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.
16: When underway and proceeding ahead, as the speed increases, the pivot point tends to __________.
N a. move aft Y b. move forward N c. move lower N d. remain stationary 44: You are using an automatic tension winch by yourself. If you get caught in the turns of the line as they lead into the gypsyhead __________.
N a. the safety cutout will stop the winch before you're injured N b. the line will part and snap back Y c. you may be pulled into the winch and injured or killed N d. None of the above are correct 84: The ceiling is __________.
N a. the overhead in berthing compartments Y b. a wooden protection placed over the tank top N c. material driven into seams or cracks to prevent leaking N d. None of the above are correct 138: Which vessel is most likely to be loaded full but not down?
N a. A bulk carrier loaded with heavy ore N b. A bulk carrier loaded with steel Y c. A break bulk vessel loaded with palletized cargo N d. A tanker loaded with heavy grain 319: Static electricity may be built up by the __________.
N a. flow of petroleum through pipes N b. spraying or splashing of petroleum N c. settling of solids or water in petroleum Y d. All of the above 384: A "strongback" refers to a __________.
Y a. bar securing a cargo port N b. centerline vertical bulkhead N c. deep beam N d. spanner stay 454: A rope ladder with wooden rungs is a __________.
N a. drop ladder N b. life ladder Y c. Jacob's ladder N d. jury ladder 500: What would NOT require that a detailed report of the release of hazardous cargo be made to the Department of Transportation?
N a. The valve on an empty portable tank that contained acetone is accidentally opened and some of the residue escapes to the open sea. N b. A carboy of nitric acid is broken on deck while loading and is flushed overboard with no injury or damage. Y c. Part of your deck cargo of five gallon cans of paint is damaged and leaking so you jettison them to eliminate the fire hazard. N d. Heavy weather causes damage to packages of a hazardous liquid that is subsequently pumped out at sea through the bilge pumping system. 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 568: Which statement concerning the carriage of containers is TRUE?
N a. The Chief Mate and Master of a container ship should have the proposed stowage plan ready for the stevedore upon arrival in port. N b. When stowed on deck of a break bulk ship, the bottom of the container must be evenly supported throughout. Y c. With tiered containers, a 40-foot container may be stowed on top of two 20-foot containers. N d. Deck load calculations must take into account the square footage of the entire container bottom. 628: Before loading bulk grain, bilge wells must be covered to __________.
N a. add strength to the bilge well strainer N b. permit rapid flow of water to the bilge wells Y c. prevent cargo sifting into the bilge wells N d. prevent oil, water, or other liquid from reaching the cargo 709: The designations A,B,C,D, and E grades of cargo refer to the __________.
N a. degrees of quality of petroleum products Y b. flash point range and Reid vapor pressure index of petroleum products N c. grades of crude oil N d. pour point, color, and viscosity index of petroleum products 724: Using a safety factor of five, determine what is the safe working load for 3-1/2 inch manila line with a breaking stress of 4.9 tons.
N a. 0.82 ton Y b. 0.98 ton N c. 2.45 tons N d. 12.25 tons 792: When the vessel is on coastwise articles, the original certificate of the seaman's certificate of discharge is __________.
Y a. given to the seaman N b. retained on board N c. sent to Commandant, U.S. Coast Guard N d. sent to the shipping company 838: You are going to load bales of wool having a stowage factor of 110 in #3 lower hold which has a bale cubic of 72,000. If broken stowage is figured at 15%, how many tons of the wool can be stowed?
Y a. 556 N b. 654 N c. 752 N d. 770 952: 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. Pyridine need not 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. 992: The tankship Northland is loaded as shown. Use the salmon colored pages in the Stability Data Reference Book to determine the sagging numeral. (Get Table Data)
N a. 29.49 numeral Y b. 31.97 numeral N c. 33.61 numeral N d. 35.12 numeral 1069: Which step is NOT generally taken when gas-freeing a tank?
N a. Washing the tank interior with sea water Y b. Application of degreasing solvents N c. Removal of corrosion products and sludge N d. Fresh air ventilation 1189: When bunkering is complete, the hoses should be __________.
N a. cleaned internally with a degreaser N b. washed out with hot soapy water Y c. drained, blanked off, and stored securely N d. stowed vertically and allowed to drain 1215: What is an advantage in the use of a towing hook?
N a. To prevent the tug from becoming tripped N b. To quickly connect or release a tow, especially a sinking tow N c. To facilitate berthing maneuvers Y d. All of the above 1218: Which is a negotiable document?
Y a. Bill of Lading N b. Cargo Manifest N c. Export Declaration N d. Receiving Report 1331: The S.S. Microwave has been chartered to the Longline Steamship Company. The Longline Steamship Company agrees to pay all expenses and employ and pay the crew. Which type of contract is involved?
Y a. Bareboat Charter Party N b. Lease Charter Party N c. Time Charter Party N d. Voyage Charter Party 1361: On a voyage charter, when a vessel is ready to load cargo, the Master should render to the charterer a __________.
Y a. Notice of Readiness N b. Master Certificate of Service N c. Shipmasters Declaration N d. Vessel Utilization and Performance Report 1380: The deck beam brackets of a transversely framed vessel resist __________.
N a. hogging stresses N b. sagging stresses Y c. racking stresses N d. shearing stresses 1484: A metal eye spliced into a wire is called a __________.
N a. cyclops N b. fish eye Y c. thimble N d. chip 1528: You are being towed by one tug. As you lengthen the bridle legs you __________.
N a. increase your chances of breaking the towing hawser Y b. reduce the yawing of your vessel N c. reduce the spring effect of the tow connection N d. increase your chances of breaking the bridle legs 1536: When anchoring, it is a common rule of thumb to use a length of chain __________.
Y a. five to seven times the depth of water N b. seven to ten times the depth of water N c. twice the depth of water N d. twice the depth of water plus the range of tide 1552: Which picture represents a stopper hitch? (DO30DG )
N a. M Y b. N N c. R N d. L 1552: Which picture represents a stopper hitch? (DO30DG )
N a. M Y b. N N c. R N d. L 1558: When making up a tow connection, you should use __________.
N a. safety hooks N b. plain eye hooks N c. round pin shackles Y d. screw pin shackles 1583: Which statement concerning a short splice is TRUE?
N a. It is used to temporarily join two lines together. Y b. A short splice is stronger than two lines joined by a knot. N c. A short splice decreases the diameter of the line. N d. None of the above 1634: A monkey fist is found on a __________.
Y a. heaving line N b. lead line N c. manrope N d. mooring line 1732: Which picture in illustration D030DG represents a half hitch? (D030DG )
Y a. U N b. S N c. K N d. H 1743: A mooring line leading at nearly right angles to the keel is a __________.
N a. bow line Y b. breast line N c. spring line N d. stern line 1809: The greatest horizontal stress between the heads of the booms in the yard and stay rig occurs when the load is in such a position that the __________.
Y a. falls are at an equal angle to the horizontal N b. stay fall is vertical N c. stay fall is at a greater angle to the horizontal than the yard fall N d. yard fall is at a greater angle to the horizontal than the stay fall 1818: When comparing twin screw tug to single-screw tugs, which statement about a twin-screw tug is FALSE?
N a. If one engine fails, you do not lose control of the tow. N b. It is more maneuverable. Y c. It develops more bollard pull for the same horsepower. N d. It is generally subject to more propeller damage from debris in the water. 1950: You are proceeding to a distress site and expect large numbers of people in the water. Which statement is TRUE?
N a. You should stop to windward of the survivors in the water and only use the ship's boats to recover the survivors. N b. If the survivors are in inflatable rafts you should approach from windward to create a lee for the survivors. Y c. An inflatable liferaft secured alongside can be an effective boarding station for transfer of survivors from the boats. N d. Survivors in the water should never be permitted alongside due to the possibility of injury from the vessel. 1993: The usual method of arranging a line on deck so that it will run out easily without kinking or fouling is __________.
N a. coiling the line Y b. faking down the line N c. flemishing the line N d. racking the line 2098: Snow has obliterated surface features and the sky is covered with uniform, altostratus clouds. There are no shadows and the horizon has disappeared. What is this condition called?
N a. Ice blink Y b. Whiteout N c. Water sky N d. Aurora reflection 2163: What is the name of tackle number 7? (DO29DG )
Y a. Runner N b. Inverted whip N c. Whip N d. Single purchase 2255: You are using tackle number 2 to lift a weight of 100 lbs. If you include 10 percent of the weight for each sheave for friction, what is the pull on the hauling part required to lift the weight? (D029DG )
N a. 50 lbs. N b. 55 lbs. Y c. 60 lbs. N d. 110 lbs. 2366: To "shore up" the main deck for the stowage of deck cargo means to __________.
N a. weld pad eyes on deck in proper position to secure the cargo Y b. strengthen the main deck by placing pillars underneath it in the tween-decks N c. distribute the weight of the cargo by placing fore-and-aft planks on the main deck N d. package the cargo in wooden crates so it will not damage the deck 2532: For a given weight of cargo, the stress on the heel block of a cargo boom __________.
N a. increases as the cargo closes the head while hoisting N b. increases if the cargo runner is doubled up Y c. decreases as the boom is topped to a greater angle N d. is determined by the thrust stresses on the boom 2590: Which method of adjusting mooring lines is MOST useful for leaving a boat free to rise and fall with the tide?
Y a. Crossing the spring lines N b. Slacking all forward running lines while keeping all after running lines taut N c. Doubling up on spring or breast lines N d. Slacking bow and stern lines 2624: The certificate of loading required by each vessel carrying grain in bulk is issued by the __________.
N a. owner or charterer of the vessel N b. American Bureau of Shipping N c. shipper of the cargo Y d. National Cargo Bureau 2794: The Great Lakes Edition of the Notice to Mariners is published __________.
Y a. weekly by the 9th Coast Guard District N b. monthly by the Army Corps of Engineers N c. monthly by the Naval Oceanographic office N d. biweekly by the Commandant, U.S. Coast Guard 2860: How are riveted lap joints made watertight?
N a. The faying surfaces are coated with white lead (or similar product) before the rivets are set. N b. A sealing weld bead of 1/8" or less pitch is run along the plate edge. Y c. The plate edge is split close to an adjacent plate and mechanically forced into contact with the adjacent plate. N d. A properly riveted joint will be watertight; any leakage is stopped by setting up on the rivets. 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 2981: When the anchor is brought to and holding, the horizontal component of anchor cable tensions should equal the __________.
N a. displacement tonnage N b. weight forces N c. buoyancy forces Y d. environmental forces 3014: You are lifting a 3 ton weight with a single whip rove on a swinging boom set at an angle of 60° to the horizontal. Use the formula for the size of a shackle with a safe working load and determine the minimum size shackle that should be used to secure the head block to the boom.
N a. 1 1/8 inch Y b. 1 1/2 inch N c. 1 3/4 inch N d. 2 inch 3096: When loading a cargo of taconite, proper sequencing of loading by hatch number is necessary to __________.
N a. provide the proper trim N b. prevent negative stability from developing Y c. prevent excessive longitudinal stresses N d. control list 3234: Rolling is angular motion of the vessel about what axis?
Y a. Longitudinal N b. Transverse N c. Vertical N d. Centerline 4010: You have completed a crude oil wash. What action should be taken with the oil in the lines running to the washing machines?
Y a. Open a COW nozzle forward and one aft and drain the line into the after tank by gravity N b. Blow the line out using compressed air N c. Pull a suction using the supply line pump N d. Close off all valves in the system and leave the oil in the line primed for the next crude oil wash 4016: Which statement is TRUE concerning weather conditions on the Great Lakes?
N a. When a vessel is south of an eastward-moving storm center, the approach of the low is evidenced by winds from the north to northeast. Y b. When a vessel is north of an eastward-moving storm center, changes in the weather are less distinctive than when sailing south of the center. N c. The most destructive storms usually come from the northwest or north. N d. Thunderstorms are most likely to develop from November through April. 4090: The BEST holding ground for conventional anchors is_____.
N a. very soft mud Y b. hard mud N c. shale N d. rock 4149: Which of the following statements is TRUE regarding lashing requirements to secure vehicles aboard Ro-Ro vessels?
N a. The securing of cargo on flats and trailers must be adequate to withstand road motions only. N b. The movements experienced by road borne cargo are the same as the movements of a ship at sea. Y c. The generally recommended lash angle is no greater than 45 degrees relative to the deck in any direction. N d. It is not necessary for an adequate number of securing points on the vehicles themselves since setting the brakes is sufficient. 4173: What should be done before energizing the cargo hold ventilation on a Ro-Ro vessel, prior to loading or discharging cargo?
N a. Call out the deck department for all hands. N b. Notify the boarding agent. Y c. Notify the engine room. N d. All of the above 4228: Which of the following is/are the component(s) of a twin crane set as shown? (D047DG )
N a. Boom assembly N b. Hook block assembly N c. Operator's cab Y d. All of the above 4260: Which statement(s) is/are TRUE regarding the operation of a crane?
Y a. The load is handled by the hoisting winch and cargo block. N b. The crane jib is raised and lowered by the hoisting winch. N c. The cargo block is raised and lowered by the luffing winch. N d. All the above 4440: You are standing the wheelwatch when you hear the cry, "Man overboard, starboard side". You should instinctively __________.
N a. give full left rudder N b. throw a life ring to mark the spot N c. put the rudder amidships Y d. give full right rudder