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) 56: The effect of wind on exposed areas of the vessel is most noticeable when __________.
Y a. backing N b. going slow ahead N c. going full ahead N d. turning 69: Ullages are measured from __________.
N a. the tank ceiling N b. the tank top bushing N c. the thievage mark Y d. an above deck datum 133: The standard unit of liquid volume used in the petroleum industry, as well as the tanker industry, is a __________.
Y a. barrel N b. drum N c. gallon N d. liter 193: On a transpacific voyage, you receive a message from your vessel's operators saying that your vessel has been consigned to Naval Control of Shipping. Further information is contained in __________.
N a. the Light List N b. the International Code of Signals (PUB 102) Y c. Radio Navigational Aids (PUB 117) N d. the Coast Pilot 203: How does the effect known as "bank suction" act on a single-screw vessel proceeding along a narrow channel?
N a. It pulls the bow toward the bank. N b. It pushes the entire vessel away from the bank. Y c. It pulls the stern toward the bank. N d. It heels the vessel toward the bank. 204: What does the helm command "shift the rudder" mean?
Y a. Put the rudder over to the opposite side, the same number of degrees it is now. N b. Put the rudder amidships and hold the heading steady as she goes. N c. Shift the rudder control to the alternate steering method. N d. Stop the swing of the ship. 277: Allied Naval Control of Shipping (NCS) has been established. Which statement is TRUE?
N a. The Naval Control of Shipping Organization of each nation will serve their own ships only. N b. Allied ships, which are at sea when an emergency is declared, will all be controlled by a central authority. N c. The conduct of US-flag ships in an allied port will be controlled by US NCS authorities. Y d. After Naval Control of Shipping has been established, permission to sail must come from local naval authorities or consular officers. 480: What is NOT a requirement for the preparation of used, gasoline-propelled cars if they are to be carried as ordinary cargo and not as hazardous cargo?
N a. The engine must be run until it dies from lack of fuel. Y b. The fuel tank must be inerted with CO2. N c. The ignition key may not be in the ignition. N d. The vehicle must be inspected for fuel leaks. 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. 644: The "lay" of a line refers to __________.
N a. its normal location of stowage Y b. the direction of twist in the strands N c. the manner in which it is coiled N d. the manner in which it is rigged 676: Conditions for crossing a rough bar are usually best at __________.
N a. low water slack Y b. high water slack N c. high water ebb N d. high water flood 677: In illustration D044DG, the mooring line labeled "D" is called a(n) __________. (DO44DG )
N a. forward spring line Y b. after spring line N c. waist breast line N d. stern line 778: What is the stowage factor of a commodity whose density is 15 pounds per cubic foot?
N a. 15 N b. 45 N c. 133 Y d. 149 789: 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 964: To coil a left-hand laid rope, you should coil the line in __________.
N a. a clockwise direction only Y b. a counterclockwise direction only N c. an alternating clockwise and counterclockwise direction N d. either a clockwise or a counterclockwise direction 1140: In a transversely framed ship, the transverse frames are supported by all of the following EXCEPT __________.
N a. girders N b. longitudinals N c. side stringers Y d. web plates 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 1221: Your vessel is in Charleston, S.C. You need not clear Customs if __________.
Y a. all the cargo on board is of U.S. origin and destined for New York N b. you took on no new cargo in Charleston, S.C. and are bound for Puerto Rico and thence foreign N c. you did not discharge any cargo in Charleston and are bound for Panama N d. you did not load any cargo in Charleston and are bound for Halifax 1226: You are docking a vessel starboard side to with the assistance of two tugs. You are attempting to hold the vessel off by operating both tugs at right angles to the vessel and at full power. You must ensure that __________.
N a. steerageway is not taken off N b. the bow doesn't close the dock first N c. the bow closes the dock first Y d. the ship has no headway at the time 1286: The anchors should be dropped well out from the pier while at a Mediterranean moor to __________.
N a. eliminate navigational hazards by allowing the chain to lie along the harbor bottom N b. increase the anchor's reliability by providing a large catenary in the chain Y c. permit the ship to maneuver in the stream while weighing anchors N d. prevent damage to the stern caused by swinging against the pier in the approach 1374: Which type of stopper should be used to stop off wire rope?
Y a. Chain N b. Manila N c. Polypropylene N d. Wire 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 1483: The knot used to join two lines or two large hawsers for towing is called a __________.
N a. square knot Y b. carrick bend N c. sheet bend N d. bowline 1537: Which is NOT a potential hazard of approaching close to an iceberg?
Y a. The brash ice in the vicinity may clog sea intakes. N b. The berg may calve with the bergy bit hitting the vessel. N c. There may be underwater rams extending out from the berg. N d. The berg may suddenly tilt or capsize due to uneven melting and hit the vessel. 1584: The size of wire rope is determined by the __________.
N a. number of strands N b. number of wires in each strand N c. circumference Y d. diameter 1605: The pivoting point of a vessel going ahead is __________.
N a. near the stern N b. about two-thirds of the vessel's length from the bow N c. at the hawsepipe Y d. about one-third of the vessel's length from the bow 1623: A short splice in a line __________.
N a. decreases the size of the line N b. should be used if the line is going through a block N c. should only be used in wire rope Y d. doubles the size of the line 1639: All wire rope used in shipboard cargo gear must be identified and described in a certificate. The certificate shall certify all of the following EXCEPT the __________.
N a. date of the test N b. load at which a test sample broke Y c. name of the vessel N d. number of strands and of wires in each strand 1739: If two falls are attached to lift a one-ton load, what angle between the falls will result in the stress on each fall being equal to the load being lifted?
N a. 60° N b. 75° Y c. 120° N d. 150° 1749: A sling is rigged on a piece of pipe weighing 1000 lbs. The angle between the sling legs is 140° and the legs are of equal length. What stress is exerted on each sling leg when the pipe is lifted?
N a. 1318 lbs. N b. 1366 lbs. N c. 1414 lbs. Y d. 1462 lbs. 1835: Your vessel's operators send a message that your vessel has been consigned to Naval Control of Shipping. The message will refer you to __________.
Y a. Radio Aids to Navigation (PUB 117) N b. the Coast Pilot N c. the International Code of Signals (PUB 102) N d. the Light List 1914: You need to make a fixed loop at the end of a line in order to use the line as a mooring line. You have insufficient time to make a splice. Which knot should you use?
N a. Clove Hitch N b. Fisherman's Bend Y c. Bowline N d. Round-turn and two half hitches 1959: A vessel is involved in a casualty. The cost of property damage includes the __________.
N a. damage claims awarded to individuals or companies involved in the casualty, up to a maximum of $50,000 N b. loss of revenue while the vessel is being repaired, up to a maximum of $50,000 Y c. cost of labor and material to restore the vessel to the service condition which existed before the casualty N d. All of the above 1969: If you shorten the scope of anchor cable, your anchor's holding power __________.
Y a. decreases N b. increases N c. remains the same N d. has no relation to the scope 2033: A spring line leads __________.
Y a. fore and aft from the ship's side N b. to the dock at a right angle to the vessel N c. through the bull nose or chock at the bow N d. through the chock at the stern 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 2109: What is NOT an item that requires the vessel to be dry-docked?
N a. Inspection of tail shaft liner N b. Repacking and grinding of skin valves Y c. Verification of load line measurements N d. Belt gauging 2188: The forecastle card is a(n) __________.
N a. quarters allocation N b. Muster List ("Station Bill") N c. unlicensed shipping card from the union Y d. copy of the shipping agreement 2202: You are proceeding under NCS (Naval Control of Shipping) and wish to send a message concerning an initial enemy contact. Which precedence will you assign this message?
N a. O (IMMEDIATE) N b. P (PRIORITY) N c. R (ROUTINE) Y d. Z (FLASH) 2279: In plugging submerged holes; rags, wedges, and other materials should be used in conjunction with plugs to __________.
N a. reduce the water pressure on the hull N b. reduce the possibility of stress fractures N c. prevent progressive flooding Y d. reduce the water leaking around the plugs 2311: In a national emergency, when communicating via the Navy, messages are sent by precedence. A message designated FLASH will be delivered within __________.
Y a. 10 minutes if possible N b. 1 to 6 hours N c. 30 minutes to 1 hour N d. 3 hours to start of business the following day 2540: In small craft terminology, all of the anchor gear between a boat and her anchor is called the __________.
N a. stock N b. chock N c. scope Y d. rode 2550: When a small craft's anchor fouls in a rocky bottom, the first attempt to clear it should be made by __________.
N a. hauling vertically on the line N b. making the line fast to the bitt and bringing the vessel further forward Y c. reversing the angle and direction of pull, with moderate scope N d. increasing the scope and running slowly in a wide circle with the anchor line taut 2706: Which type of davit is not considered to be a mechanical davit?
N a. Sheath-screw boom Y b. Radial N c. Crescent N d. Quadrantal 2836: Which of the Great Lakes is generally the last to reach its seasonal low and seasonal high water marks?
Y a. Lake Superior N b. Lake Michigan N c. Lake Huron N d. Lake Ontario 2879: The vertical reference for all water levels and bench marks on the Great Lakes - St. Lawrence River System is known as __________.
N a. Mean Sea Level Datum Y b. International Great Lakes Datum N c. Great Lakes Low Water Datum N d. North Central Reference Datum 3138: When pushing ahead, wires leading from the quarters of the after outboard barges to the bow of a towboat __________.
N a. prevent the towboat from sliding when the rudder is moved Y b. prevent the barges from spreading out when backing down N c. hold the towboat securely to the barges N d. prevent the sidewise movement of the face barges 3234: Rolling is angular motion of the vessel about what axis?
Y a. Longitudinal N b. Transverse N c. Vertical N d. Centerline 3260: When underway with a tow, you must notify the Coast Guard of which casualty?
N a. Damage to property amounting to $1,500 N b. Loss of bridge-to-bridge radio capability N c. An injury requiring first aid Y d. Loss of main propulsion 3270: A vessel is tide rode when it is __________.
N a. carrying extra rudder to compensate for the current N b. necessary to adjust the course steered to allow for the current Y c. at anchor and stemming the current N d. being forced off of a pier by the hydraulic effect of the current 3370: In astern towing, a tow span, also called the "tow bar" or "towing arch", is used to __________.
N a. insure that the hawser leads directly aft as it passes over the stern of the towing vessel N b. increase the stability of the towing vessel by raising the hawser off the deck N c. reduce chafing of the towing hawser Y d. prevent fouling of the hawser on deck gear located on the stern of the towing vessel 3434: The Scharnow turn should be used in a man overboard situation only when __________.
N a. the man can be kept in sight from the bridge while maneuvering N b. the turn is started immediately when the man goes over Y c. there has been sufficient time elapsed since the man went over to complete the maneuver N d. the vessel has twin screws to assist in making the turn 3530: Which is NOT a duty of a look-out?
N a. Refuse to talk to others, except as required by duty. N b. Remain standing during your watch. N c. Report every sighting. Y d. Supervise any deck work going on in the area. 3644: You are drifting in a locale where there is no current. As a rule, your vessel will lie __________.
N a. bow to the wind Y b. beam to the wind N c. stern to the wind N d. with the wind on the quarter 3982: Fairleads perform the same function as __________.
N a. deadeyes N b. bollards N c. bitts Y d. chocks 4044: You are arriving in port and are assigned to anchor in anchorage circle B-4. It has a diameter of 500 yards and your vessel's LOA is 484 feet. If you anchor in 8 fathoms at the center of the circle, what is the maximum number of shots of chain you can use and still remain in the circle?
N a. 6 shots N b. 5 shots N c. 4 shots Y d. 3 shots 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 4126: Which variable factor affects the initial lashing requirements aboard Ro-Ro vessels?
Y a. Number, position and angle of lashings N b. Vessel's draft N c. Port of origin N d. ABS requirements 4212: What is another name for the boom of a crane?
N a. Lift N b. Rider Y c. Jib N d. All of the above