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.
49: Flammable liquid means any liquid which gives off flammable vapors at or below __________.
N a. 40°F (4.4°C) Y b. 80°F (26.7°C) N c. 110°F (43.3°C) N d. 150°F (65.6°C) 150: Protective clothing must be worn while sampling hazardous cargo on a tankship, and as a minimum includes __________.
N a. a hood or hard hat Y b. a face mask or goggles N c. boots N d. chemical resistant gloves 214: The helm command "meet her" means __________.
Y a. use rudder to check the swing N b. decrease the rudder angle which is on N c. steer more carefully N d. note the course and steady on that heading 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 426: You are stopped with no way upon your vessel at the pilot station. Your vessel is a large twin-screw ship. You must come around 180° to board your Pilot. How should you use the engines and rudder to turn the ship fastest in the least amount of space?
N a. Full ahead on the engines and hard over rudder N b. Full ahead on one engine, full astern on the other Y c. Half ahead with hard over rudder, then full astern on inboard engine N d. Slow ahead with hard over rudder 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 473: The American Consul has asked the Master of a vessel bound for a port in the U.S. to transport a destitute seaman back to the U.S. Which action may the Master take?
N a. He may refuse to accept the seaman if the seaman is medically unfit. N b. He must take the seaman even if the seaman has a contagious disease. N c. He is always required to take the seaman. Y d. He may refuse to take the seaman if it will violate the Certificate of Inspection. 504: Anchors are prevented from running out when secured by the __________.
N a. brake N b. devil's claw N c. pawls Y d. All of the above 551: The name and hailing port of a documented commercial vessel is __________.
N a. not required to be marked anywhere on the vessel N b. required to be marked on both bows and on the keel Y c. required to be marked on the stern with the name of the vessel marked on both bows N d. required to be marked on the keel, stern, and both bows 556: You may BEST turn a twin-screw vessel about, to the right, in a narrow channel by using __________.
N a. both engines ahead and helm N b. one engine only Y c. port engine ahead and the starboard engine astern N d. both engines astern and use helm 561: Which space cannot be deducted from gross tonnage when calculating net tonnage?
N a. Crew messroom Y b. Forepeak ballast tank N c. Master's cabin N d. Chain locker 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 616: "Ice blink" is __________.
N a. the dark appearance of the underside of a cloud layer due to reflection of a surface of open water N b. the soft light appearance on the underside of a cloud layer due to reflection from a surface of open water Y c. the yellowish-white glare on the underside of a cloud layer N d. "water sky" 673: In illustration D044DG, the mooring line labeled "C" is called a __________. (DO44DG )
N a. shore line Y b. breast line N c. spring line N d. stern line 768: A cargo of canned foodstuff is packed in cartons. Each carton is 36 cubic feet and weighs 340 pounds. The stowage factor of the cargo is __________.
N a. 9.5 N b. 62 N c. 212 Y d. 237 770: The ratio of the height of a vessel's rudder to its width is referred to as the __________.
Y a. aspect ratio N b. constriction ratio N c. rudder ratio N d. steering ratio 892: On a shallow water tow, the catenary of the towline should be __________.
N a. large Y b. small N c. eliminated N d. adjusted frequently 1016: Your vessel is off a lee shore in heavy weather and laboring. Which action should you take?
Y a. Put the sea and wind about two points on either bow and reduce speed. N b. Heave to in the trough of the sea. N c. Put the sea and wind on either quarter and proceed at increased speed. N d. Put the bow directly into the sea and proceed at full speed. 1026: When making way in heavy seas you notice that your vessel's screw is being lifted clear of the water and racing. One way to correct this would be to __________.
N a. increase speed Y b. decrease speed N c. move more weight forward N d. shift the rudder back and forth several times 1048: You are the person in charge of a vessel involved in a marine casualty. You must notify the nearest Coast Guard Marine Inspection Office if the property damage is over __________.
N a. $1,500 N b. $10,000 Y c. $25,000 N d. $50,000 1078: By law, the maximum penalty for failing (without reasonable cause) to give aid in the case of collision is __________.
N a. one year imprisonment or $500 Y b. two years imprisonment or $1000 N c. two years imprisonment or $1500 N d. two years imprisonment or $2000 1153: What affect does shallow water have on a vessel's stopping distance?
N a. The stopping distance is shorter. Y b. The stopping distance is longer. N c. There is no difference in the stopping distance. N d. The propeller is more effective when going astern in shallow water. 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 1210: To rigidly fasten together the peak frames, the stem, and the outside framing, a horizontal plate is fitted across the forepeak of a vessel. This plate is known as a(n) __________.
N a. apron plate Y b. breasthook N c. intercostal plate N d. joiner 1222: Who certifies the safe working load of cargo cranes on a vessel?
Y a. American Bureau of Shipping N b. National Cargo Bureau N c. U.S. Coast Guard N d. None of the above 1237: You are a watchstanding mate and have come to the bridge to relieve the watch. After reviewing the chart and having been briefed by the off-going mate, you are now ready to effect the relief. The watch is officially transferred to you after __________.
N a. you state the vessel's charted position, present course and port of destination N b. the mate being relieved tells you the vessel's course and speed and states that you have the watch Y c. you say, "I relieve you" and you state the course per gyro and magnetic compasses N d. the mate being relieved says, "You have the conn" and you state the ship's course 1473: The "carrick bend" is used to __________.
N a. add strength to a weak spot in a line Y b. join two hawsers N c. be a stopper to transfer a line under strain N d. join lines of different sizes 1488: What does the term "end-for-end" refer to in regard to a wire towing hawser?
N a. Cutting off the bitter and towing ends of the wire rope N b. Splicing two wire ropes together Y c. Removing the wire rope from the drum and reversing it so that the towing end becomes the bitter end N d. Removing the wire rope from the drum and turning it over so that the wire bends in the opposite direction when rolled on a drum 1519: When snaking cargo into the wing of a hold with the cargo winch, the runner should be lead from the __________.
N a. head block to a snatch block Y b. heel block to a snatch block N c. lizard to a snatch block N d. winch to a snatch block 1541: Which act would be considered barratry?
N a. A criminal act committed by a crew member ashore in a foreign port Y b. A criminal act committed by the ship Master in violation of his duty to the shipowner N c. Theft of cargo by longshoremen N d. Smuggling with the connivance of the shipowner 1555: When carrying out a parallel track search pattern, the course of the search units should normally be which of the following?
Y a. In the same direction as the anticipated drift N b. In the opposite direction of the anticipated drift N c. Perpendicular to the line of anticipated drift N d. Downwind 1578: A stream of water immediately surrounding a moving vessel's hull, flowing in the same direction as the vessel is known as __________.
N a. directional current N b. forward current N c. propeller current Y d. wake current 1752: Your containership has a container displaying a hazardous cargo placard. The placard has the number 2199 on it. This indicates that it is carrying what cargo?
N a. Furan Y b. Phosphine N c. Adiponitrile N d. Xylenol 1762: What is the perimeter of a circle with a radius of 2.5 feet?
N a. 7.86 ft Y b. 15.71 ft N c. 19.63 ft N d. 22.71 ft 1779: Using the graph shown, if the dry bulb temperature is 58°, and the wet bulb temperature is 53°, what is the relative humidity in a cargo hold? (D008DG )
N a. 56% N b. 61% N c. 66% Y d. 75% 1871: You are proceeding under NCS (Naval Control of Shipping) when you wish to send a message concerning your ships diversion. Which precedence would you assign this message?
N a. O (IMMEDIATE) N b. Z (FLASH) N c. R (ROUTINE) Y d. P (PRIORITY) 1965: A maritime lien may be placed against __________.
N a. any assets that a ship's owner may have Y b. a vessel, cargo, or freight N c. objects that are fixed and immovable, such as wharves N d. the vessel only 2039: There is a large shipment of case goods available to be loaded on your vessel. You are to load as many tons as possible in a hold which has 32,300 cubic feet left unfilled by cargo. Each case measures 2-feet high by 2-feet wide by 4-feet long and weighs 500 pounds. If you allow a broken stowage allowance of 10% of the 32,300 feet, what is the nearest whole number of tons which may be loaded?
N a. 324 tons N b. 360 tons N c. 363 tons Y d. 406 tons 2091: When operating in an area where sea ice and icebergs are present, which statement is TRUE?
Y a. Icebergs may travel in a direction many degrees different from the sea ice. N b. Both icebergs and sea ice will move in approximately the same direction and at the same speed. N c. Icebergs and sea ice will move in the same direction, but at different speeds due to the sail effect of the berg. N d. Icebergs and sea ice will move in the same direction, but the iceberg will move slower because of its underwater bulk. 2094: A large basin cut into the shore, closed off by a caisson, and used for dry docking of ships is known as a __________.
N a. slipway Y b. graving dock N c. ground warp N d. caisson dock 2123: Your vessel is required to have a slop chest. Which of the following articles is NOT required by law to be carried in the slop chest?
N a. Foul weather clothing Y b. Candy N c. Tobacco products N d. Blankets 2194: What is the mechanical advantage of tackle number 6? (DO29DG )
Y a. 6 N b. 5.5 N c. 5 N d. 3 2253: What is the area of a circle with a radius of 17 feet after a sector of 57° has been removed?
Y a. 764.17 sq. ft N b. 190.66 sq. ft N c. 145.27 sq. ft N d. 36.85 sq. ft 2499: Single hull vessels operating exclusively on the Great Lakes must be dry docked at intervals not to exceed __________.
N a. 12 months N b. 24 months N c. 48 months Y d. 60 months 2524: Which entry on a dangerous cargo manifest concerning the classification of a cargo is NOT correct?
N a. Class 8 Y b. Division 3.1 N c. Division 2.3 N d. All of the above are incorrect 2652: You are using the anchor to steady the bow while maneuvering. You have the proper scope of anchor cable when the __________.
Y a. bow is held in position with the engines coming slowly ahead N b. anchor is just touching the bottom N c. scope is not more than 5 times the depth of the water N d. cable enters the water at an angle between 60° and 85° from the horizontal 2858: Which characteristic is a disadvantage of a controllable- pitch propeller as compared to a fixed-pitch propeller?
N a. Slightly higher fuel consumption N b. Lack of directional control when backing N c. Inefficient at high shaft RPM Y d. Some unusual handling characteristics 2872: The Sheer Plan __________.
Y a. shows a longitudinal side elevation N b. is an endwise view of the ship's molded form N c. is usually drawn for the port side only N d. has the forebody to the right of centerline and afterbody to the left of centerline 3109: When hip towing, a line led from the bow of the towing vessel aft to the vessel being towed would be a __________.
N a. backing line Y b. towing line N c. stern line N d. breast line 3176: The part of the anchor indicated by the letter G is the __________. (D038DG )
N a. fluke N b. shank Y c. tripping palm N d. crown 3293: You are proceeding under NCS (Naval Control of Shipping) and wish to send a message by rapid transmission which does not require a higher precedence. Which precedence would you assign this message?
Y a. R (ROUTINE) N b. P (PRIORITY) N c. O (IMMEDIATE) N d. Z (FLASH) 3411: When steering a vessel, a good helmsman does NOT __________.
N a. consider steering a vessel a highly responsible job N b. use as little rudder as possible to maintain course Y c. use as much rudder as possible to keep the vessel on course N d. advise his relief of the course being steered 3442: The part of the anchor indicated by the letter J is the __________. (D038DG )
N a. crown N b. shank Y c. bill N d. tip 3488: Angular motion about the vertical axis of a vessel is called __________.
Y a. yaw N b. surge N c. sway N d. roll 3587: Following a serious marine incident, a device to test an individuals breath can be used by __________.
Y a. any individual trained to conduct such tests N b. the marine employer N c. qualified medical personnel only N d. any USCG licensed deck officer 3742: It is good practice to use long towlines for ocean tows because the __________.
N a. wear on the towline is equalized N b. weight of the towline increases the towing force Y c. dip in the towline absorbs shock loads N d. danger of overriding is reduced 3982: Fairleads perform the same function as __________.
N a. deadeyes N b. bollards N c. bitts Y d. chocks 4119: The securing of passenger cars on a Ro-Ro vessel requires __________.
N a. simple and lightweight equipment N b. low labor intensive equipment N c. specially designed equipment to avoid vehicle damage Y d. All of the above 4121: The lashings used on Ro-Ro vessels should be capable of withstanding the forces of __________.
N a. rolling N b. pitching N c. heaving Y d. All of the above 4139: A disadvantage of using chain lashing on heavy vehicles aboard Ro-Ro vessels is that __________.
N a. it is easily damaged N b. it is affected by temperature Y c. the links lose strength if placed over corners N d. it has high initial cost