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.
134: What is the International Code signal for a decimal point between figures using flashing light?
Y a. AAA N b. TTTT N c. EEEEE N d. AS 238: Unless there is danger of further injury, a person with a compound fracture should not be moved until bleeding is controlled and __________.
N a. the bone has been set Y b. the fracture is immobilized N c. radio advice has been obtained N d. the wound has been washed 307: Your ship is returning to New Orleans from a foreign voyage and carrying a bulk cargo of anhydrous ammonia. You must notify the Captain of the Port, New Orleans, __________.
Y a. at least 96 hours before entering port N b. if you are not participating in the USMER system N c. only if you have a hazardous condition aboard N d. only if your arrival will vary more than six hours from your ETA reported to AMVER 401: On a vessel of 12,000 tons displacement, what is the reduction in metacentric height due to free surface when a tank 60 feet long and 60 feet wide is partially filled with water?
N a. 2.30 feet N b. 2.43 feet N c. 2.48 feet Y d. 2.57 feet 524: The radiotelephone safety message urgently concerned with safety of a person would be prefixed by the word __________.
N a. Mayday Y b. Pan N c. Safety N d. Interco 892: While you are working in a space, the fixed CO2 system is accidentally activated. You should __________.
N a. secure the applicators to preserve the charge in the cylinders N b. continue with your work as there is nothing you can do to stop the flow of CO2 Y c. retreat to fresh air and ventilate the compartment before returning N d. make sure all doors and vents are secured 974: On board small passenger vessels the minimum fill pipe size for a gasoline or diesel tank is __________.
N a. 2 1/2 inches nominal pipe size Y b. 1 1/2 inches nominal pipe size N c. Not specified by the Regulations N d. Large enough so it does not cause backpressure and fuel spillage 1128: Most small passenger vessels have an auxiliary steering arrangement. According to the regulations, which is acceptable as a substitute for the auxiliary steering system?
N a. A threefold purchase, rove to advantage N b. A spare rudder, stowed so it can be readily mounted Y c. A suitable hand tiller, approved by the OCMI N d. All of the above 1190: What could be a result of insufficient lubrication of lifeboat winches and davits?
N a. Moisture accumulation in winch motor damaging the electrical wiring N b. Freezing of gears in cold weather N c. Corroding of sheaves on the davits so they will not rotate Y d. All of the above 1215: According to the regulations for small passenger vessels, fuses and circuit breakers are used in electrical circuits to __________.
N a. keep equipment from shutting off unexpectedly N b. prevent voltage fluctuations Y c. keep the circuit from becoming overloaded or overheated N d. make the operator inspect his wiring periodically after the fuses blow 1289: An undocumented vessel with 10 people aboard and operating 25 miles off the seacoast must carry a survival craft of the __________.
Y a. inflatable buoyant apparatus type N b. buoyant apparatus type N c. life float type N d. Any of the above types are acceptable. 1327: If you are forced to abandon ship in a liferaft, your course of action should be to __________.
Y a. remain in the immediate vicinity N b. head for the nearest land N c. head for the closest sea-lanes N d. let the persons in the boat vote on what to do 1663: Which tank barges require draft marks?
Y a. All tank barges N b. Tank barges over 50 GT N c. Tank barges over 100 GT N d. Notch barges over 1000 GT 1800: Which U.S. agency issues a Certificate of Financial Responsibility?
N a. Environmental Protection Agency Y b. Coast Guard N c. Corps of Engineers N d. Maritime Administration 1862: All electrical appliances aboard a vessel should be grounded to __________.
N a. prevent them from falling when the vessel rolls Y b. protect personnel from electrical shock N c. increase their operating efficiency N d. prevent unauthorized personnel from operating them 1886: The liquid mud tanks on your vessel measure 30'L by 15'B by 6'D. The vessel's displacement is 968 T and the specific gravity of the mud is 1.8. What is the reduction in GM due to 2 of these tanks being slack?
N a. .19 foot N b. .42 foot N c. .64 foot Y d. .87 foot 2002: You have 420 tons of below deck tonnage and 150 tons of above deck cargo on board. You must load 135 tons of liquid mud below deck. How much more deck cargo can you load? (See the trim and stability letter for M.V. Hudson, illustration D036DG.) (D036DG )
Y a. 90 tons N b. 140 tons N c. 155 tons N d. 240 tons 2059: What standing rigging supports the mast in the fore-and-aft and athwartships directions?
N a. Sheets and guys N b. Guys and vangs N c. Vangs and shrouds Y d. Shrouds and stays 2292: Grade D liquids are those having flash points of __________.
N a. 80°F or less Y b. greater than 80°F and less than 150°F N c. 150°F or greater but less than 212°F N d. 212°F or greater 2418: Your vessel's drafts are: FWD 24'-07", AFT 25'-09"; and the KG is 23.2 feet. What is the righting moment when the vessel is inclined to 45°? (Use the reference material in Section 1, the blue pages, of the Stability Data Reference Book)
N a. 27,008 foot-tons N b. 29,778 foot-tons N c. 32,428 foot-tons Y d. 34,663 foot-tons 2428: What is the flash point of iso - Hexane?
Y a. -10°Fahrenheit N b. 20°Centigrade N c. 68°Fahrenheit N d. 152°Centigrade 2674: Use the floodable length curve in Section 1, the blue pages, of the Stability Data Reference Book. If the curve represents 45 percent permeability and number 2 hold floods, the vessel will sink if the permeability exceeds what percent?
N a. 76 Y b. 67 N c. 60 N d. 52 2727: For optimum stability during jacking operations, mat ballast tanks or spud cans should be __________.
N a. empty Y b. fully ballasted N c. partially ballasted N d. sealed 2786: Certain equipment aboard vessels, inspected under the small passenger vessel regulations, is required to be marked with the vessel's name. This includes __________. (small passenger vessel regulations)
N a. bunks, silverware, china, and glassware N b. anchors, line, paint cans, and fuel drums Y c. life jackets, life floats and paddles N d. whistles, searchlights, navigation lights, and ship's bell 2799: One of the principal dangers inherent in liquefied petroleum gas is __________.
N a. as it warms up it becomes heavier than air N b. the way it reacts with sea water N c. the strong odor it produces Y d. its low temperature causes frostbite or freezing 2832: Which fuel cannot be used for cooking on vessels carrying passengers for hire? (small passenger vessel regulations)
N a. Kerosene N b. Coal N c. Wood Y d. Gasoline 2879: While underway and towing an unmanned tank barge you are required to __________.
Y a. maintain a strict watch on the barge from the towing vessel N b. fly a red flag from the towing vessel N c. open the tops of all empty tanks on the barge N d. take hourly soundings of any loaded tanks on the barge 2913: The SS AMERICAN MARINER arrived in port with drafts of: FWD 21'-09.5", AFT 22'-09.5". Cargo was loaded and discharged as shown. Use sheet 2 in the white pages of The Stability Data Reference Book to determine the final drafts. ST-0087
N a. FWD 21'-06.3", AFT 22'-06.6" Y b. FWD 21'-11.3", AFT 23'-01.8" N c. FWD 22'-06.6", AFT 21'-06.9" N d. FWD 23'-00.2", AFT 22'-00.4" 3031: The natural rolling period of a drilling barge increases when __________.
N a. GM increases N b. the setback is placed in the pipe racks N c. free surfaces are reduced Y d. ice accumulates above deck 3039: What is a requirement for remote manual shutdown stations for internal combustion engine driven cargo pumps on tank barges?
Y a. They must be conspicuously marked. N b. They must be located at least 10 feet from the engine. N c. There must be at least two such shutdown devices. N d. The valve rods shall be fitted with stuffing boxes. 3044: Using the information in Section 1, the blue pages, of the Stability Data Reference Book, determine the danger angle for permanent list if the KG is 22.4 feet, and the drafts are: FWD 19'-06", AFT 20'-00".
N a. 12° Y b. 24° N c. 48° N d. 52° 3191: To assess the potential for progressive flooding aboard a damaged MODU, you must know the __________.
Y a. integrity of the watertight boundaries N b. capacity of the water sprinkler systems N c. operation of the machinery space bilge level alarms N d. All of the above 3359: You are making tow. A loaded, open-hopper barge with independent tanks has placards, with alternating red and white quadrants, located at each side and end. You inspect the barge and find slight traces of water in the wing voids due to condensation. What should you do?
N a. Refuse to accept the barge until all wing voids are dry. N b. Accept the barge and when weather conditions permit run with the wing voids open to ventilate the spaces. Y c. Accept the barge and periodically check the wing voids. N d. Return the barge to the fleet and depart without the barge. 3467: An emergency sea anchor may be constructed by using __________.
N a. a boat bucket N b. an air tank filled with water N c. an oar and canvas weighted down Y d. All of the above 3554: You are underway in mid-ocean, when you hear a distress message over the VHF radio. The position of the sender is 20 miles away. What action should you take?
Y a. Immediately acknowledge receipt of the distress message. N b. Defer acknowledgment for a short interval so that a coast station may acknowledge receipt. N c. Do not acknowledge receipt until other ships nearer to the distress have acknowledged. N d. Do not acknowledge because you are too far away to take action. 3652: Your vessel's existing draft is FWD 17'-04", AFT 18'-08". Using the Guidance Manual for Loading M.V. GRAND HAVEN, determine the new draft if 765 long tons are discharged from No. 7 hatch.
N a. FWD 15'-04 3/4", AFT 18'-04" Y b. FWD 15'-11 3/5", AFT 18'-11" N c. FWD 18'-08 2/5", AFT 18'-05" N d. FWD 18'-05 3/4", AFT 18'-10" 3683: While drilling loaded as shown in Sample Load Form #4 (Drilling), the DEEP DRILLER suffers a sudden unexpected starboard and aft inclination. The wind and waves are light. What might have caused the inclination?
N a. Mooring lines 6 and 7 have failed. Y b. The drilling crew has dumped the mud. N c. The drill string has broken. N d. Ballast tanks have equalized into tank 10S. 3736: The most effective treatment for warming a crew member suffering from hypothermia is __________.
N a. running or jumping to increase circulation N b. raising body temperature rapidly by placing hands and feet in hot water Y c. bundling the body in blankets to rewarm gradually N d. laying prone under heat lamps to rewarm rapidly 3776: If you continue to wear extra clothing when entering the water after abandoning your vessel, it will __________.
N a. weigh you down Y b. preserve body heat N c. reduce your body heat N d. make it more difficult to breathe 3822: In the first 24 hours after abandoning a vessel, water should be given only to personnel who are __________.
N a. thirsty Y b. sick or injured N c. wet N d. awake 4043: The DEEP DRILLER, loaded as shown in the Sample Load Form #4 (Drilling), discharges a non-liquid load of 275.8 long tons from a position 130 feet above the keel, 40 feet forward of amidships, and 30 feet to port of the centerline. What is the new GML?
N a. 5.98 feet N b. 6.48 feet Y c. 6.84 feet N d. 7.11 feet 4090: Which instrument may a towing vessel, engaged in towing exclusively on the Western Rivers, use in place of a magnetic compass?
N a. Gyrocompass Y b. Illuminated Swing Meter N c. LORAN-C Receiver N d. GPS Receiver 4243: The Cantilever Beam Load Chart for the COASTAL DRILLER shows the load limits in the hook, setback, conductor tension, and __________.
N a. wind loads N b. wave loads N c. pipe rack loads Y d. rotary loads 4325: Lowering the hull of the COASTAL DRILLER and refloating should be done in favorable weather conditions with wave heights not more than __________.
N a. three feet N b. four feet Y c. five feet N d. six feet 4701: After you activate your emergency position indicating radio beacon, you should __________.
N a. turn it off for five minutes every half-hour N b. turn it off and on at five-minute intervals N c. turn it off during daylight hours Y d. leave it on continuously 4727: The COASTAL DRILLER is loaded as shown in Sample Load Form #3 (Drilling). What would be the new sum of longitudinal moments for the liquid variables if the entire contents of tank #19 are transferred to tank #13?
N a. 12,344 ft-kips N b. 173,493 ft-kips Y c. 181,174 ft-kips N d. 1,929,523 ft-kips 5075: What lighting characteristic is required of an obstruction light on a mobile offshore drilling unit on the waters of the U.S. Outer Continental Shelf?
N a. Fixed N b. Flashing Y c. Quick-flashing N d. Occulting 5123: In MODU construction, bulkheads in the quarters are generally __________.
N a. structural N b. watertight Y c. non-structural N d. continuous 5271: The DEEP DRILLER, loaded as shown in Sample Load Form #5 (Survival), suffers major damage which results in flooding in tank C1P. Your best countermeasure is to pump from __________.
N a. 1P Y b. 3P N c. C1P N d. C2P 5451: While drilling loaded as shown in Sample Load Form #4 (Drilling), the DEEP DRILLER suffers a sudden unexpected inclination to starboard and aft. Strong wind and high waves are on the port bow. Among the possible causes, you should consider __________.
N a. failure of mooring lines 5 or 6 Y b. failure of mooring lines 1 or 2 N c. leak in ballast tank 9P N d. ballast tanks equalizing into tank 10S 5727: Given the same water depth and line tension, the length of the ground cable of a 90 pound/foot mooring chain compared to the length of the ground cable of a 19 pound/ft wire rope mooring line will be __________.
N a. indeterminable N b. identical N c. shorter Y d. longer 6041: On offshore drilling units, the fire main system must have enough fire hydrants so that each accessible space may be sprayed with at least __________.
N a. one spray pattern Y b. two spray patterns N c. three spray patterns N d. four spray patterns 6503: If, during helicopter refueling operations, fuel is spilled on clothing, the person should first __________.
N a. see the medic immediately N b. spray himself with foam or CO2 N c. complete his task and then see the medic Y d. remove the clothing and wash 6847: What must the Master or person in charge of a MODU enter in the logbook after conducting a boat drill?
Y a. Which survival craft was used in the drill N b. The number of each lifeboat not lowered during each drill N c. Only the number of each motor propelled lifeboat that is lowered N d. The length of time an oar propelled lifeboat is rowed 7415: What is the spoken emergency signal for a "man overboard" on the VHF radio?
N a. Man Overboard N b. Security N c. Mayday Y d. Pan-Pan 8327: When H2S has been encountered on a MODU, or is anticipated, monitoring devices must sound an alarm (which differs from the lower concentration alarm) or otherwise warn employees when concentration of H2S reaches or exceeds how many parts per million?
N a. 20 Y b. 50 N c. 100 N d. 200 8875: The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). Excessive motion makes it necessary to ballast down to survival draft. It is decided to check the stability at the intermediate draft of 32 feet. If the added ballast has an average VCG of 9.03 feet, and the sum of free surface moments is 56,244 foot-tons, what is the new margin on the maximum allowable KG?
N a. 6.23 feet N b. 5.11 feet N c. 4.86 feet Y d. 4.06 feet 9021: Aboard a vessel, dividing the sum of the longitudinal moments by the total weight yields the vessel's __________.
N a. inclining moments N b. righting moments N c. vertical moments Y d. longitudinal position of the center of gravity 9381: If the liferaft capsizes, all personnel should leave the raft and __________.
N a. climb onto the bottom N b. swim away from the raft Y c. right the raft using the righting strap N d. inflate the righting bag 9517: Aboard a vessel, dividing the sum of the transverse moments by the total weight yields the vessel's __________.
N a. vertical moments Y b. transverse position of the center of gravity N c. inclining moments N d. righting moments