 N b. 3 Y c. 4 N d. 5 1981: The boom stops on a pedestal crane prevent the boom from __________.
Y a. being raised too high N b. swinging at sea N c. overloading when not in use N d. being lowered too low 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 2057: While assigned to a 106 GRT vessel, you are required to sign "foreign" articles on a voyage from San Francisco to which port?
N a. Mazatlan, Mexico (west coast) N b. Vera Cruz, Mexico (east coast) Y c. New York, NY N d. Vancouver, Canada (west coast) 2069: A "spring line" is a __________.
N a. mooring line made of spring lay wire rope Y b. mooring line running diagonally to the keel N c. mooring line parallel to the keel N d. wire rope used for securing an anchor buoy 2089: In addition to the load lines indicated in illustration D003DG, some vessels have a Winter North Atlantic line. Which statement about this load line mark is TRUE?
N a. It is carried on VLCC/ULCC type vessels and allows reduced freeboard considering their size. N b. It is marked above line B in the diagram. N c. It is applied to vessels on restricted trade routes between the United Kingdom, Iceland, and Northern European countries. Y d. It applies only to vessels not exceeding 328 ft. navigating in the Winter North Atlantic zones. 2126: You have anchored in a mud and clay bottom. The anchor appears to be dragging in a storm. What action should you take?
N a. Shorten the scope of the cable. N b. Veer cable to the anchor. N c. Drop the other anchor underfoot. Y d. Drop the second anchor, veer to a good scope, then weigh the first anchor. 2622: You must shore up the collision bulkhead due to solid flooding forward. The bulkhead approximates an inverted triangle. The center of pressure of the shores on the bulkhead should be located __________.
N a. evenly over the surface of the bulkhead Y b. approximately two-thirds of the way up the bulkhead N c. approximately halfway up the bulkhead N d. at the bottom of the bulkhead 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 2754: Which statement is TRUE concerning vessels over 1600 gross tons certificated for service solely on the Great Lakes?
N a. They must have magnetic compasses. N b. They must have gyro compasses. Y c. They must carry a deep-sea hand lead. N d. All of the above statements are TRUE. 2761: A short ton is a unit of weight consisting of __________.
N a. 1,000 pounds Y b. 2,000 pounds N c. 2,205 pounds N d. 2,240 pounds 2844: Naval authorities would NOT give orders about which of the following, when the vessel is under control of the Naval Control of Shipping Organization?
N a. Visual communication at sea N b. Rescue operations N c. Diversions Y d. Schedules for loading cargo 2964: "Seiche" is defined as a(n) __________.
N a. unusually strong storm system which approaches the Great Lakes System generally from the Northeast N b. lake current which is predominant during the spring and fall navigation season on the Great Lakes Y c. oscillation caused by the diminishing of forces which cause lake level fluctuations N d. higher than normal high water or lower than normal low water 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 3098: A weight of 1,000 short tons is equivalent to __________.
N a. 1,500 foot-pounds N b. 2,240 long tons N c. 2,000 pounds Y d. 2,000 kips 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 3470: The section of each end of a barge which is heavily reinforced to take the pressure of pushing is called the __________.
Y a. headlog N b. towhead N c. collision bulkhead N d. bullnose 4146: Which of the following tensioning devices is used with webbing to secure light vehicles aboard Ro-Ro vessels?
N a. Chain lever Y b. Buckle tensioner N c. Adjust-a-matic tensioner N d. Turnbuckle 4251: Which action(s) is/are included in crane operations?
N a. Single-mode set-up & operation N b. Twin-mode set-up & operation N c. Normal boom stowage and shutdown operation Y d. All of the above 4255: Which of the following statement(s) is/are TRUE regarding a twin pedestal crane set?
N a. The cranes may be operated independently. N b. The cranes may be interconnected for twin operation. N c. When twinned, the crane rotation on the foundation assembly is unlimited. Y d. All of the above