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: You are fighting a fire in the electrical switchboard in the engine room. You should secure the power, then __________.
N a. use a portable foam extinguisher N b. use a low-velocity fog adapter with the fire hose Y c. use a portable CO2 extinguisher N d. determine the cause of the fire 115: Which is TRUE concerning immersion suits and their use?
N a. Only a light layer of clothing may be worn underneath. Y b. They provide sufficient flotation to do away with the necessity of wearing a life jacket. N c. They should be tight fitting. N d. A puncture in the suit will not appreciably reduce its value. 292: High-velocity fog __________.
N a. is a finer, more diffuse water spray than low-velocity fog N b. requires that the water pressure be no greater than 60 psi N c. produces an effective fog pattern no more than 6 feet beyond the nozzle Y d. extinguishes a fire by absorbing heat and reducing the supply of oxygen 329: Which statement about the free surface effect is TRUE?
Y a. It has the same affect on initial stability whether the tank is 75% full or 25% full. N b. The free surface effect usually increases at angles of heel above 25°. N c. The effect increases if the tank is off the centerline. N d. The effect can be reduced by shifting weights vertically. 708: Removing which will extinguish a fire?
N a. Nitrogen N b. Carbon dioxide N c. Sodium Y d. Oxygen 739: A 7,000 ton displacement tankship carries two slack tanks of alcohol with a S.G. of 0.8. Each tank is 50 ft. long and 30 ft. wide. What is the reduction in GM due to free surface with the vessel floating in sea water, S.G. is 1.026?
N a. .36 ft N b. .46 ft Y c. .72 ft N d. .82 ft 872: The safety discs on carbon dioxide cylinders are set to release at 2,700 psi. Under normal circumstances this pressure will be reached at a temperature of __________.
N a. 70°F N b. 100°F N c. 125°F Y d. 135°F 970: During cargo operations, your vessel develops a list due to the center of gravity rising above the transverse metacenter. To correct the list, you should __________.
N a. shift weight to the high side N b. shift weight to the centerline Y c. add weight in the lower holds or double bottoms N d. remove weight from the lower holds or double bottoms 1163: Individual wires, used in systems greater than 50 volts, __________.
N a. should be supported at 24 inch intervals with plastic tie wraps N b. should never be located in a tank Y c. must be installed in conduit N d. All of the above 1523: The term "oil" as used in the Oil Pollution Regulations means __________.
N a. fuel oil N b. sludge N c. oil refuse Y d. All of the above 1655: Which space(s) on your cargo vessel must have a fire detection system?
N a. Any compartment containing explosives N b. Any compartment adjacent to one containing explosives N c. Enclosed spaces which are "specially suitable for vehicles" Y d. All of the above 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 1713: Line throwing equipment should NOT be operated __________.
N a. during a rain storm Y b. in an explosive atmosphere N c. near a liferaft canister N d. by other than licensed officers 1910: Which visual distress signal is acceptable for daylight use only?
N a. Hand-held red flare N b. Self-contained rocket-propelled parachute red flare Y c. Hand-held orange smoke distress flare N d. Red aerial pyrotechnic flare 1982: Which system may be useful for messages, such as local storm warnings or a shore-to-ship distress alert, for which it is inappropriate to alert all ships in the satellite coverage area?
N a. NAVTEX Y b. EGC N c. AMVER N d. DSC 2017: A shipboard Oil Pollution Emergency Plan is required of __________.
N a. all vessels, regardless of size and commercial application N b. any barge or ship constructed or operated in such a manner that no oil in any form can be carried aboard Y c. an oil tanker of 150 gross tons and above, or other ship of 400 gross tons and above N d. an oil tanker of 400 gross tons and above, or other ships of 150 gross tons and above 2218: The maximum length allowed between main, transverse bulkheads on a vessel is referred to as the __________.
N a. floodable length N b. factor of subdivision N c. compartment standard Y d. permissible length 2379: Regulations require that access to a cargo pumproom in a tank vessel carrying grade D liquid cargo, shall be __________.
N a. away from galleys, living quarters, or navigation spaces N b. only from areas equipped with power ventilation systems Y c. from the open deck N d. isolated from sources of vapor ignition 2457: What is a grooved pulley?
Y a. Sheave N b. Slip N c. Block N d. Reeve 2525: 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-0068
N a. Available GM 5.26 ft N b. Available GM 4.24 ft Y c. Available GM 4.11 ft N d. Available GM 4.01 ft 2526: 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-0069
N a. Available GM 4.2 ft Y b. Available GM 3.9 ft N c. Available GM 3.7 ft N d. Available GM 3.5 ft 2578: Your vessel displaces 9,000 tons and has a KG of 21.2 feet. What will be the length of the remaining righting arm at an angle of inclination of 30° if the center of gravity shifts 2.6 feet transversely? (Use the information in Section 1, the blue pages, of the Stability Data Reference Book)
N a. 3.8 feet N b. 2.2 feet Y c. 1.4 feet N d. 0.9 foot 2611: The central longitudinal structural hull strength member of the lower hulls of semisubmersible MODU's is called the __________.
N a. stress plate Y b. keel N c. rider plate N d. main beam 2762: Your vessel's drafts are: FWD 24'-04", AFT 25'-10"; and the KG is 23.5 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the righting arm at 37° inclination.
N a. 1.9 feet Y b. 2.1 feet N c. 3.5 feet N d. 4.2 feet 2847: The required portable radio shall be stored in the proper location and be __________.
N a. equipped with an approved carrying case N b. equipped with spare batteries Y c. readily accessible for transfer to a lifeboat N d. in a waterproof enclosure 2874: The sailing drafts are: FWD 22'-06", AFT 23'-06" and the GM is 3.3 feet. Use the information in Section 1, the blue pages, of the Stability Data Reference Book, to determine the available righting arm at 22° inclination.
N a. 1.2 feet Y b. 1.8 feet N c. 2.4 feet N d. 3.0 feet 3054: Your sailing drafts are: FWD 22'-04", AFT 23'-06" and the GM is 3.2 feet. What will be the angle of list if #3 starboard double bottom (capacity 97 tons, VCG 2.5 feet and 23 feet off the centerline) is filled with saltwater? (Use the data in Section 1, the blue pages, of the Stability Data Reference Book)
N a. Less than 1° Y b. 3° N c. 7° N d. 11° 3125: The center of flotation for the COASTAL DRILLER is located at the geometric center of the __________.
N a. underwater volume N b. above water volume N c. amidships section Y d. waterplane area 3220: All vessels not required to have a power driven fire pump shall carry __________. (small passenger vessel regulations)
N a. a suitable, detachable pump usable for fire fighting purposes Y b. at least three 2-1/2 gallon fire buckets N c. an emergency hand fire and bilge pump N d. not less than three hand fire pumps 3356: The tank barge on which you are preparing to load petroleum is required to have on board one B-II fire extinguisher. What does NOT meet this requirement?
N a. 2-1/2 gallon foam Y b. 5 gallon water (stored pressure) N c. 10 pound dry chemical N d. 15 pound CO2 3478: Puncture leaks in the lower tubes or bottom of an inflatable liferaft should FIRST be stopped by using __________.
Y a. sealing clamps N b. repair tape N c. a tube patch N d. sail twine and vulcanizing kit 3515: The lightweight longitudinal free surface moments for the DEEP DRILLER are __________.
N a. 680,914 ft-long tons Y b. 000 ft-long tons N c. -5,937 ft-long tons N d. -6,716 ft-long tons 3591: With no environmental forces on the DEEP DRILLER, the average of the starboard drafts is 59.0 feet, and the average of the port drafts is 61.0 feet. KGT is 52.84 feet. What is the value of TCG?
N a. -2.00 feet N b. -1.00 foot Y c. -0.16 foot N d. -0.10 foot 3594: After having activated the emergency position indicating radio beacon, you should __________.
N a. turn it off for 5 minutes every half-hour N b. turn it off and on at 5 minute intervals N c. turn it off during daylight hours Y d. leave it on continuously 3653: When a vessel signals her distress by means of a gun or other explosive signal, the firing should be at intervals of approximately __________.
N a. 10 minutes Y b. 1 minute N c. 1 hour N d. 3 minutes 3765: When administering first aid you should avoid __________.
N a. any conversation with the patient N b. instructing bystanders Y c. unnecessary haste and appearance of uncertainty N d. touching the patient before washing your hands 3786: When using the rainwater collection tubes of a liferaft, the FIRST collection should be __________.
N a. passed around so all can drink Y b. poured overboard because of salt washed off the canopy N c. saved to be used at a later time N d. used to boil food 3826: You have abandoned ship and are in charge of a liferaft or survival craft. How much water per day should you permit each person to have after the first 24 hours?
N a. 1 can Y b. 1 pint N c. 1 quart N d. 1 gallon 3829: Inflatable liferafts shall be serviced at an approved servicing facility every 12 months or not later than the next vessel inspection for certification. However, the total elapsed time between servicing cannot exceed __________.
N a. 12 months N b. 15 months Y c. 17 months N d. 18 months 3876: What is NOT a requirement for testing the line throwing appliance on a vessel?
N a. A drill should be conducted every three months. Y b. A regular service line must be used when it's fired. N c. A regular projectile must be used when it's fired. N d. The actual firing is at the discretion of the Master. 3952: If an inflatable liferaft is overturned, it may be righted by __________.
N a. filling the stabilizers on one side with water N b. releasing the CO2 cylinder N c. pushing up from under one end Y d. standing on the inflating cylinder and pulling on the straps on the underside of the raft 3991: The DEEP DRILLER is loaded as shown in Sample Load Form #4 (Drilling). What would be the new sum of transverse moments for the Stores & Supplies (Table 6) if paint weighing 3.48 tons is added to the paint locker?
N a. 592 foot-tons N b. 296 foot-tons N c. 148 foot-tons Y d. 000 foot-tons 4447: When a helicopter is lifting personnel from a survival craft, the other individuals in the craft should __________.
N a. enter the water in case the person being lifted slips from the sling N b. stand on the outside of the craft 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 the craft to provide body weight for stability 4511: The height of the transverse metacenter of the Coastal Driller at a displacement of 13,050 kips is __________.
N a. 143.81 feet N b. 144.61 feet Y c. 144.93 feet N d. 145.73 feet 4565: The COASTAL DRILLER, elevated in 200 feet of water with 2 knots current, 30 foot waves, and wind speeds of 60 knots may continue drilling if the maximum leg reaction is less than __________.
N a. 5,700 kips N b. 5,790 kips Y c. 5,870 kips N d. 5,990 kips 5857: In towing it is desirable for the tug and the MODU to ride wave crests simultaneously because __________.
Y a. shock loading on the tow line is reduced N b. towing speed is improved N c. the MODU is more visible from the tug N d. the catenary of the tow line is reduced 5857: In towing it is desirable for the tug and the MODU to ride wave crests simultaneously because __________.
Y a. shock loading on the tow line is reduced N b. towing speed is improved N c. the MODU is more visible from the tug N d. the catenary of the tow line is reduced 6073: Before releasing the CO2 into the space, the alarm for a fixed CO2 system must sound for at least __________.
Y a. 20 seconds N b. 30 seconds N c. 40 seconds N d. 60 seconds 6275: During a storm, the mooring line on a MODU should be long enough so that the angle between the anchor shank and the ocean floor is __________.
Y a. 0° N b. 30° N c. 60° N d. 90° 6395: The term "lost circulation" refers to situations when drilling fluid is lost by __________.
N a. overflowing the drill nipple N b. making drill string connections Y c. flowing into drilled formations N d. an overflow in the mud pits 6793: The person on a MODU who is responsible for maintaining the engineering spaces in a clean and sanitary condition is the __________.
N a. Master, or person in charge Y b. Chief Engineer, or engineer in charge if no chief engineer is required N c. senior mechanic, or mechanic on duty if no senior mechanic designated N d. senior electrician, or electrician on duty if no senior electrician designated 6871: Lifeboat winches on mobile offshore drilling units are required to be inspected and an entry made in the logbook. How often should this entry be made?
Y a. Every 3 months N b. Every 6 months N c. Every year N d. Only after conducting a boat drill 7725: Reserve buoyancy is the __________.
N a. unoccupied space below the waterline Y b. volume of intact space above the waterline N c. excess of the buoyant force over the gravity force N d. difference in the buoyant force in salt and fresh waters 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 8323: The Lethal Concentration of H2S that will cause death with short-term exposure is a minimum of __________.
N a. 100 ppm N b. 200 ppm N c. 400 ppm Y d. 700 ppm 8407: If you are unable to stop a diesel engine by any other means, you should __________.
Y a. discharge a CO2 extinguisher in the air inlet N b. pull off the distributor cap N c. secure the jacket water N d. secure the starting air supply valve 8777: On a MODU, an obvious indicator of lost circulation of drilling fluid is __________.
N a. fluid level in the mud pits increases rapidly Y b. fluid level in the mud pits decreases rapidly N c. increased cuttings on the shale shaker N d. decreased cuttings on the shale shaker 8985: The time required to incline from bow down to stern down and return to bow down again is called __________.
N a. rolling period N b. amplitude moment N c. inclining moment Y d. pitching period 9315: Since electrical burn victims may be in shock, the FIRST medical response is to check for __________.
N a. indication of broken bones Y b. breathing and heartbeat N c. symptoms of concussion N d. bleeding injuries 9543: Stable equilibrium for a vessel means that the metacenter is __________.
N a. at a lower level than the baseline N b. on the longitudinal centerline Y c. higher than the center of gravity N d. at amidships