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.
45: Which statement is TRUE concerning small oil spills?
N a. They usually disappear quickly. N b. They usually stay in a small area. Y c. They may cause serious pollution as the effect tends to be cumulative. N d. A small spill is not dangerous to sea life in the area. 50: What is not usually a concern when loading a single-hulled tanker?
N a. Bending moments Y b. Initial stability N c. Draft N d. Trim 110: A vertical shift of weight to a position above the vessel's center of gravity will __________.
N a. increase reserve buoyancy Y b. decrease the righting moments N c. decrease KG N d. increase KM 216: What is the total number of approved low-velocity spray ("water-fog") applicators required aboard a tankship?
N a. 4 Y b. 7 N c. 10 N d. 11 360: The greatest effect on stability occurs from loose liquids flowing __________.
N a. from side to side in the tanks of the vessel N b. from fore to aft in the tanks of a vessel Y c. in and out of a vessel that is holed in a wing tank N d. in and out of a vessel that is holed in a peak tank 411: Under Annex V to MARPOL 73/78, garbage discharged from vessels that are located between 3 and 12 nautical miles from nearest land must be ground to less than __________.
Y a. 1" N b. 1-1/4" N c. 1-1/2" N d. 2" 484: A message warning of a tropical storm should be sent as a(n) __________.
N a. routine message N b. urgent message N c. distress message Y d. safety message 623: In how many locations must lifeboats be installed on a mobile offshore drilling unit?
N a. 1 Y b. 2 N c. 3 N d. 4 812: You are fighting a class "B" fire with a portable dry chemical extinguisher. The discharge should be directed __________.
Y a. at the seat of the fire, starting at the near edge N b. to bank off a bulkhead onto the fire N c. over the top of the fire N d. at the main body of the fire 878: A fire in a pile of linen is a class __________.
Y a. A N b. B N c. C N d. D 903: On a vessel displacing 8,000 tons, what is the reduction in metacentric height due to free surface when a tank 45 feet long and 45 feet wide is partly filled with salt water?
Y a. 1.22 feet N b. 1.16 feet N c. 1.13 feet N d. 1.10 feet 1084: On small passenger vessels, what type of devices are required at both the tank and engine connections of all internal combustion engine fuel lines?
N a. Clean out plates N b. Fuel gauges N c. Drain valves Y d. Shut-off valves 1120: You will find a limit switch on a __________.
N a. liferaft cradle N b. radial davit N c. sheath-screw davit Y d. gravity davit 1268: Where must the draft marks be placed on a small passenger vessel?
N a. On each side of the stem N b. Near the stern post or rudder post N c. At each end of the vessel Y d. All of the above 1491: You are in a lifeboat when you sight the stars shown. You will be heading almost due north when you head for Polaris which is marked by what letter? (D006SA )
Y a. C N b. D N c. E N d. G 1597: Which characteristic is an advantage of Halon as a fire extinguishing medium?
Y a. Electrically non-conductive N b. Relatively inexpensive N c. Effective against chemicals containing an oxidizer N d. All of the above 1611: How should longitude 116°54.9'E be written when preparing an AMVER report?
N a. Q1169 N b. 116.9E Y c. 11655E N d. 117E 1871: If the cause of a sudden severe list is negative initial stability, counterflooding into empty tanks may __________.
N a. increase the righting moment N b. cause an increase in the righting arm N c. bring the vessel to an upright equilibrium position Y d. cause the vessel to flop to a greater angle 1930: You must ensure that lifesaving equipment is __________.
N a. locked up Y b. readily accessible for use N c. inaccessible to passengers N d. on the topmost deck of the vessel at all times 1948: You have 600 tons of below deck tonnage. There is no liquid mud aboard. If you have 150 tons of cargo above deck with a VCG above the deck of 2.8 feet, what is the maximum allowed VCG of the remainder of the deck cargo that is permitted? (See illustration D036DG, stability letter for M.V. Hudson) (D036DG )
N a. 1.96 feet N b. 2.25 feet Y c. 3.20 feet N d. 3.55 feet 1963: How is a distress message normally initiated through INMARSAT?
N a. All INMARSAT units have a dedicated key that can be pressed for immediate action. N b. By adding the word "DISTRESS" in the first line of the message's preamble Y c. Certain INMARSAT units have a dedicated key that can be pressed for immediate action, while other systems provide menu-driven features. N d. By transmitting the distress message on the U.S. Coast Guard's dedicated monitoring channel. 2020: Free communication will adversely affect transverse stability only when the flooded space is __________.
Y a. off-center N b. on the centerline N c. completely flooded N d. open to the sea above and below the waterline 2237: Topside icing decreases vessel stability because it increases __________.
N a. displacement N b. free surface N c. draft Y d. KG 2288: A major health hazard of the product tert-butylamine is that it______.
N a. can be absorbed through the skin Y b. causes irreversible damage to eye tissue N c. is a very unstable product N d. All of the above 2486: 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-0065
Y a. Available GM 5.0 ft N b. Available GM 5.4 ft N c. Available GM 6.1 ft N d. Available GM 6.8 ft 2502: The international shore connection __________.
N a. permits discharge of waste oil Y b. allows hook up of fire hoses from a dock or another vessel N c. satisfies pollution prevention requirements N d. allows emergency use of the fire main for deballasting 2506: Grade E combustible liquids are those having flash points of __________.
N a. 80°F or less N b. greater than 80°F and less than 115°F N c. greater than 115°F and less than 150°F Y d. 150°F or greater 2867: In illustration D041DG, the symbol for amidships is __________.
N a. 2 Y b. 3 N c. 4 N d. 5 2947: A semisubmersible displacing 700,000 cubic feet while floating in sea water (64 pounds per cubic foot) weighs __________.
N a. 8,929 long tons N b. 19,509 long tons Y c. 20,000 long tons N d. 24,500 long tons 2978: Which equipment is not required for a life float? (small passenger vessel regulations)
N a. Paddles N b. Light N c. Painter Y d. Compass 3347: The DEEP DRILLER is level at a draft of 60 feet in calm water. What is the value of the righting moment?
N a. 18,118 foot-tons N b. 9,059 foot-tons N c. 4,529 foot-tons Y d. 0 foot-tons 3354: Backfire flame arrestors are installed on __________.
N a. fuel tanks N b. spark plugs Y c. carburetors N d. distributors 3655: You can indicate that your vessel is in distress by __________.
N a. displaying a large red flag N b. displaying three black balls in a vertical line N c. sounding five or more short and rapid blasts on the whistle Y d. continuously sounding the fog whistle 3689: Changing rescuers while carrying out artificial respiration should be done __________.
Y a. without losing the rhythm of respiration N b. only with the help of two other people N c. by not stopping the respiration for more than 5 minutes N d. at ten-minute intervals 3703: While loaded as shown in Sample Load Form #5 (Survival), an estimated 250 long tons of snow and ice accumulates on the DEEP DRILLER at an estimated height of 127 feet. Assuming no corrective ballasting, what is the new height of the center of gravity corrected for longitudinal free surface effects?
N a. 58.78 feet Y b. 60.68 feet N c. 61.53 feet N d. 62.78 feet 3812: If you have to abandon ship, and enter a liferaft, your main course of action should be to __________.
Y a. remain in the vicinity of the sinking vessel N b. head for the closest land N c. head for the closest sea-lanes N d. get a majority opinion 3872: For an OSV not on an international voyage, an approved substitute for an impulse projected type line throwing appliance is a __________.
N a. spring-loaded line thrower N b. hand thrown buoyant line Y c. shoulder type line throwing gun N d. heaving line 4013: 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 the KG corrected for longitudinal free surface effects?
N a. 53.78 feet N b. 54.82 feet Y c. 55.47 feet N d. 56.01 feet 4029: Fire protection regulations for towing vessels allow you to use a nonmetallic flexible hose in fuel line installations under all of the following conditions EXCEPT when ___________ .
N a. used in lengths of not more than 30 inches N b. reinforced with wire braid N c. visible and easily accessible Y d. fitted with Coast Guard approved garden hose fittings 4033: The DEEP DRILLER, loaded as shown in the Sample Load Form #4 (Drilling) discharges a non-liquid load of 275.8 long tons from a position 130 feet above the keel, 40 feet forward of amidships, and 30 feet to port of the centerline. What is the new KG?
N a. 1.18 feet N b. 51.80 feet Y c. 52.61 feet N d. 55.79 feet 4086: What signal flag is the "Pilot Flag" ("I have a pilot on board")?
N a. "P" N b. "C" Y c. "H" N d. "Z" 4288: The Master or person in charge of a vessel subject to the "Vessel Bridge-to-Bridge Radiotelephone Act" who fails to comply with the Act or the regulations thereunder may be charged a civil penalty of __________.
N a. $2,000 N b. $1,500 N c. $1,000 Y d. $650 4325: Lowering the hull of the COASTAL DRILLER and refloating should be done in favorable weather conditions with wave heights not more than __________.
N a. three feet N b. four feet Y c. five feet N d. six feet 4336: The SS AMERICAN MARINER has on board 5486 tons of cargo with an LCG-FP of 277.84 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-0160
N a. LCG-FP 271.2 feet N b. LCG-FP 272.1 feet Y c. LCG-FP 273.6 feet N d. LCG-FP 274.6 feet 4461: If you have to jump in the water when abandoning a MODU, your legs should be __________.
N a. spread apart as far as possible N b. held as tightly against your chest as possible N c. in a kneeling position Y d. extended straight down and crossed at the ankles 4644: The SS AMERICAN MARINER has on board 7240 tons of cargo with an LCG-FP of 273.20 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-0165
N a. LCG-FP 271.2 feet N b. LCG-FP 272.1 feet N c. LCG-FP 273.6 feet Y d. LCG-FP 275.3 feet 4737: In the COASTAL DRILLER, VCG is obtained from the sum of the vertical moments by __________.
N a. adding the sum of the weights N b. subtracting the sum of the weights N c. multiplying by the sum of the weights Y d. dividing by the sum of the weights 4746: The SS AMERICAN MARINER is ready to bunker with drafts of FWD 12'-07", AFT 16'-01". After all bunkers are on board, soundings indicate the tonnages shown. Use the white pages of The Stability Data Reference Book to determine the free surface correction. ST-0167
N a. 1.30 feet Y b. 1.07 foot N c. 0.96 foot N d. 0.82 foot 5131: In illustration D041DG symbol 1 refers to __________.
N a. change of draft N b. centerline N c. angle of inclination Y d. displacement 6175: It is the responsibility of the Master or person in charge of a MODU to ensure that __________.
N a. the Muster List ("Station Bill") is posted in each compartment Y b. temporary personnel and visitors are advised of emergency stations N c. names of crew members are listed on the Muster List ("Station Bill") N d. no changes are made to the Muster List ("Station Bill") 6196: You are tending the lifeline of a man who entered a compartment using a breathing apparatus. How many tugs on the lifeline indicate the man should advance?
N a. 1 Y b. 2 N c. 3 N d. 4 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 6745: Fire axes required on MODU's must be stored in the enclosure for fire hoses with the location marked "________".
N a. Fire Axe Location N b. Hose Station No. ____ Y c. Fire Station No. ____ N d. Firefighting Equipment 6833: If a drill required by regulations is not completed on a mobile offshore drilling unit, the Master or person in charge must __________.
N a. report this immediately to the OCMI N b. report this immediately to the Commandant of the Coast Guard Y c. log the reason for not completing the drill N d. conduct two of the required drills at the next opportunity 7061: The primary concern in aiding a back injury patient is __________.
N a. relieving the patient's pain by giving aspirin or stronger medication Y b. avoiding possible injury to the spinal cord by incorrect handling N c. preventing convulsions and muscle spasms caused by the pain N d. providing enough fluids to prevent dehydration 7097: What is a convenient and effective system of examining the body of an injury victim?
Y a. Check the corresponding (left versus right) parts of the body. N b. Watch the patient's eyes as you probe parts of the body. N c. Look for discoloration of the patient's skin. N d. Look for uncontrolled vibration or twitching of parts of the body. 7411: What is the spoken emergency signal for a distress signal over a VHF radio?
N a. Red Alert N b. Security Y c. Mayday N d. Pan 8091: When preparing a MODU for heavy weather, fuel oil day tanks should be __________.
N a. pumped overboard to calm the seas N b. drained to the lower hull to reduce free surfaces Y c. filled to ensure that sufficient fuel oil is available during a lengthy emergency N d. partially drained to increase free surfaces in order to reduce motions 9453: At all angles of inclination, the metacenter is __________.
Y a. vertically above the center of buoyancy N b. vertically above the center of gravity N c. at the intersection of the upright vertical centerline and the line of action of the buoyant force N d. at the geometric center of the underwater volume 9604: Except in rare cases, it is impossible to extinguish a shipboard fire by __________.
N a. removing the oxygen Y b. removing the fuel N c. interrupting the chain reaction N d. removing the heat