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.
162: The function of the bypass valve on the self-contained breathing apparatus is to __________.
N a. control the pressure of the oxygen as it enters the body Y b. allow the wearer to manually give himself oxygen N c. release excess heat which would otherwise cause the bottle to explode N d. allow exhaled gases to pass outside the bottle 410: The effect of free surface on initial stability depends upon __________.
N a. the amount of liquid in the compartment Y b. the dimensions of the liquid surface and the vessel's displacement N c. only the length of the compartment N d. the vertical position of the liquid in the vessel 492: The spray of water produced by using the high-velocity fog position on an all-purpose nozzle will have __________.
Y a. greater range than low-velocity fog N b. lesser range than low-velocity fog N c. about the same range as low-velocity fog N d. greater range than a solid stream 885: Which type of marine sanitation device (MSD) is used solely for the storage of sewage and flush water at ambient air pressure and temperature?
N a. Type I N b. Type II Y c. Type III N d. Type IV 917: Foam-type portable fire extinguishers are most useful in combating fires involving __________.
N a. solid materials such as wood or bales of fiber Y b. flammable liquids N c. electrical equipment N d. metallic solids 982: In continuous operation, the effective range of the 15 pound CO2 extinguisher is limited to __________.
N a. 2 to 4 feet Y b. 3 to 8 feet N c. 9 to 12 feet N d. 10 to 15 feet 988: Which portable fire extinguisher should be used on a class C fire on board a vessel?
Y a. Carbon dioxide N b. Water (stored pressure) N c. Foam N d. Carbon tetrachloride 1085: When lowering lifeboats in heavy seas, a good practice is to rig frapping lines __________.
N a. on only the forward falls N b. on only the after falls Y c. with a lead of about 45 degrees to the boat N d. from the falls to the main deck of the vessel 1101: A crew member has suffered frostbite to the toes of the right foot. Which is NOT an acceptable first aid measure?
Y a. Rub the toes briskly. N b. Elevate the foot slightly. N c. Rewarm rapidly. N d. Give aspirin or other medication for pain if necessary. 1185: If the steersman of your lifeboat gives the command "Way enough", you should __________.
N a. complete the stroke, hold your oar out from the boat and level with the water N b. dip the blade of your oar into the water and leave it there N c. lift your oar to a vertical position Y d. complete the stroke, raise your oar slightly, swing it forward, and place it in the boat 1203: You are discharging cargo and the inert gas system is in operation to inert the tanks. The pressure in a tank being discharged starts to drop below the allowable limit. What action should you take?
N a. Cut in another IG fan to increase gas flow. N b. Open the pressure control valve until the pressure increases. N c. Open the tank isolation valve to the fully open position. Y d. Reduce the pumping rate. 1214: An inflatable liferaft should be lifted back aboard the ship by using __________.
N a. the single hook at the top of the raft N b. two lines passed under the raft Y c. the towing bridle N d. All of the above 1271: The primary danger in helicopter fires is __________.
Y a. burning jet fuel running on to quarters or other areas N b. loss of stability N c. rotating and flying debris N d. heat damage to helicopter structure 1290: Which davit type may be operated by one man?
N a. Quadrantal Y b. Gravity N c. Sheath-screw N d. Radial 1321: How should the lifeboat sea painter be rigged?
Y a. Secured to the inboard side of a forward thwart and led inboard of the falls N b. Spliced into the ring on the stem post N c. Secured by a toggle to the stem post and led outboard of the falls N d. Secured by a toggle around the outboard side of a forward thwart 1378: The most effective cooling agent among those normally used to fight fires is __________.
Y a. water fog or spray N b. chemical foam N c. mechanical foam N d. carbon dioxide 1477: A fire starts on your vessel while refueling. You should FIRST __________.
N a. stop the ventilation Y b. sound the general alarm N c. determine the source of the fire N d. attempt to extinguish the fire 1582: You are off the coast of South Africa, when a seaman is injured. What indicator should be used in a message requesting medical advice from a South African station?
N a. DH MEDICO N b. XXX RADIOMEDICAL N c. MEDRAD Y d. PORT HEALTH 1681: An LWT anchor often has difficulty tripping in __________.
N a. sand Y b. soft soil N c. stiff clay N d. heterogeneous soil 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 1784: Which statement concerning GMDSS distress alerts is TRUE?
Y a. Information contained in a distress alert includes the name and position of the distressed vessel, and may include additional information such as the nature of the situation and what kind of assistance that may be required. N b. Distress alerts may be used to alert other vessels, including those in port, of existing navigational hazards. N c. Distress alerts may be used to alert other vessels, including those in port, of existing weather warnings. N d. A vessel in the vicinity of a distress situation may leave the area without notifying the RCC that is overseeing the operation. 1795: Where can GMDSS regulations pertaining specifically to U.S.-flag vessels be found?
N a. These are located in CCIR #476. N b. These are located in FCC Part 83. N c. These are published only by the U.S. Coast Guard. Y d. These are located in 47 CFR Part 80. 1798: The combined fan discharge rate in an inert gas system is related to the __________.
N a. shoreside loading rate Y b. cargo pump discharge rate N c. boiler forced draft fan rate N d. size of the largest cargo tank 2036: Which system provides maximum communications range?
N a. MF SITOR Y b. INMARSAT N c. Digital Selective Calling on 8414.5KHz N d. VHF ARQ 2061: Where would you find the "call sign" or "call letters" of the radio station on your rig?
N a. In the rig safety manual N b. On the Certificate of Inspection Y c. On the Ship Station License N d. On the rig Watch Bill 2146: Aboard damaged vessels, the MOST important consideration is preserving __________.
N a. bilge pumping capacity Y b. reserve buoyancy N c. level attitude N d. instability 2175: To keep injured survivors warm in the water after abandoning ship, they should __________.
Y a. be placed in the middle of a small circle formed by the other survivors in the water N b. float on their backs with their arms extended for maximum exposure to the air N c. remove their life preservers and hold on to the uninjured survivors N d. sip water at intervals of fifteen minutes 2461: A special device that, when fitted into the rotary table, transmits torque to the kelly and simultaneously permits vertical movement of the kelly to make the hole is called a __________.
N a. master bushing N b. kelly slips Y c. kelly bushing N d. rotary bushing 2481: Which action should be taken on receipt of a GMDSS Distress alert?
N a. Read the display screen and/or printout. N b. Silence the alarm. N c. Listen for any follow up voice/TELEX transmission on the appropriate frequency. Y d. All of the above 2491: The platform that supports the derrickman when tripping pipe is called the __________.
N a. Texas deck N b. water table N c. stabbing board Y d. monkey board 2493: 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-0066
N a. 1171.5 tons Y b. 1311.0 tons N c. 1503.0 tons N d. 1710.5 tons 2522: What best describes benzene?
N a. Clear colorless liquid with an acrid odor Y b. Clear colorless liquid with an aromatic odor N c. Brownish liquid, odorless N d. Brownish liquid, with an acrid odor 2564: 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 holds 1 and 2 flood, the vessel will sink if the permeability exceeds what percent?
N a. 19 N b. 24 Y c. 32 N d. 39 2604: 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 holds 2 and 3 flood, the vessel will sink if the permeability exceeds what percent?
Y a. 37 N b. 31 N c. 26 N d. 23 2722: Your vessel's drafts are: FWD 21'-08", AFT 24'-02". The LCG of the forepeak is 200 feet forward of amidships. How many tons of ballast must be pumped into the forepeak in order to have a drag of 18 inches? (Use the reference material in Section 1, the blue pages, of the Stability Data Reference Book)
N a. 53 tons N b. 57 tons N c. 61 tons Y d. 65 tons 2784: When abandoning ship and jumping into the water from a substantial height without a life jacket, you should __________.
N a. dive head first, using your hands to break the surface of the water N b. hold your arms firmly at your sides and jump feet first Y c. jump feet first, covering your nose and mouth with one hand and grasping the opposing upper arm with the other N d. jump feet first, holding your knees to your chest 2795: The true mean draft of a MODU is the draft __________.
N a. midway between drafts forward and aft Y b. at the center of flotation N c. at the load line N d. at the center of buoyancy 2837: The SS AMERICAN MARINER has the liquid loading shown. Use the white pages of The Stability Data Reference Book to determine the KG of the liquid load. ST-0083
N a. 7.7 feet Y b. 9.1 feet N c. 9.9 feet N d. 10.6 feet 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 3042: 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-0100
N a. 271.2 ft N b. 260.3 ft Y c. 251.9 ft N d. 247.2 ft 3066: Prior to getting underway for the day's operations, every small passenger vessel shall have it's steering gear tested by __________.
N a. the Mate on watch Y b. the Master N c. a Mate or Designated Duty Engineer N d. a licensed Engineer 3110: When a vessel is not in compliance with its Certificate of Inspection, which certificate may be issued to allow its movement to a repair facility? (small passenger vessel regulations)
N a. Change of Employment Y b. Permit to Proceed N c. Application for Inspection N d. Temporary Certificate of Inspection 3141: 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-0108
N a. Available GM 4.81 ft N b. Available GM 4.69 ft N c. Available GM 4.60 ft Y d. Available GM 4.28 ft 3311: 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-0121
N a. Available GM 3.51 ft N b. Available GM 3.60 ft Y c. Available GM 3.98 ft N d. Available GM 4.28 ft 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. 3700: Sign(s) of respiratory arrest requiring artificial respiration is(are) __________.
N a. vomiting Y b. blue color and lack of breathing N c. irregular breathing N d. unconsciousness 3756: Treatment of sunstroke consists principally of __________.
Y a. cooling, removing to shaded area, and lying down N b. bathing with rubbing alcohol N c. drinking ice water N d. All of the above 3887: The Master shall insure that the Emergency Position Indicating Radio beacon (EPIRB) is __________.
N a. secured inside the wheelhouse N b. tested annually Y c. tested monthly N d. secured in the emergency locker 4282: Your drafts are: FWD 6'-01", AFT 6'-05". From past experience, you know that the vessel will increase her draft 1 inch for every 5 tons loaded. There is rig water on board and 15 tons of deck cargo. How many more tons of cargo can legally be loaded and still maintain the same trim? (D037DG )
Y a. 10 tons N b. 20 tons N c. 35 tons N d. None 4290: If you use obscene, indecent, or profane language over the radiotelephone, you can be __________.
N a. assessed a fine of up to $5,000, imprisonment of up to three years, or both Y b. assessed a fine not to exceed $11,000, imprisonment of not more than two years, or both N c. assessed a fine not to exceed $20,000 N d. imprisoned up to five years 4297: The COASTAL DRILLER is in ocean transit in which the winds are not expected to exceed 70 knots. In order to meet the leg strength requirements, the tip of can (TOC) position should be at __________.
N a. 0.00 feet (flush with bottom of hull) N b. 1.20 feet Y c. 12.38 feet N d. 60.50 feet 4713: When the COASTAL DRILLER is loaded as shown in the sample load form #3 (drilling), the hook load is placed in the pipe racks. What would be the new variable load?
N a. 2,381.0 kips N b. 3,381.0 kips Y c. 3,658.8 kips N d. 4,381.0 kips 4755: Because there is a possibility of fuel oil being discharged overboard from a full fuel oil tank, it is decided to transfer 25 kips from tank #14 to tank #13. See COASTAL DRILLER Sample Load Form #1 (Rig Move). What would be the change in vertical moments with this transfer?
N a. 81 ft-kips increase N b. 31 ft-kips increase Y c. 26 ft-kips decrease N d. 47 ft-kips decrease 5156: Your non-oceangoing vessel is required to have a fixed piping system to discharge oily mixtures ashore. What is required at each outlet of this system?
N a. A 5-gallon can or a fixed containment system Y b. A stop valve N c. A non-return valve N d. A means to stop each pump 6271: During storm conditions on a MODU, the mooring tensions should be adjusted so that __________.
N a. all mooring lines have a different tension N b. the leeward lines have higher tension than the windward lines Y c. the maximum tension of the most heavily loaded line does not exceed the safe working load N d. all horizontal tension forces on the windward lines are no greater than the vertical tension forces 6626: Your drafts are: FWD 23'-03", AFT 24'-01". Use the blue pages of the Stability Data Reference Book to determine the vessels displacement if you are in fresh water.
N a. 11,650 tons N b. 11,800 tons Y c. 12,000 tons N d. 12,250 tons 8391: What monitoring device best indicates the load being carried by a diesel engine?
N a. Lube oil pressure gauge N b. Jacket water temperature gauge N c. Tachometer Y d. Exhaust pyrometer 8848: Enclosed lifeboats which have been afloat over a long period of time require __________.
N a. frequent opening of hatches to permit entry of fresh air Y b. regular checks of bilge levels N c. use of ear plugs to dampen engine noise N d. frequent flushing of the water spray system with fresh water 9107: The amount of Halon remaining in an extinguisher is determined by __________.
N a. internal inspection N b. checking the gage Y c. weighing the cylinder N d. checking the tag 9607: There is a fire aft aboard your vessel. To help fight the fire, you should __________.
Y a. head the bow into the wind and decrease speed N b. put the wind off either beam N c. put the stern into the wind and increase speed N d. put the stern into the wind and decrease speed