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.
20: You are carrying triethylamine, methyl methacrylate and isoprene in your multiple-product tankship. Which of the following statements is true?
Y a. Isoprene may be carried in a cargo tank adjacent to either of the other two cargoes. N b. Methyl methacrylate may not be carried in a tank adjacent to a pump room. N c. Methyl methacrylate must usually be heated to maintain its stability. N d. Portable thermometers are not permitted to be used to take the cargo temperature of triethylamine. 37: Your enrolled vessel is bound from Baltimore, MD, to Norfolk, VA, via Chesapeake Bay. Which statement about the required Pilot is TRUE?
N a. The Pilot must be licensed by either Virginia or Maryland. Y b. The Pilot need only be licensed by the Coast Guard. N c. The Pilot must be licensed by Virginia and Maryland. N d. The Pilot must be licensed by Virginia, Maryland and the Coast Guard. 99: What is meant by "thieving" a petroleum cargo?
N a. Siphoning off a few barrels of petroleum for shipboard use Y b. Determining the amount of water (if any) in each cargo tank N c. Adjusting the cargo figures to coincide with the draft N d. Reducing the gross cargo calculations to net amounts 116: In relation to the turning circle of a ship, the term "transfer" means the distance __________.
N a. gained in the direction of the original course Y b. gained at right angles to the original course N c. the ship moves sidewise from the original course away from the direction of the turn after the rudder is first put over N d. around the circumference of the turning circle 187: You are standing the wheel watch on entering port and the Master gives you a rudder command which conflicts with a rudder command from the Pilot. What should you do?
N a. Ask the Pilot if he relinquishes control. N b. Obey the Pilot. Y c. Obey the Master. N d. Bring the rudder to a position midway between the two conflicting positions. 189: Reid vapor pressure is __________.
N a. exerted by liquid cargo on the sides of a tank N b. exerted by liquid cargo on a cargo hose body N c. the lowest temperature and pressure that will cause a flammable liquid to give off vapors Y d. a measurement of the amount of flammable vapors given off by a liquid at a certain temperature 217: The holding capability of an anchor is primarily determined by the __________.
N a. shape of the anchor N b. stowage of the anchor on board Y c. anchor's ability to dig in N d. size of the vessel and its draft 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 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 734: What is the computed breaking strength of a 4-inch manila line?
N a. 5,280 lbs. N b. 7,700 lbs. N c. 12,200 lbs. Y d. 14,400 lbs. 746: Which effect does speed through the water have on a vessel which is underway in shallow water?
N a. A decrease in the speed results in a decrease in steering response and maneuverability. Y b. An increase in speed results in the stern sucking down lower than the bow. N c. An increase in speed results in the vessel rising on an even plane. N d. A decrease in speed results in the vessel sucking down on an even plane. 751: A document which has a list of names, birthplaces, and residences of persons employed on a merchant vessel bound from a U.S. port on a foreign voyage and is required at every port is called the __________.
Y a. Certified Crew List N b. Crew Manifest N c. Shipping Articles N d. Muster List ("Station Bill") 790: Which statement is TRUE of centrifugal pumps aboard tank vessels?
N a. They are positive displacement pumps. Y b. They are gravity-fed. N c. They produce a pulsating flow. N d. They require more maintenance than a reciprocating pump. 796: When you enter shallow water, you would expect your rudder response to __________.
Y a. be sluggish and your speed to decrease N b. be sluggish and your speed to increase N c. improve and your speed to decrease N d. improve and your speed to increase 833: The Master may require part of the crew to work when needed for ___________ .
N a. maneuvering, shifting berth, mooring and unmooring N b. performing work necessary for the safety of the vessel, its passengers, crew or cargo N c. performing fire, lifeboat or other drills in port or at sea Y d. All of the above 845: The terminology "able to understand any order spoken by the officers" refers to all of the following situations EXCEPT __________ .
N a. in response to a fire N b. directing the use of lifesaving equipment Y c. for deck department crew members to understand the terminology used in the engine room N d. in response to a man overboard 905: When should you conduct a visual inspection of your towline?
N a. Whenever its serviceability is in doubt. N b. In accordance with the manufacturer's recommendation. N c. At least once a month. Y d. All of the above 939: What is the purpose of pressure-vacuum relief valves?
N a. Regulation of discharge pressure from cargo pumps N b. Maintaining constant velocity in cargo lines N c. Regulation of suction head on cargo pumps Y d. To maintain a tank or void at atmospheric pressure 966: When a boat turns broadside to heavy seas and winds, thus exposing the boat to the danger of capsizing, the boat has __________.
Y a. broached N b. pitchpoled N c. trimmed N d. yawed 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 1049: You have water washed your cargo tanks using the fixed machines. What should you do before using portable machines to clean areas screened from the wash of the fixed machine by structural members?
Y a. Ventilate the tank to eliminate any electrostatically charged mist. N b. Attach the water supply hose to the portable machine after the cleaning head is positioned inside the tank. N c. Insure that the tanks are not stripped until the final wash is started. N d. Ground the fixed machines to eliminate any electrostatic buildup on the cleaning head. 1061: A vessel arrives at the port of San Francisco from Yokohama, Japan. The passengers fill out the Baggage Declaration and Entry form. A passenger has baggage arriving on another vessel. How must this baggage be handled for U.S. Customs purposes?
N a. It need not be declared at this time. Y b. It must be declared on the same form and marked "Unaccompanied Baggage". N c. It must be declared on another form entitled "Continuation Sheet". N d. It must be declared only if the other vessel's name is known. 1106: A vessel is underway with a work stage rigged over the side. A seaman may work on the stage, but only when __________.
N a. wearing a life jacket N b. wearing a safety harness secured to the stage N c. wearing both a life jacket and a safety harness secured to the stage Y d. the vessel is not making way 1107: You are rigging a stage over the vessel's side and are securing the downhaul with lowering turns at your end of the stage. When finished, the remainder of the line should be __________.
Y a. lowered down into the water N b. coiled on the stage with the bitter end on the bottom N c. coiled on the stage with the bitter end on top N d. coiled on deck to be slacked down by a seaman as needed 1180: The regulations require that inspected vessels on an international voyage, other than small passenger vessels, must carry which of the following distress signals on or near the navigating bridge?
N a. 12 hand red flares Y b. 12 rocket parachute flares N c. 12 hand combination flares and orange smoke signals N d. 6 hand red flares, and 6 hand orange smoke signals 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 1283: Which statement about the fo'c'sle card is TRUE?
N a. The fo'c'sle card is a blank sample of the articles. N b. It contains copies of the crew's signatures from the articles. Y c. Is an exact copy of shipping articles. N d. Each crewmember is given a copy of the fo'c'sle card. 1310: Which statement is TRUE concerning protection of double bottom tanks against excessive pressure?
N a. Each vent for the tank must be equal to the area of the tank filling line. N b. The tanks must be protected by overflows. Y c. The total area of the vents or the overflow shall be at least 125% of the area of the fill line. N d. There must be twice as much vent area as the area of the fill line. 1310: Which statement is TRUE concerning protection of double bottom tanks against excessive pressure?
N a. Each vent for the tank must be equal to the area of the tank filling line. N b. The tanks must be protected by overflows. Y c. The total area of the vents or the overflow shall be at least 125% of the area of the fill line. N d. There must be twice as much vent area as the area of the fill line. 1348: Preparation of muster lists and signing of same is the responsibility of the __________.
N a. Chief Officer of the vessel N b. owner of the vessel Y c. Master of the vessel N d. United States Coast Guard 1389: A band or collar on the top end of a boom to which the topping lift, midships guy, and outboard guys are secured, is called the __________.
N a. collar band N b. guy band N c. pad eye collar Y d. spider band 1391: The basic shipping paper that forms an agreement between a shipowner and a charterer is a __________.
N a. Cargo Declaration N b. Charter Commission Y c. Charter Party N d. Letter of Intent 1420: Tensile stress is a result of two forces acting in __________.
Y a. opposite directions on the same line, tending to pull the material apart N b. opposite directions on the same line, tending to compress the object N c. opposite directions along parallel lines N d. the same direction along parallel lines 1474: To find the distance the strands should be unlaid for an eye splice, multiply the diameter of the wire in inches by __________.
N a. 12 N b. 24 Y c. 36 N d. 48 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 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 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 1692: Your containership has a container displaying a hazardous cargo placard. The placard has the number 2206 on it. This indicates that it is carrying what cargo?
Y a. Isocyanates, n.o.s. N b. Propadiene, inhibited N c. Xylenol N d. Hexanols 1879: What is the mechanical advantage of a threefold purchase when rove to disadvantage and neglecting friction?
N a. 3 N b. 4 N c. 5 Y d. 6 2088: You have been towing astern and have just let go the tow. Your deckhands are pulling in and faking the towline by hand on the stern. The most dangerous action to take is to __________.
N a. continue ahead at slow speed N b. continue ahead at half speed N c. stop your engines Y d. back down on your engines 2112: What is NOT surveyed at an annual load line survey?
N a. The overall structure and layout of the vessel for alterations to the superstructure Y b. The bilge pumping system N c. Main deck hatch covers N d. Portholes and deadlights in the side plating 2127: The maneuver which will return your vessel to a person who has fallen overboard in the shortest time is __________.
N a. a Williamson Turn N b. engine(s) crash astern, no turn Y c. a single turn with hard rudder N d. two 180° turns 2209: Certain cargoes must be segregated because of their __________.
Y a. inherent characteristics N b. weight N c. destination N d. danger to humans 2275: When inspecting wire rope before a hoisting operation, one must look for __________.
N a. fishhooks N b. kinks N c. worn spots Y d. All of the above 2400: The turning circle of a vessel is the path followed by the __________.
N a. bow N b. outermost part of the ship while making the circle Y c. center of gravity N d. tipping center 2547: 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 Y b. 30 minutes to 1 hour N c. 1 to 6 hours N d. 10 minutes if possible 2579: Where are the test certificates, for wire rope used as cargo runners, and loose gear certificates usually maintained?
Y a. With the Cargo Gear Register on the ship N b. In the Official Log N c. At the Coast Guard Marine Safety Office with the vessel's inspection records N d. At the central records center of the agency testing the cargo gear 2642: Which line is two-stranded, left-handed small stuff?
N a. Houseline Y b. Marline N c. Ratline N d. Lagline 2922: A long pole with a hook at one end, used to reach for lines, is known as a __________.
Y a. pike pole N b. jack staff N c. line rod N d. hooker 2969: Fog can form in any season on the Great Lakes, but it is most likely to occur over open waters in __________.
N a. summer and early autumn N b. autumn and early winter N c. winter and early spring Y d. spring and early summer 2969: Fog can form in any season on the Great Lakes, but it is most likely to occur over open waters in __________.
N a. summer and early autumn N b. autumn and early winter N c. winter and early spring Y d. spring and early summer 3010: The piping that routes an oil cargo from the manifold directly to a cargo tank and serves only one tank is known as a __________.
N a. cargo fill N b. filler line Y c. tank drop N d. branch line 3172: The signal man assisting the crane operator has his hands clasped in front of his body. This is the signal to __________.
Y a. dog everything N b. stop N c. stand-by N d. prepare for signal 3516: The signal man has both arms extended out, palms down, and is moving his arms back and forth. This is the signal for __________.
N a. keep lifting N b. swing right N c. swing left Y d. emergency stop 3540: While on duty as a look-out, which other duty may you perform?
N a. Sweep down the fo'c'sle N b. Paint any area near your station N c. Overhaul a block, as long as it is at your look-out station Y d. None of the above 3612: Buckler plates are __________.
N a. triangular-shaped plates connecting the bull chain to the topping lift Y b. metal plates secured over the tops of the hawsepipes N c. faired shell plates with curvature in two directions N d. sheets of dunnage used to prevent heavy cargo from buckling the deck plates 4018: The BEST holding ground for conventional anchors is __________.
Y a. sand N b. very soft mud N c. shale N d. rock 4018: The BEST holding ground for conventional anchors is __________.
Y a. sand N b. very soft mud N c. shale N d. rock 4115: Entries should be made in a Ro-Ro vessel’s cargo-securing device record book for __________.
N a. procedures for accepting cargo securing devices N b. procedures for maintaining and repairing cargo-securing devices N c. record of cargo securing device inspections Y d. All of the above