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.
31: All of the following are part of the fire triangle EXCEPT __________.
Y a. electricity N b. fuel N c. oxygen N d. heat 43: 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 106: A B-II fire extinguisher has a minimum capacity of __________.
N a. 3 gallons of foam N b. 20 pounds of CO2 Y c. 10 pounds of dry chemical N d. All of the above 120: The point to which your vessel's center of gravity (G) may rise and still permit the vessel to have positive stability is called the __________.
N a. metacentric point Y b. metacenter N c. metacentric radius N d. tipping center 171: You are underway when a fire breaks out in the forward part of your vessel. If possible you should __________.
N a. call for assistance N b. abandon ship to windward Y c. put the vessel's stern into the wind N d. keep going at half speed 197: Normally, potable water systems are connected directly to the __________.
N a. fire-main system N b. feed-water system N c. freshwater sanitary system Y d. domestic water tank 203: The number 2 lifeboat on a tanker would be __________.
Y a. forwardmost on the port side N b. forwardmost on the starboard side N c. abaft #1 lifeboat port side N d. abaft #1 lifeboat starboard side 688: Which may ignite fuel vapors?
N a. Static electricity N b. An open and running motor N c. Loose wiring Y d. All of the above 827: A small passenger vessel's Official Number must be marked___________.
N a. in block type Arabic numerals not less than 3 inches high N b. or mounted so that any alteration, removal, or replacement would be obvious N c. on some clearly visible interior structural hull part Y d. All of the above 972: Which statement concerning carbon dioxide is FALSE?
N a. It displaces the oxygen in the air. N b. It cannot be seen. N c. It cannot be smelled. Y d. It is safe to use near personnel in a confined space. 1066: Coast Guard approved buoyant work vests __________.
N a. may be substituted for 10 percent of the required life preservers N b. should be stowed adjacent to lifeboats and emergency stations N c. may be used by boat crews and line handlers during lifeboat drills Y d. should be used when carrying out duties near a weather deck's edge 1171: The SS AMERICAN MARINER has the following drafts: FWD 09'-00", AFT 15'-11". 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-0029
N a. 2.62 feet N b. 2.82 feet Y c. 2.97 feet N d. 3.15 feet 1294: According to the "T-Boat" regulations, the permanent marks placed on each side of a vessel forward, aft, and amidships to indicate the maximum allowable draft and trim are called __________.
Y a. loading marks N b. the air draft N c. depth marks N d. Plimsoll marks 1368: A fire in electrical equipment should be extinguished by using __________.
N a. salt water N b. foam N c. low-velocity fog Y d. CO2 1441: On small passenger vessels, how many supply and exhaust ducts are required in each enclosed space containing gasoline powered machinery or gasoline fuel tanks?
N a. 1 of each Y b. 2 of each N c. 3 of each N d. 4 of each 1728: What is the maximum percent of oxygen, by volume, allowed to be maintained in the cargo tanks prior to the commencement of crude oil tank washing?
N a. 5% Y b. 8% N c. 10% N d. 12% 1807: Which is standing rigging?
N a. Halyards Y b. Stays N c. Sheets N d. Downhauls 1867: Under the Pollution Regulations, when you dump garbage in to the sea you must __________.
N a. notify the U.S. Coast Guard N b. make an entry in the Official Logbook Y c. keep a record for two years N d. No action is required if you are more than 25 miles from land and no plastic materials are dumped. 1875: After abandoning ship which action should be taken IMMEDIATELY upon entering a liferaft?
N a. Open equipment pack. N b. Issue anti-seasickness medicine. Y c. Get clear of the ship. N d. Dry the liferaft floor and inflate. 1929: Which statement concerning homing signals in the GMDSS is FALSE?
N a. A homing signal provides a bearing for rescue personnel to follow to the signal's SOURCE. Y b. A homing signal is detected by the COSPAS-SARSAT satellites. N c. A homing signal cannot be detected by a GPS receiver. N d. A homing signal may be transmitted by equipment attached to the survival craft. 2120: You have 480 tons of below deck tonnage including liquid mud. Your existing deck cargo is 200 tons with a VCG above the deck of 2.8 feet. What is the maximum additional cargo tonnage you are permitted to load? (See illustration D036DG, stability letter for M.V. Hudson.) (D036DG )
N a. 34 tons Y b. 62 tons N c. 134 tons N d. 186 tons 2169: The flammable limits of gasoline are 1.3 to 7.6 percent volume of air. You are testing a tank that contained gasoline by using a combustible gas indicator. Under testing, the tank sample caused the needle to move rapidly to 100 on the dial and remain there. What is the concentration of flammable gas?
N a. 0 Y b. 1.3 to 7.6% N c. over 7.6% N d. over 100% 2276: What is the Reid vapor pressure of allyl chloride?
N a. 16.5 (psia) N b. 14.0 (psia) N c. 12.9 (psia) Y d. 10.3 (psia) 2421: How many degrees are there on a compass card?
Y a. 360° N b. 380° N c. 390° N d. 420° 2429: A vessel trimmed by the stern has a __________.
N a. list Y b. drag N c. set N d. sheer 2465: The element that supports the weight of the drill stem, allows the drill stem to rotate, and provides a pressure-tight seal and passageway for the drilling mud to be pumped down the inside of the drill stem is called the __________.
Y a. swivel N b. bail N c. kelly N d. cock 2626: Which message categories cannot be disabled by the GMDSS Radio Operator?
N a. Navigational warnings N b. Meteorological warnings N c. Search and Rescue information Y d. All of the above 2634: 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 number 4 hold floods, the vessel will sink if the permeability exceeds what percent?
N a. 40 N b. 48 N c. 53 Y d. 60 2673: A MODU having continuous closely spaced transverse strength members is __________.
N a. longitudinally framed Y b. transversely framed N c. cellular framed N d. web framed 2909: Following a collision or accident, the Master of each vessel involved must render assistance to persons affected by the collision or accident __________.
N a. if he can do so without any risk to his vessel N b. if he can do so without undue delay Y c. if he can do so without serious danger to his vessel or to individuals on board N d. without regard to any danger to his vessel 2936: A vessel's drafts are: FWD 16'-03", AFT 16'-09"; and the KG is 21.3 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the angle of list if the center of gravity is shifted 2 feet off the centerline.
N a. 12° N b. 14° Y c. 20° N d. 22° 2952: Where is the most probable location of the remote shutdown station for cargo pumps on a tank barge carrying oil?
N a. The loading dock Y b. The midpoint of the barge N c. Within 25 feet of the pump engine N d. Above the forward rake end 2958: The discharge side of every fire pump must be equipped with a __________.
N a. gate valve Y b. pressure gauge N c. check valve N d. strainer 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 3506: You are on a Mariner class cargo vessel. Your drafts are: FWD 17'-04", AFT 19'-04". You wish to increase the calculated GM of 3.0' to 4.2'. What tanks should you ballast? (Use the white pages in the Stability Data Reference Book.)
Y a. Tanks: DB3, DB4 N b. Tanks: DB6, DB3 N c. Tanks: DB2, DB6 N d. Tanks: DT7, DT8, DB3 3603: While anchored in 600 feet water depth, 3,150 feet of chain is deployed for line #8. Tension on that line is 220 kips. According to the DEEP DRILLER Operating manual, how much of that chain lies along the bottom?
N a. 994 feet Y b. 1,422 feet N c. 1,728 feet N d. 2,550 feet 3819: If there are a number of survivors in the water after abandoning an OSV and no rescue craft are in sight, they should __________.
N a. tie themselves to the unit to avoid drifting with the current Y b. group to form a small circle of survivors to create a warmer pocket of water in the center of the circle N c. send the strongest swimmer to shore for assistance N d. from a raft by lashing their life jackets together 3917: The DEEP DRILLER, at a draft of 60 feet, has 3,765 ft-tons of transverse moments. How much ballast should be transferred between tanks 1P and 1S to level the unit in list?
Y a. 25.1 long tons N b. 50.2 long tons N c. 62.8 long tons N d. 252.1 long tons 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 4012: The Federal Water Pollution Control Act requires the person in charge of a vessel to immediately notify the Coast Guard as soon as he knows of any oil discharge. Failure to notify the Coast Guard can lead to a monetary fine and imprisonment up to __________.
Y a. 5 years N b. 3 years N c. 2 years N d. 1 years 4089: Which piece of navigational safety equipment is NOT required on towing vessels over 12 meters in length, provided that the vessel remains within the navigable waters of the U.S.?
N a. VHF-FM radio(s) Y b. LORAN-C or GPS receiver N c. Charts or maps of the areas to be transited N d. Searchlight 4126: Using sheet 25 in the Guidance Manual for Loading M.V. Grand Haven, determine the amount of ballast required in tank No. 5 (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 33 lbs.
N a. 1010 tons each N b. 1025 tons each N c. 1045 tons each Y d. 1070 tons each 4291: While the COASTAL DRILLER is in transit, stability is acceptable provided that neither the KGL nor the KGT exceed __________.
N a. the height of the righting arm N b. KML or KMT N c. GML or GMT Y d. maximum allowable KG 4383: In an emergency, the jacking system on the COASTAL DRILLER is capable of elevating the unit with a loading of __________.
N a. 14,158 kips N b. 14,400 kips Y c. 17,280 kips N d. 21,297 kips 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 4645: What is the change in the vertical moments (excluding free surface effects) for the COASTAL DRILLER if 2.0 feet of drill water is transferred from a full drill water tank #23 to an empty drill water tank #6?
N a. 253 foot-kips N b. 56 foot-kips Y c. -253 foot-kips N d. -411 foot-kips 4701: After you activate your emergency position indicating radio beacon, you should __________.
N a. turn it off for five minutes every half-hour N b. turn it off and on at five-minute intervals N c. turn it off during daylight hours Y d. leave it on continuously 5418: Small passenger vessels in coastwise service must carry approved __________.
N a. life floats N b. inflatable buoyant apparatus N c. inflatable liferafts Y d. Any of the above 6473: On an offshore drilling rig, the pumps which circulate drilling fluid through the drill string while drilling are called the __________.
N a. circulation pumps Y b. mud pumps N c. centrifugal pumps N d. mixing pumps 6515: While off-loading from an offshore supply vessel with the crane, the wind increases in strength and changes direction significantly, you should __________.
N a. expedite off-loading N b. stop off-loading, but keep the offshore supply vessel in the present location N c. continue off-loading with no changes Y d. move the offshore supply vessel to the downwind side 6603: A weathertight door on a MODU must not allow water to penetrate into the unit in __________.
N a. 50 knot winds N b. 70 knot winds N c. 100 knot winds Y d. any sea condition 6619: The SS AMERICAN MARINER has on board 6450 tons of cargo with an LCG-FP of 270.89 feet. See the distribution of the cargo to be loaded. Use the white pages of The Stability Data Reference Book to determine the final LCG-FP of the cargo. ST-0194
N a. LCG-FP 267.12 feet N b. LCG-FP 268.48 feet Y c. LCG-FP 270.97 feet N d. LCG-FP 273.06 feet 7331: Routine radio communications should be no more than __________.
N a. one minute Y b. three minutes N c. five minutes N d. eight minutes 8187: The maximum variable load for the COASTAL DRILLER while elevated in a severe storm is __________.
Y a. 2,381 kips N b. 3,381 kips N c. 7,099 kips N d. 21,297 kips 8367: How would the exhaust of a properly operating diesel engine appear?
N a. Light blue haze N b. Light brown haze N c. Light gray haze Y d. Perfectly clear 8384: A moment of 300 ft-tons is created by a force of 15,000 tons. What is the moment arm?
N a. 50.00 feet N b. 25.00 feet N c. 0.04 foot Y d. 0.02 foot 8973: For a floating vessel, the result of subtracting KG from KM is the __________.
N a. height of the metacenter N b. height of the righting arm N c. height of the center of buoyancy Y d. metacentric height 9331: Paints and solvents on a vessel should be __________.
N a. stored safely at the work site until work is completed Y b. returned to the paint locker after each use N c. covered at all times to protect from ignition sources N d. stored in a suitable gear locker 9361: The principal personnel hazard unique to Halon extinguishers is __________.
N a. displacement of oxygen N b. skin irritation Y c. inhaling toxic vapors N d. eye irritation 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