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.
132: The most serious effect of air trapped in a diesel engine jacket water cooling system is that it __________.
N a. causes colloid suspension in the cooling water N b. reduces the capability of the lubrication system N c. can form pockets which block the flow of coolant through the system Y d. leads to the scuffing of cylinder walls 277: The vessel's Emergency Position Indicating Radio beacon (EPIRB) must be tested __________.
N a. weekly Y b. monthly N c. every 2 months N d. every 3 months 457: According to the "Vessel Bridge-to-Bridge Radiotelephone Act", your radiotelephone log must contain __________.
N a. a record of all routine calls N b. a record of your transmissions only N c. the home address of the vessel's Master or owner Y d. a summary of all distress calls and messages 504: If you wished to transmit a message by voice concerning the safety of navigation, you would preface it by the word __________.
N a. Mayday N b. Pan-pan Y c. Securite N d. Safety 512: The SS AMERICAN MARINER arrived in port with drafts of: FWD 28'-08", AFT 29'-05". 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-0012
N a. FWD 28'-10", AFT 29'-04" Y b. FWD 29'-02", AFT 29'-07" N c. FWD 29'-04", AFT 29'-04" N d. FWD 29'-05", AFT 29'-08" 616: Winch drums for lifeboat falls shall have a diameter at the base of the groove equal to at least __________.
N a. 6 times the diameter of the wire rope N b. 8 times the diameter of the wire rope N c. 12 times the diameter of the wire rope Y d. 16 times the diameter of the wire rope 651: Small passenger vessels not limited to service during daylight hours must carry __________.
N a. a radar maintained in good operating condition N b. a collision bulkhead N c. a white 20 point anchor light Y d. at least one floating water light 780: The change in trim of a vessel may be found by __________.
Y a. dividing the trim moments by MT1 N b. subtracting the LCF from the LCB N c. looking at the Hydrostatic Properties Table for the draft of the vessel N d. dividing longitudinal moments by the displacement 811: Your vessel is broken down and rolling in heavy seas. You can reduce the possibility of capsizing by __________.
N a. constantly shifting the rudder Y b. rigging a sea anchor N c. moving all personnel aft N d. moving all personnel forward and low 823: Traditionally, the signal for fire aboard ship is __________.
N a. more than 6 short blasts and 1 long blast on the whistle, and the same signal on the general alarm Y b. continuous sounding of the ship's whistle and the general alarm for at least 10 seconds N c. 1 short blast on the whistle N d. alternating short and long blasts on the ship's whistle 909: Which part of the inert gas system is designed to relieve sudden large overpressures that exceed the capacity of the mechanical P/V valves?
N a. Pressure control valve N b. Deck water seal Y c. Liquid filled P/V breaker N d. Isolation valve 968: Which condition is necessary for a substance to burn?
N a. The temperature of the substance must be equal to or above its fire point. N b. The air must contain oxygen in sufficient quantity. N c. The mixture of vapors with air must be within the "explosive range." Y d. All of the above 1181: The SS AMERICAN MARINER is ready to load the cargo listed. There is already 4145 tons of cargo on board with a KG of 25.5 feet. Use the white pages of the Stability Data Reference Book to determine the final KG of all the cargo after loading is completed. ST-0031
Y a. KG 25.0 feet N b. KG 25.6 feet N c. KG 26.2 feet N d. KG 26.8 feet 1198: Lead-acid batteries used aboard "T-Boats" must have terminal connections that are __________.
N a. the spring slip style Y b. a permanent type N c. located so as to be easily greased N d. temporarily clamped on the top of the battery 1207: Which extinguishing agent is most effective on a mattress fire?
N a. CO2 N b. Foam N c. Dry Chemical Y d. Water 1230: The purpose of the tricing pendants is to __________.
N a. control the fore and aft motion of a lifeboat during lowering N b. control the outboard swing of a lifeboat during lowering N c. provide suspensions for the manropes Y d. hold a lifeboat next to the embarkation deck while loading 1238: When attempting to enter a compartment containing a fire, which method of applying water is best?
N a. High-velocity fog stream directed toward the overhead N b. Straight stream directed into the center of the fire Y c. Sweeping the compartment with a fog stream N d. Solid stream directed toward the overhead 1257: Providing you are not sailing in the Red Sea or another special area as listed in ANNEX V of MARPOL, how many miles from land must you be to throw garbage including bottles, rags, and glass that has not been ground up into the sea?
N a. 3 nm N b. 6 nm Y c. 12 nm N d. 25 nm 1283: The liquid-filled PV breaker has acted to relieve a vacuum in a tank. What action must be taken in regards to the PV-breaker before continuing operations?
N a. Check to make certain that it has reset itself. Y b. Refill the breaker with liquid. N c. Manually reset the vacuum side of the breaker. N d. Install a new rupture disc. 1349: What type of liquid is used in the liquid P/V breaker?
N a. Hydraulic oil Y b. Water-antifreeze mixture N c. Distilled water N d. Oil from the cargo 1395: After you have thrown the liferaft and stowage container into the water, you inflate the liferaft by __________.
Y a. pulling on the painter line N b. forcing open the container which operates the CO2 N c. hitting the hydrostatic release N d. using the hand pump provided 1397: To reduce mild fever the MOST useful drug is __________.
N a. bicarbonate of soda N b. paregoric Y c. aspirin N d. aromatic spirits of ammonia 1633: The SS NORTHLAND is loaded to drafts: FWD 18'-07", AFT 19'-05". The KG is 33.6 feet. Use the salmon pages of the Stability Data Reference Book to determine the angle of list if #6 starboard tank is fully loaded with 1624 tons of salt water ballast (VCG is 36.5 feet off the centerline).
N a. 4.0° Y b. 7.1° N c. 8.0° N d. 9.5° 1826: Your vessel displaces 747 tons and measures 136'L by 34'B. You ship a large wave on the after deck. What is the reduction to GM due to free surface before the water drains overboard, if the after deck measures 56'L x 34'B and the weight of the water is 58.6 tons?
N a. 6.04 feet N b. 6.23 feet Y c. 6.51 feet N d. 6.76 feet 1855: An offshore drilling unit is required to carry on board an operations manual approved by the __________.
Y a. Coast Guard N b. National Cargo Bureau N c. Minerals Management Service N d. builder 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 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 2148: Your vessel's drafts are FWD 19'-03", AFT 21'-07". Use the information in Section 1, the blue pages, of the Stability Data Reference Book to determine the final drafts if 142 tons of fuel are pumped 86 feet aft.
Y a. FWD 18'-09", AFT 22'-01" N b. FWD 19'-00", AFT 21'-01" N c. FWD 19'-00", AFT 21'-08" N d. FWD 19'-01", AFT 21'-04" 2168: When a vessel is stationary and in a hogging condition, the main deck is under which type of stress?
N a. compression Y b. tension N c. shear N d. racking 2347: Which references should the GMDSS radio operator consult for information on the proper operation of the equipment?
N a. ITU list of Equipment Operations Y b. The manufacturer's operating manuals N c. 47 CFR Part 80 N d. Information available through SafetyNET channels 2381: Beyond the area of state ownership in the U.S. outer continental shelf, the right to drill is controlled by the __________.
N a. U.S. Coast Guard Y b. Minerals Management Service N c. American Bureau of Shipping N d. U.S. Corps of Engineers 2504: A reinspection of the vessel shall be made between which of the following months while the Certificate of Inspection is valid?
N a. 8 - 12 months N b. 10 - 12 months Y c. 10 - 14 months N d. 12 - 14 months 2537: Which statement(s) is(are) TRUE regarding heaving-to?
N a. A sloop will heave to with her jib and mainsail aback. N b. A ketch will heave to with her jib and mizzen aback. Y c. A yawl will heave to with her jib aback, main sheet eased, and her mizzen sheeted in. N d. All of the above are correct. 2979: Which vessel is required to carry a Category I, 406 MHz EPIRB installed to automatically float free and activate? (small passenger vessel regulations)
N a. A vessel operating exclusively on inland waters N b. A vessel limited to 20 miles offshore, which carries a radiotelephone on board Y c. A vessel operating on the high seas or beyond 3 miles from the coastline of the Great Lakes N d. A vessel limited to 100 miles offshore 3017: A semisubmersible which flops between forward and aft trim angles is likely to have __________.
N a. an off-center TCG N b. LCG greater than level-vessel LCB N c. KMT greater than KML Y d. KML less than KGL 3061: When transferring survivors from a survival craft to a rescue vessel, personnel on board the craft should __________.
N a. remove their lifejackets to make it easier to climb on board the rescue vessel N b. climb on top of the survival craft while waiting their turn to transfer to the rescue vessel Y c. remain seated inside the survival craft and make the transfer one person at a time N d. enter the water and swim over to the rescue vessel 3313: If the hydrostatic release mechanism for an inflatable liferaft is not periodically serviced and becomes inoperable, it will fail to __________.
N a. set the water lights on immersion N b. release the dye marker from the liferaft Y c. free the liferaft from the vessel N d. break the seal on the carbon dioxide cylinder 3380: At each initial and subsequent inspection for certification, all carbon dioxide fire extinguishers aboard a vessel are __________. (small passenger vessel regulations)
N a. checked for pressure loss N b. discharged and recharged N c. sent ashore to an approved service facility Y d. weighed 3401: While in port, what signal flag would inform the vessel's crew to report on board because the vessel was about to proceed to sea?
Y a. "P" N b. "H" N c. "U" N d. "A" 3416: The instructions for the launching of lifeboats and liferafts must be approved by the __________.
N a. lease operator N b. Minerals Management Service Y c. Coast Guard N d. person-in-charge of the unit 3459: Using the Guidance Manual for Loading M.V. Grand Haven, determine the amount of ballast required in tank No.1 (P&S) to maintain drafts of 17'-00" forward and 22'-06" aft for a vessel loaded with grain which has a test weight of 39.5 lbs.
N a. 155 tons each Y b. 170 tons each N c. 190 tons each N d. 200 tons each 3481: 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 longitudinal free surface correction?
Y a. 1.63 feet N b. 2.14 feet N c. 2.24 feet N d. 2.38 feet 3501: The DEEP DRILLER as currently configured is limited to a maximum water depth of __________.
N a. 400 feet Y b. 600 feet N c. 800 feet N d. 1,000 feet 3529: The SS AMERICAN MARINER has the following drafts: FWD 08'-11.5", AFT 15'-11.5". Upon completion of loading and bunkering the items listed will be on board. Use the white pages of The Stability Data Reference Book to determine the minimum GM required to meet a one compartment standard. ST-0138
N a. 2.15 feet Y b. 2.05 feet N c. 1.95 feet N d. 1.75 feet 3605: While anchored in 700 feet of water, 3,150 feet of chain is deployed for line #4. Tension on that line is 200 kips. According to the DEEP DRILLER Operating Manual, how much of that chain lies along the bottom?
N a. 1,218 feet Y b. 1,398 feet N c. 1,752 feet N d. 1,844 feet 3785: What are the vertical moments for P-Tank #1 on the DEEP DRILLER if the ullage is 3.0 feet?
N a. 1,167 foot-tons N b. 4,002 foot-tons Y c. 6,758 foot-tons N d. 9,739 foot-tons 4170: The color of the signal flares sent up by a submarine surfacing from periscope depth is __________.
N a. yellow N b. red N c. green Y d. white 4665: 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 would be the new VCG?
N a. 47.21 feet N b. 47.69 feet N c. 48.41 feet Y d. 49.16 feet 4785: What should you do with your emergency position indicating radio beacon if you are in a liferaft in a storm?
Y a. Bring it inside the liferaft and leave it on. N b. Bring it inside the liferaft and turn it off until the storm passes. N c. Leave it outside the liferaft and leave it on. N d. Leave it outside the liferaft but turn it off. 5297: Among the possible causes of unexpected rapidly increasing inclination of the DEEP DRILLER while in transit is __________.
N a. consumption of on board variables N b. miscalculation of loads N c. external environmental forces Y d. flooding due to lower-hull damage 5387: Which toxic gas is a product of incomplete combustion, and is often present when a fire burns in a closed compartment?
N a. Nitric oxide N b. Carbon dioxide N c. Hydrogen sulfide Y d. Carbon monoxide 5465: A common class of wire rope used for mooring is the 6x37 class. What does the 37 represent?
N a. Number of wires in the inner core N b. Number of strands per wire rope N c. Tensile strength of the wire Y d. Number of wires per strand 5465: A common class of wire rope used for mooring is the 6x37 class. What does the 37 represent?
N a. Number of wires in the inner core N b. Number of strands per wire rope N c. Tensile strength of the wire Y d. Number of wires per strand 6051: The connection facilities for the international shore connection required on board offshore drilling units in international service must be located to provide access __________.
Y a. to each side of the drilling unit N b. as close as possible to the control house N c. on the drill floor N d. on each level of the accommodation space 6594: How many B-II fire extinguishers must be in the machinery space of a 175-foot long fishing vessel propelled by engines with 2500 brake horsepower?
N a. 2 Y b. 3 N c. 4 N d. 5 7391: Personnel boarding a davit-launched liferaft from a MODU should be checked to assure they are not in possession of or wearing __________.
N a. oil stained shoes or clothing Y b. sharp objects that may puncture or damage the liferaft N c. matches or cigarette lighters N d. drugs or paraphernalia not approved by a medical doctor 7641: In small-angle stability, when external forces exist, the buoyant force is assumed to act vertically upwards through the center of buoyancy and through the __________.
N a. center of gravity N b. center of flotation Y c. metacenter N d. metacentric height 8411: What is one effect of running a diesel engine at too cool a temperature?
Y a. Buildup of sludge in the lubricating system N b. Excessive fuel consumption N c. Severe heat stresses on mechanical parts N d. Foaming of the lubricating oil 8411: What is one effect of running a diesel engine at too cool a temperature?
Y a. Buildup of sludge in the lubricating system N b. Excessive fuel consumption N c. Severe heat stresses on mechanical parts N d. Foaming of the lubricating oil 8683: With no environmental forces on the DEEP DRILLER, the average of the forward drafts is 61.0 feet, and the average of the aft drafts is 59.0 feet. KGL is 51.13 feet. What is the value of LCG?
N a. -0.12 foot N b. 0.12 foot N c. 2.11 feet Y d. 2.35 feet