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.
67: The explosive range of petroleum vapors mixed with air is __________.
N a. 0% to 1% Y b. 1% to 10% N c. 10% to 15% N d. 12% to 20% 96: A B-III foam extinguisher contains __________.
N a. 2-1/2 gallons of foam N b. 8 gallons of foam N c. 10 gallons of foam Y d. 12 gallons of foam 228: Which is the most serious type of fracture?
Y a. Compound N b. Greenstick N c. Closed N d. Crack 287: 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 574: You are calling another vessel by radiotelephone using the International Code of Signals. He responds with the words "Alpha Sierra". This indicates that __________.
Y a. he cannot accept traffic immediately N b. you should proceed with your message N c. you should send your message in International Code N d. you should send your message in plain language 625: When the Captain of the Port or Officer in Charge, Marine Inspection issues an order of suspension to the operator of a vessel concerning oil transfer operations, it __________.
N a. is always effective immediately Y b. includes a statement of each condition requiring corrective action N c. must be in writing before it takes effect N d. All of the above 796: When discharging a portable CO2 fire extinguisher, you should NOT hold the horn of the extinguisher because the horn __________.
N a. becomes extremely hot Y b. becomes extremely cold N c. could come off in your hands N d. is placed directly in the flames 871: The bilge pump on a fishing vessel __________.
Y a. must be fixed if the vessel exceeds 12 meters in length N b. may be used as a fire pump N c. must be portable if there are more than 4 watertight compartments N d. must be capable of pumping at least 450 gpm 1078: The explosive range of Bunker C mixed with air is __________.
N a. 0% to 1% by volume Y b. 1% to 5% by volume N c. 5% to 10% by volume N d. 10% to 20% by volume 1091: The SS AMERICAN MARINER has the following drafts: FWD 09'-00", 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-0026
N a. 2.49 feet Y b. 2.38 feet N c. 2.27 feet N d. 2.05 feet 1116: Line throwing apparatus aboard ship must contain __________.
N a. two rockets, one of which shall be the buoyant type N b. three rockets, one of which shall be the buoyant type Y c. four rockets, two of which shall be the buoyant type N d. five rockets, two of which shall be the buoyant type 1123: On small passenger vessels, all spaces containing gasoline-powered machinery or gasoline storage tanks must be ventilated with __________.
N a. mechanical air supply fans and natural exhaust Y b. natural air supply and mechanical exhaust fans N c. cowls and scoops which can be closed during foul weather N d. air conditioning to control moisture 1224: In order to retrieve an inflatable liferaft and place it on deck, you should heave on the __________.
N a. lifelines N b. righting strap N c. sea anchor Y d. towing bridle 1274: On inflatable liferafts, the operating cord should be renewed by __________.
N a. cutting the old line off and renewing same Y b. an approved servicing facility ashore N c. opening the case and replacing the entire line N d. one of the ship's officers 1287: When possible, what should be the FIRST step in combating a fire on deck resulting from a cargo overflow or a leaking cargo line?
N a. Blanket the cargo spill with foam. N b. Prevent the spread of fire with a foam dam. N c. Apply CO2 on burning fuel at its source. Y d. Shut off the transfer of cargo. 1322: How should the lifeboat sea painter be rigged?
N a. Spliced into the ring on the stem post Y b. Secured to the inboard side of a forward thwart and led inboard of the falls 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 1534: Which statement is TRUE?
Y a. You must keep a record of garbage discharged in port to a shore facility. N b. You need not keep a record of dumping ground garbage in to the sea more than 25 miles offshore. N c. You must keep a record of the approximate weight of the garbage dumped. N d. You need not keep a record of garbage incinerated on the ship. 1554: The SS NORTHLAND is loaded to drafts: FWD 32'-04", AFT 34'-02". The KG is 31.5 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. 3.4° N b. 4.7° Y c. 6.4° N d. 7.9° 1749: High pressure and low pressure alarms must be tested __________.
Y a. no earlier than 24 hours prior to loading N b. no later than 24 hours prior to loading N c. anytime prior to loading N d. weekly 1848: Your vessel displaces 477 tons and measures 116'L x 31'B. You ship a large wave on the after deck. What is the reduction in GM due to free surface before the water drains overboard, if the after deck measures 54'L x 31'B and the weight of the water is 51.5 tons?
N a. 6.43 feet N b. 6.75 feet N c. 6.99 feet Y d. 7.25 feet 2093: The davit launched liferaft can be boarded __________.
N a. from the water only Y b. at the deck N c. by jumping down onto it N d. through the escape tube 2237: Topside icing decreases vessel stability because it increases __________.
N a. displacement N b. free surface N c. draft Y d. KG 2383: What is the minimum license requirement of a GMDSS Radio Operator?
N a. Holding the Marine Radio Operator Permit is a pre-requisite before the GMDSS Radio Operator Endorsement can be obtained. N b. Holding the General Radiotelephone Operator License with RADAR endorsement is sufficient. Y c. Holding a valid GMDSS Radio Operator License is sufficient. N d. Holding either the General Radiotelephone Operator License or the First or Second Class Radiotelegraph License with GMDSS Radio Maintainer's Endorsement is sufficient. 2404: Regulations require that cargo tanks carrying grades D or E liquids on tank barges be vented with __________.
Y a. gooseneck vents and flame screens N b. pressure-vacuum relief valves N c. branch vent lines and a vent header N d. forced draft blowers 2489: According to the Chemical Data Guide, which extinguishing agent should be used on a petrolatum fire in an open area?
N a. CO2 N b. Dry chemical N c. Monoxide powders Y d. Foam 2628: What normally helps in detecting escaping gas?
N a. Running hand along pipe N b. Red flame Y c. Odor N d. Increase the line pressure 2641: The deck plating on a MODU is supported primarily by deck longitudinals and deck __________.
N a. girders N b. stanchions N c. frames Y d. beams 2713: On a semisubmersible MODU, reserve buoyancy is increased by the presence of void spaces above the waterline in the __________.
N a. submerged hulls N b. quarters Y c. columns and upper structure N d. submerged connecting structures 2753: For MODU's operating under the U.S. flag, the construction portfolio must contain __________.
N a. detailed construction plans N b. chemical and physical properties of ABS approved steels Y c. approved welding procedures and welding test procedures N d. loading conditions and limitations 2769: Starting motors, generators, and any other spark producing devices shall be __________. (small passenger vessel regulations)
N a. of the alternating current type Y b. mounted as high as practicable above the bilges N c. rated for at least 12 volts N d. All of the above 2884: The sailing drafts are: FWD 23'-02", AFT 24'-06" and the GM is 2.8 feet. Use the information in Section 1, the blue pages, of the Stability Data Reference Book to determine the available righting arm at 30° inclination.
N a. 1.3 feet Y b. 2.5 feet N c. 3.2 feet N d. 3.7 feet 3036: 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-0098
N a. 262.3 ft N b. 264.9 ft Y c. 268.1 ft N d. 270.3 ft 3100: Portable fire extinguishers must be provided for the cargo tank area of an unmanned tank barge __________.
N a. only when fully loaded N b. if one or more tanks are full Y c. when transferring cargo N d. only when the barge is being towed 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 3374: What is NOT listed on the metallic name plate required to be attached to hand portable fire extinguishers? (Uninspected Vessel Regulations)
N a. The rated capacity in gallons, quarts, or pounds Y b. The hydrostatic test date of the cylinder N c. The name of the item N d. An identifying mark of the actual manufacturer 3423: What is the trim of a jack-up with forward draft of 11 feet and aft draft of 13.75 feet?
N a. 1.38 feet by the stern N b. 1.45 feet by the stern Y c. 2.75 feet by the stern N d. 2.90 feet by the stern 3512: You have sent a visual signal to an aircraft. The aircraft then flies over your position on a straight course and level altitude. What should you do?
Y a. Repeat your signal. N b. Send any more signals necessary. N c. Change course to follow the airplane. N d. Prepare for a helicopter pickup. 3549: The SS AMERICAN MARINER arrived in port with drafts of: FWD 18'-10", AFT 18'-06". 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-0140
N a. FWD 18'-00", AFT 19'-06" N b. FWD 18'-02", AFT 19'-04" Y c. FWD 18'-04", AFT 19'-02" N d. FWD 18'-06", AFT 19'-00" 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" 3698: You are attempting to administer CPR to a victim. When you blow into his mouth it is apparent that no air is getting into the lungs. What should you do?
N a. Blow harder to force the air past the tongue. N b. Raise the victim's head higher than his feet. N c. Press on the victim's lungs so that air pressure will blow out any obstruction. Y d. Re-tip the head and try again. 3789: The signal for a fire emergency on an OSV is __________.
N a. a 30 second on 30 second off alternating signal Y b. the continuous blast of the ships whistle for not less than 10 seconds supplemented by the continuous ringing of the general alarm bells for not less than 10 seconds N c. an intermittent ringing of the general alarm for not less than ten seconds N d. announced over the PA system 3851: On the DEEP DRILLER, among the valves to open when transferring ballast from Tank 10P to Tank 1S using the #2 ballast pump is valve __________.
N a. 33 Starboard Y b. 36 Starboard N c. 33 Port N d. 36 Port 4263: The rotary of the COASTAL DRILLER is located 38 feet aft of transom and 6 feet to starboard of the centerline. With the changes to lightweight shown in the Operating Manual, the maximum allowable hook load is __________.
N a. 1000 kips N b. 445 kips Y c. 424 kips N d. 346 kips 4486: The international body responsible for drafting the convention prohibiting marine pollution (MARPOL) is the __________.
N a. Maritime Advisory Council Y b. International Maritime Organization N c. International Association of Shipping N d. Association of Seafaring Nations 5127: In illustration D041DG, the symbol for displacement is __________.
Y a. 1 N b. 2 N c. 3 N d. 4 6003: The minimum number of portable C-II fire extinguishers required on the drill floor of a MODU is __________.
N a. 1 Y b. 2 N c. 3 N d. 4 6015: On a MODU, size I and II extinguishers are considered __________.
N a. fixed systems N b. steam generated Y c. hand portable N d. semi-portable 6115: If a mobile offshore drilling rig has four hand portable fire extinguishers that can be recharged by personnel on the unit, how many spare charges must be carried?
N a. 1 Y b. 2 N c. 3 N d. 4 6861: Prior to getting underway in fresh or brackish water, the Master or person in charge of a MODU must __________.
Y a. log the density of the water N b. secure all overboard discharges N c. take on fresh water ballast N d. clean the sides with fresh water 7081: In managing a situation involving multiple injuries, the rescuer must be able to __________.
N a. provide the necessary medication Y b. rapidly evaluate the seriousness of obvious injuries N c. accurately diagnose the ailment or injury N d. prescribe treatment for the victim 7645: What abbreviation represents the height of the center of buoyancy?
N a. BK Y b. KB N c. CB N d. BM 7727: When flooding occurs in a damaged vessel, reserve buoyancy __________.
Y a. decreases N b. remains the same N c. increases N d. shifts to the low side 8063: Cartridge-operated dry chemical extinguishers used on MODU's should have the propellant cartridge weighed every __________.
N a. 3 months N b. 6 months Y c. 12 months N d. 2 years 8121: While at operating draft, the DEEP DRILLER suffers flooding in the port pump room. Both port bilge pumps are inadequate to dewater the pump room. You may supplement the bilge pumps with the __________.
N a. starboard ballast pump and crossover system N b. port ballast pump N c. port saltwater service pump Y d. port drill water pump 8183: When extracting the legs from the soil, the hull of the COASTAL DRILLER may be pulled down until the draft is __________.
N a. at the maximum load line draft N b. one foot less than maximum load line draft N c. one foot deeper than maximum load line draft Y d. one foot deeper than calculated afloat draft 8527: The COASTAL DRILLER, while drilling, has a total weight of 15,435 kips. The LM are 1,975,680 ft-kips and the TM are -15,435 ft-kips. What is the port leg reaction?
N a. 4,060 kips N b. 5,145 kips N c. 5,559 kips Y d. 5,816 kips 8731: The DEEP DRILLER, at 60.0 feet draft in sea water, has VM = 974,441 foot-long tons, LM = 40,301 foot-long tons, TM = 3 foot-long tons, FSML = 30,572 foot-long tons, and FSMT = 18,732 foot-long tons. What is TCG?
Y a. 0.00 feet N b. 1.03 feet N c. 2.22 feet N d. 3.91 feet 9001: The difference between the starboard and port drafts caused by shifting a weight transversely is __________.
Y a. list N b. heel N c. trim N d. flotation 9573: A floating vessel will behave as if all of its weight is acting downward through the __________.
Y a. center of gravity N b. center of buoyancy N c. center of flotation N d. metacenter 9595: A non-symmetrical tank aboard a MODU contains 390 tons of ballast at a VCG of 9.85 feet. Ballast weighing 250 tons and a VCG of 12.0 feet is discharged. The vertical moments for the remaining ballast is __________.
Y a. 842 ft-long tons N b. 3,000 ft-long tons N c. 3,842 ft-long tons N d. 6,842 ft-long tons