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.
255: You are towing a 1000 gross ton gasoline tank barge. Regulations say that cargo tank hatches, ullage holes, and Butterworth plates may remain open without flame screens ONLY __________.
N a. if the barge is towed on a hawser astern N b. if an approved type B-II fire extinguisher is provided Y c. when the open tanks are gas free N d. for periods not to exceed five minutes 325: For the purposes of cargo oil containment, the fixed container under the manifold of an eight-inch loading line must hold a minimum of __________.
Y a. three barrels N b. four barrels N c. six barrels N d. eight barrels 500: Safety shackles are fitted with __________.
N a. a threaded bolt N b. a round pin, with a cotter pin Y c. a threaded bolt, locknuts, and cotter pins N d. round pins and locknuts 513: Number 3 lifeboat would be __________.
N a. the forward boat on the starboard side N b. behind boat number 1 on the port side Y c. behind boat number 1 on the starboard side N d. behind boat number 2 on the port side 678: Fire may be spread by which means?
N a. Conduction of heat to adjacent surfaces N b. Direct radiation N c. Convection Y d. All of the above 746: The quantity of fuel required to be carried in a motor lifeboat is __________.
Y a. the quantity needed for 24 hours continuous operation N b. the quantity needed for 48 hours continuous operation N c. 55 gallons N d. 90 gallons 819: Providing you are not in a special area, such as the Mediterranean or Red Sea, how many nautical miles from land must you be to throw wooden dunnage into the sea?
Y a. 25 nm N b. 12 nm N c. 6 nm N d. 3 nm 837: The largest crew a cargo vessel may carry without having a hospital space is __________.
N a. 6 Y b. 11 N c. 12 N d. 16 927: The extinguishing agent most effective for combating wood fires is __________.
Y a. water N b. carbon dioxide N c. foam N d. dry chemical 1061: What are the symptoms of sun stroke?
N a. Temperature falls below normal, pulse is rapid and feeble, skin is cold and clammy. Y b. Temperature is high, pulse is strong and rapid, skin is hot and dry. N c. Temperature is high, pulse is slow and feeble, skin is clammy. N d. Temperature falls below normal, pulse is rapid, skin is clammy. 1061: What are the symptoms of sun stroke?
N a. Temperature falls below normal, pulse is rapid and feeble, skin is cold and clammy. Y b. Temperature is high, pulse is strong and rapid, skin is hot and dry. N c. Temperature is high, pulse is slow and feeble, skin is clammy. N d. Temperature falls below normal, pulse is rapid, skin is clammy. 1170: When operating gravity davits, the __________.
N a. gripes should be released after the boat is moving Y b. davits should always be hand cranked the last 12 inches into the final stowed position N c. boats are generally lowered by surging the falls around cruciform bitts N d. tricing pendant should be tripped prior to releasing the gripes 1200: What is TRUE concerning frapping lines?
Y a. They are used to steady a lifeboat when lowered. N b. They are normally attached to the davit span. N c. They are needed only on radial davits. N d. They are used to clear the puddings. 1464: What is NOT a function of the air supply of a covered lifeboat?
N a. Provides air for engine combustion Y b. Pressurizes water spray system N c. Provides air for passenger respiration N d. Prevents smoke and other noxious fumes from entering craft 1520: When operating the air supply system in a covered lifeboat the __________.
N a. fuel supply valve should be closed Y b. hatches, doors, and oar ports should be closed N c. air cylinder shut-off valve should be closed N d. engine should be shut off 1620: One disadvantage of using regular dry chemical (sodium bicarbonate) in firefighting is that __________.
N a. it can break down under high heat and emit noxious fumes N b. it will decompose under prolonged storage and lose its effectiveness Y c. fire has been known to flash back over the surface of an oil fire N d. it is ineffective in fighting fires in high-voltage electrical equipment 1860: You are underway at sea when a fire is reported in the forward part of the vessel. The wind is from dead ahead at 20 knots. You should __________.
N a. remain on course and hold speed N b. change course to put the wind on either beam and increase speed Y c. change course and put the stern to the wind N d. remain on course but decrease speed 1865: The SS AMERICAN MARINER is partially loaded with a GM of 2.6 feet and drafts of: FWD 13'-07", AFT 15'-01". Use the white pages of the Stability Data Reference Book to determine what tanks you should ballast to increase the GM to 3.4 feet.
N a. Tanks: DB1, DB3 N b. Tanks: DB5, DT1A Y c. Tanks: DB6, DB7, DT7 N d. Tanks: DB4, DT8 1879: Your vessel measures 127 feet long by 17 feet in beam. If the natural rolling period at a draft of 7'-10" is 5 seconds, what is the GM?
N a. 1.96 feet Y b. 2.24 feet N c. 2.45 feet N d. 2.68 feet 1885: In the case of an injury causing a person to be incapacitated, the Master or person in charge of a mobile offshore drilling unit must submit a report to the __________.
Y a. nearest Marine Safety or Marine Inspection Office N b. nearest hospital N c. Department of Energy N d. American Bureau of Shipping 1904: A sailing vessel with the wind coming over the port side is said to be on a __________.
N a. port jibe N b. starboard jibe Y c. port tack N d. starboard tack 2008: Your vessel measures 119 feet long by 17 feet in beam. If the natural rolling period at a draft of 5'-05" is 6 seconds, what is the GM?
N a. 1.14 feet N b. 1.36 feet Y c. 1.55 feet N d. 1.96 feet 2220: The SS AMERICAN MARINER is loaded with the cargo shown. Use the white pages of The Stability Data Reference Book to determine the amount of liquid loading required in the double bottom tanks to meet a one compartment standard. ST-0053
N a. 395 tons N b. 530 tons Y c. 750 tons N d. 990 tons 2473: In very deep water drilling, it becomes necessary to reduce tension caused by the weight of the riser joints. This is accomplished by using a(n) __________.
N a. aluminum riser N b. tapered riser Y c. buoyant riser N d. intermediate tensioner 2485: A drilling bit which is doughnut shaped to permit recovery of the center portion of the hole drilled is called a __________.
N a. diverter bit N b. hole reamer Y c. core bit N d. conventional bit 2499: What is an example of a grade B flammable liquid?
N a. Allyl alcohol N b. Phenol N c. Acetaldehyde Y d. Carbon disulfide 2584: The grade C flammable liquid phenylethane is found in the Chemical Data Guide under the chemical name __________.
N a. ethyl cyanide Y b. ethylbenzene N c. ethyl acetate N d. muriatic ether 2717: Horizontal subdivision decks forming watertight compartments in the columns of a semisubmersible MODU increase the unit's __________.
N a. tank capacities Y b. stability in the event of damage N c. towing speed N d. anchor holding ratio 2789: As appropriate for the voyage, all vessels must carry adequate and up-to-date __________. (small passenger vessel regulations)
N a. charts N b. Coast Pilots N c. Light Lists Y d. All of the above 2830: Your vessel assumes an angle of loll of 14° after loading a deck cargo. The drafts are: FWD 13'-01", AFT 13'-11". Use the information in Section 1, the blue pages, of the Stability Data Reference Book to determine the negative GM.
Y a. -0.7 foot N b. -0.4 foot N c. -0.3 foot N d. -0.1 foot 2905: Each emergency light must be marked with __________.
Y a. the letter "E" N b. an arrow pointing to the nearest exit N c. a no-smoking symbol N d. the word "DANGER" 3073: The SS AMERICAN MARINER arrived in port with drafts of: FWD 28'-04", AFT 29'-10". Cargo was loaded and discharged as indicated. Use sheet 2 in the white pages of the Stability Data Reference Book to determine the final drafts. ST-0102
N a. FWD 27'-01", AFT 29'-11" Y b. FWD 27'-03", AFT 29'-09" N c. FWD 27'-05", AFT 29'-07" N d. FWD 27'-07", AFT 29'-05" 3249: The SS AMERICAN MARINER has the liquid loading shown. Use the white pages of The Stability Data Reference Book to determine the LCG-FP of the liquid load. ST-0116
Y a. 231.0 ft N b. 234.3 ft N c. 244.6 ft N d. 251.5 ft 3282: What form of venting of cargo tanks is allowed for a tank barge certificated to carry grade B petroleum products?
N a. Gooseneck vents only N b. Gooseneck vents with flame screens Y c. Individual pressure-vacuum relief valves with flame screens N d. Straight vents with flame screens 3287: A vessel displacing 18,000 tons has a KG of 50 feet. A crane is used to lift cargo weighing 20 long tons from a supply vessel. When lifting, the head of the crane boom is 150 feet above the keel. What is the change in KG?
Y a. 0.11 foot N b. 0.17 foot N c. 0.25 foot N d. 0.32 foot 3396: On a vessel making a voyage more than 48 hours long, regulations require that __________.
N a. a lifeboat drill be held within 12 hours prior to departure N b. fire pumps be tested by starting within 12 hours prior to departure N c. the emergency generator and lighting system be tested by starting and operating within 12 hours prior to departure Y d. the entire steering gear be tested within 12 hours prior to departure 3403: The COASTAL DRILLER has a trim of 2.13 feet by the stern. The draft at the forward draft marks is observed to be 8.0 feet. The draft at the center of flotation is __________.
N a. 7.00 feet N b. 8.58 feet N c. 9.00 feet Y d. 9.42 feet 3526: A message by flashing light consists of the call, the text, the ending, and the __________.
Y a. identity N b. time of origin N c. reply N d. procedure code 3580: How should the letter "V" be pronounced when spoken on the radiotelephone?
Y a. VIK TAH N b. VIC TO RE N c. VIX TOO RE N d. VEE 3665: The time required to ballast the DEEP DRILLER to survival draft, when threatened with heavy weather, while under tow, is about __________.
Y a. 2 hours N b. 3 hours N c. 4 hours N d. 5 hours 3742: A rescuer can most easily determine whether or not an adult victim has a pulse by checking the pulse at the __________.
Y a. carotid artery in the neck N b. femoral artery in the groin N c. brachial artery in the arm N d. radial artery in the wrist 3806: A liferaft which has inflated bottom-up on the water __________.
Y a. should be righted by standing on the carbon dioxide cylinder, holding the righting straps and leaning backwards N b. should be righted by standing on the life line, holding the righting straps leaning backwards N c. will right itself when the canopy tube inflates N d. must be cleared of the buoyant equipment before it will right itself 3894: A liferaft with a capacity of 8 people used in ocean service is required by regulations to carry __________.
N a. 8 liters of fresh water N b. 12 units of provisions Y c. 12 liters of fresh water N d. 24 units of provisions 3960: A rigid lifesaving device designed to support survivors in the water is a __________.
N a. rigid liferaft Y b. life float N c. inflatable liferaft N d. survival capsule 4031: The DEEP DRILLER, at 60.0 feet draft in sea water, has VM = 974,441 foot-long tons, and FSMT = 18,732 foot-long tons. What is the metacentric height corrected for transverse free surface effects?
N a. 5.66 feet N b. 7.37 feet Y c. 8.02 feet N d. 54.82 feet 4102: The center of the underwater volume of a floating vessel is the __________.
Y a. center of buoyancy N b. center of flotation N c. uncorrected height of the center of gravity of the vessel N d. center of gravity of the vessel corrected for free surface effects 4121: The DEEP DRILLER is observed to be level at a draft of 60.0 feet. At the same time, the calculated load form shows the displacement to be 17,845 long tons, total longitudinal moments 51,466 foot-tons, and total transverse moments -10,000 foot-tons. What is the weight of the missing load?
N a. 220.7 long tons N b. 235.3 long tons N c. 253.7 long tons Y d. 272.7 long tons 4197: While in 150 feet water depth when the pitch angle of the COASTAL DRILLER is 2 degrees, the platform roll period for going on location should be longer than __________.
N a. 0.5 second N b. 5.0 seconds Y c. 10.0 seconds N d. 13.5 seconds 4541: What is the weight in drill water tank #1 for the COASTAL DRILLER, if the sounding in the tank is 8 feet 2 inches?
N a. 202.16 kips Y b. 204.60 kips N c. 206.87 kips N d. 209.34 kips 4677: The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). If the contents of #6 and #7 drill water tanks are discharged, what is the new height of the center of gravity corrected for transverse free surface effects?
N a. 47.49 feet N b. 49.16 feet Y c. 50.82 feet N d. 50.93 feet 4718: The Sailing Plan, required by vessels participating in AMVER, must be sent __________.
N a. prior to departure Y b. within a few hours before or after departure N c. within 12 hours of departure N d. within 24 hours of departure 4781: The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). While in field transit, the wind speeds are predicted to increase above 70 knots. What would be the change in KGL if the legs are lowered to the recommended value?
N a. 12.75 feet Y b. 13.65 feet N c. 59.30 feet N d. 60.50 feet 5235: If a MODU takes a sudden severe list or trim from an unknown cause, you should FIRST __________.
Y a. determine the cause before taking countermeasures N b. assume the shift is due to off-center loading N c. counterflood on the side opposite the list or trim N d. assume the cause is environmental forces 5625: For a semisubmersible moored in heavy weather conditions, the leeward lines should be paid out, and the windward lines adjusted so that __________.
N a. the unit remains as close to the hole as possible Y b. several weather lines carry about the same tension N c. at least 1,000 feet of chain lie along the bottom N d. the vertical component of chain tension at the lower fairlead is not excessive 5936: The SS AMERICAN MARINER is ready to sail with the load shown. Use the white pages of The Stability Data Reference Book to determine the available GM. ST-0188
N a. Available GM 4.1 ft Y b. Available GM 4.3 ft N c. Available GM 4.7 ft N d. Available GM 5.1 ft 6083: A fixed CO2 system on a MODU with a capacity of over 300 lbs (136 kilograms) CO2 which protects spaces other than tanks must have __________.
N a. two or more releasing stations N b. automatic release in event of a fire Y c. an audible alarm and time delay N d. an audible and visible alarm 7578: When a helicopter is lifting personnel from an enclosed lifeboat, the other individuals in the boat should __________.
N a. enter the water in case the person being lifted slips from the sling N b. stand on the outside of the boat to assist the person being lifted N c. remove their life preservers to prepare for their transfer to the helicopter Y d. remain seated inside to provide body weight for stability 8213: What fitting should you install in the rig piping to a pump to facilitate disconnecting the pump for servicing?
N a. Coupling Y b. Union N c. Flange N d. Nipple 9098: When a rescue vessel approaches a lifeboat in heavy seas, the person in charge of the lifeboat should __________.
N a. tie up to the rescue vessel N b. transfer only those personnel who are not seasick Y c. wait for calmer weather before transferring personnel N d. transfer all personnel immediately 9365: When flammable liquids are handled in a compartment on a vessel, the ventilation for that area should be __________.
Y a. operated continuously while vapors may be present N b. operated intermittently to remove vapors N c. available on standby for immediate use N d. shut down if an explosive mixture is present