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.
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 103: Your ship is in shallow water and the bow rides up on its bow wave while the stern sinks into a depression of its transverse wave system. What is this called?
N a. Broaching N b. Fish tailing Y c. Squatting N d. Parallel sinkage 137: The system of valves and cargo lines in the bottom piping network of a tank barge that connects one section of cargo tanks to another section is called a __________.
N a. come-along Y b. crossover N c. manifold N d. runaround 158: A claim for cargo damages may be held against the ship owner if such damage is the result of failure of the ship's officers to __________.
N a. correct all defects in the ship's construction Y b. ensure the fitness and safety of cargo spaces N c. ensure adequate packaging of the cargo N d. prevent delays due to quarantine restrictions 169: The lowest temperature at which a liquid will give off sufficient vapors to form a flammable mixture with air is known as the __________.
N a. fire point Y b. flash point N c. lower explosive limit N d. threshold limit value 265: Which statement is TRUE about hooks and shackles?
N a. Hooks are stronger than shackles of the same diameter. Y b. Shackles are stronger than hooks of the same diameter. N c. Hooks and shackles of the same diameter are of equal strength. N d. All the above may be true, depending on the hook's or shackle's overall length. 266: The distance that a ship moves forward with each revolution of its propeller, if there is no slip, is called __________.
N a. advance N b. head reach Y c. pitch N d. transfer 394: The rope which is rove from the truck to be used with a bos'n's chair is called a __________.
Y a. gantline N b. life line N c. strop N d. whip 410: You are loading a cargo tank on your container ship. The tank displays the red label shown. Which statement is TRUE? (D023DG )
Y a. The tank contains propylene. N b. The tank's volume is 1077 cubic feet. N c. There are three tanks in the shipment. N d. The tank contains an oxidizing material. 422: Which method should be used to secure a synthetic fiber line to two bitts?
Y a. Two round turns on the bitt closest to the strain and then figure eights N b. Two round turns on the bitt farthest from the strain and then figure eights N c. Figure eights and then a round turn at the top of both bitts N d. Only figure eights are necessary on both bitts 433: When a tow is trimmed by the stern it is said to __________.
N a. hog N b. sag Y c. drag N d. list 461: Where is the best location to install a towing hook?
N a. Forward of the towing bitts N b. On the fantail N c. Near the Norman Pins Y d. Just aft of amidships 491: A change of a documented vessel's name can only be made by the __________.
N a. American Bureau of Shipping N b. Commissioner of Customs N c. Treasury Department Y d. Coast Guard 539: Which type of shackle is used for most towing connections?
Y a. Safety shackles N b. Round pin anchor shackles N c. Screw pin shackles N d. Heart shaped shackles 666: You are proceeding at a slow speed with your starboard side near the right bank of a channel. If your vessel suddenly sheers toward the opposite bank, the best maneuver would be __________.
N a. full ahead, hard left rudder Y b. full ahead, hard right rudder N c. full astern, hard left rudder N d. full astern, hard right rudder 687: The damage to a vessel is over $25,000. Who must notify the nearest Coast Guard Marine Safety or Marine Inspection Office as soon as possible?
N a. The vessel's agent N b. The owner of the vessel N c. The Master of the vessel Y d. Any one of the above 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") 799: Temporary Certificates of Inspection are effective until the __________.
N a. Solas Certificate is issued N b. Load Line Certificate is renewed N c. classification society approval is issued Y d. permanent Certificate of Inspection is issued 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 875: Which statement, concerning offshore supply vessel operations, correctly defines the length of a voyage?
N a. The distance from the point of departure to the vessel's first stop N b. The distance from the point of departure to the most distant point offshore Y c. The total distance from the port of departure to the port of arrival, not including stops at offshore points N d. The shortest measurable distance from the port of departure to the port of arrival 910: The purpose of sheer in ship construction is to __________.
Y a. allow the ship to ride waves with drier decks N b. eliminate the need for butt straps N c. eliminate the need for margin plates N d. give greater strength at the deck edge 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. 1075: You are standing wheelwatch on entering port, and the Master gives you a rudder command that conflicts with a rudder command from the Pilot. What should you do?
N a. Obey the Pilot Y b. Obey the Master N c. Ask the Pilot for guidance N d. Bring the rudder to midships 1169: Static electricity may be built up by the __________.
N a. spraying or splashing of petroleum N b. settling of solids or water in petroleum N c. flow of petroleum through pipes Y d. All of the above 1187: You are taking the bow line from the port bow of a large vessel that is underway when the stern of your tug comes in contact with the vessel. The forward motion of both vessels causes your tug to be turned toward the other vessel and contact the stem thereby being "stemmed". You should immediately __________.
N a. stop engines and the vessel's wake will push you clear of the bow Y b. go full astern with rudder amidships N c. go full ahead with the rudder hard over to starboard N d. go full ahead with the rudder amidships 1231: What is NOT a condition for a salvage claim?
N a. The property saved must be "maritime property." Y b. The salvors must save or attempt to save any life in peril. N c. The salvage service must be voluntary. N d. The property must be in peril. 1356: If your vessel is dragging her anchor in a strong wind, you should __________.
N a. shorten the scope of anchor cable Y b. increase the scope of anchor cable N c. put over the sea anchor N d. put over a stern anchor 1436: How many feet are there in 2 shots of anchor chain?
N a. 50 N b. 60 Y c. 180 N d. 360 1582: Which is an example of failure to exercise due diligence?
Y a. Overloading N b. Sailing short of union manning requirements N c. Sailing with less than 30% reserve fuel oil supply N d. Sailing short of being full and down 1586: By paying out more anchor cable, you __________.
N a. decrease the holding power of your anchor N b. decrease the swing of your vessel while at anchor Y c. increase the holding power of your anchor N d. increase the possibility that your vessel will drag anchor 1827: What is the volume in a cone with a base diameter of 8 feet and a height of 6 feet?
Y a. 100.53 Cu. Ft N b. 131.39 Cu. Ft N c. 172.72 Cu. Ft N d. 197.39 Cu. Ft 2000: The vessel has broken down and you are going to take her in tow. The wind is on her starboard beam. Both vessels are making the same amount of leeway. Where should you position your vessel when you start running lines? (D025DG )
N a. A N b. B Y c. C N d. D 2147: What is the name of tackle number 8? (DO29DG )
N a. Parbuckle Y b. Gun tackle N c. Single purchase N d. Single luff tackle 2159: What is the mechanical advantage of tackle number 9? (DO29DG )
N a. 1 N b. 2 N c. 3 Y d. 4 2234: Keeping certain cargoes separated because of their inherent characteristics is known as __________.
N a. overstowage Y b. segregation N c. spot loading N d. cargo typing 2266: Your vessel has been damaged and is partially flooded. The first step to be taken in attempting to save the vessel is to __________.
Y a. establish flooding boundaries and prevent further spread of flood water N b. plug the hole(s) in the outer shell N c. pump out the water inside the vessel N d. calculate the free surface effect and lost buoyancy to determine the vessel's stability 2367: What is the volume of a sphere with a radius of 5 feet?
N a. 4,188.00 cubic ft. Y b. 523.60 cubic ft. N c. 129.62 cubic ft. N d. 65.44 cubic ft. 2604: The joint formed when two steel plates are placed end-to-end is called a __________.
N a. bevel N b. seam Y c. butt N d. bond 2662: What will NOT increase friction of a liquid flowing in a pipe and cause a loss of suction head?
N a. Bends in the piping Y b. Slowing the pumping rate N c. Pipeline valves N d. Backing rings for pipe welds 2674: You operate a harbor craft on inland waters exclusively. If you regularly service or contact foreign flag vessels in the course of business, which statement is TRUE?
N a. Your vessel must be inspected. Y b. Your crew must have identification credentials. N c. A customs official must be on board when contacting a foreign flag vessel. N d. All contacts with a foreign flag vessel must be reported to the U.S. Coast Guard. 2708: Which statement is TRUE with respect to the load line markings shown. (D031DG )
Y a. A vessel displaying these marks may load in the salt waters of the St. Lawrence River. N b. Vessels engaged solely on Great Lakes voyages are not required to show these marks. N c. U.S. flag vessels less than 100 feet in length and less than 200 gross tons are not required to show these marks. N d. U.S. flag vessels of 100 gross tons and upward must show these marks. 2868: Which vessel, if navigating independently in ice, is more likely to become beset due to inadequate horsepower?
N a. A 254 ft. "Whaleback" tanker with 1800 H.P. N b. A 309 ft. cement carrier with 2000 H.P. N c. A 385 ft. shallow draft tanker with 2400 H.P. Y d. A 630 ft. bulk ore carrier with 3500 H.P. 2868: Which vessel, if navigating independently in ice, is more likely to become beset due to inadequate horsepower?
N a. A 254 ft. "Whaleback" tanker with 1800 H.P. N b. A 309 ft. cement carrier with 2000 H.P. N c. A 385 ft. shallow draft tanker with 2400 H.P. Y d. A 630 ft. bulk ore carrier with 3500 H.P. 2892: What is LEAST likely to be used to strip a cargo tank?
Y a. Centrifugal pump N b. Eductor N c. Rotary pump N d. Reciprocating pump 2959: A metal ring on the bottom of a block, to which the standing part of a tackle is spliced, is known as a(n) __________.
Y a. becket N b. loop N c. swivel N d. eye 2976: Which statement is TRUE with respect to shiphandling procedures in ice?
N a. Never go "full astern" at any time while in ice. Y b. Go astern in ice with extreme care - always with rudder amidships. N c. Enter ice at medium speeds to reduce impact. N d. The presence of a snow cover on the ice assists a vessel's progress through an ice field. 3069: Atmospheres laden with coal dust or grain dust caused by loading these cargoes __________.
N a. require loading operations to be shut down until the atmosphere clears N b. are toxic to human life N c. are subject to spontaneous combustion Y d. may be explosive in some concentrations 3070: What is an advantage of a gate valve over a butterfly valve?
Y a. Less frequent maintenance N b. Faster operation N c. Cheaper N d. More compact 3132: What may prevent a tug from tripping or capsizing when towing a large vessel?
N a. Surge lines Y b. Norman Pins N c. Under riders N d. Safety shackles 3204: What term indicates the immersed body of the vessel forward of the parallel mid-body?
N a. Run N b. Flare Y c. Entrance N d. Sheer 3286: The signal man assisting the crane operator has his arm extended, with the thumb pointing up, and is flexing his fingers in and out for as long as the load movement is desired. This is the signal to __________.
N a. lower the boom and raise the load Y b. raise the boom and lower the load N c. lower the boom and lower the load N d. raise the boom and raise the load 3327: The upward slope of a vessels bottom from the keel to the bilge is called __________.
N a. camber N b. sheer N c. rake Y d. rise of bottom 3449: What term indicates an inward curvature of the ship's hull above the waterline?
N a. Camber Y b. Tumble home N c. Deadrise N d. Flare 3466: What is a spill pipe?
N a. A drainage pipe that carries rain or spray from an upper deck to a lower deck Y b. A pipe under the anchor windlass leading to the chain locker N c. A chute, usually over the stern, to lead dumped garbage clear of the hull N d. An opening in the deck leading outside the hull 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 4020: You are on a tankship discharging oil. When all of the oil that the main cargo pumps can handle is pumped out of a tank, the remainder is __________.
N a. stripped out and pumped directly ashore into the mainline as the remaining cargo tanks are pumped out with the main pumps Y b. stripped to one tank and then pumped out with the main pumps N c. stripped out and pumped directly ashore after all the tanks have been emptied by the main pumps N d. gravitated to the centers from the wings and pumped out with the main pumps 4050: You are on a 120,000 DWT loaded bulk carrier. When anchoring without the aid of tugs, your maximum speed should not exceed how many feet per second?
Y a. 0.5 (0.3 knot) N b. 1.0 (0.6 knot) N c. 1.3 (0.8 knot) N d. 1.75 (1.0 knot) 4108: Any vehicle to be loaded aboard a Ro-Ro vessel must __________.
N a. weigh less than 22 tons Y b. be provided with an effective braking system N c. have securing points with each aperture capable of accepting more than one lashing N d. All of the above 4134: What may NOT be used when securing heavy vehicles aboard Ro-Ro vessels?
N a. Chain lever N b. Turnbuckle Y c. Webbing N d. Chain 4247: Which of the following statements is TRUE regarding crane operations?
N a. Radio communications allow the crane operator to disregard the use of hand signals. Y b. The crane operators and signalman must be familiar with the correct hand signals. N c. The forward cranes can be operated from the bridge. N d. The aft cranes can be operated from the aft steering station.