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.
111: In the event of a fire, the doors to a stair tower must be closed to prevent the spread of fire by __________.
Y a. convection N b. conduction N c. radiation N d. ventilation 328: A man has suffered a burn on the arm. There is extensive damage to the skin with charring present. How is this injury classified using standard medical terminology?
N a. Dermal burn Y b. Third-degree burn N c. Major burn N d. Lethal burn 507: While underway, if you are required to have a radiotelephone, you must maintain a continuous listening watch on channel __________.
N a. 6 (156.3 MHz) N b. 12 (156.6 MHz) N c. 14 (156.7 MHz) Y d. 16 (156.8 MHz) 640: The volume of a vessel's intact watertight space above the waterline is its __________.
N a. free surface N b. marginal stability Y c. reserve buoyancy N d. freeboard 1100: The maximum speed of lowering for a lifeboat on gravity davits is controlled by the __________.
N a. limit switches N b. emergency disconnect switch Y c. governor brake N d. position of the counterweight on the brake handle 1105: In launching a lifeboat, when should the tricing pendants be released?
N a. Before the boat is lowered from the stowage position N b. As soon as the boat-fall blocks clear the davit head N c. After the limit switch is activated Y d. After all people have been embarked 1204: Generally, when lifting an inflatable liferaft back aboard ship you would use the __________.
Y a. towing bridle N b. main weather cover N c. external lifelines N d. righting strap 1255: The color of the signal flare sent up by a submarine indicating that a torpedo has been fired in a training exercise is __________.
N a. white Y b. green N c. yellow N d. red 1414: What should be used to steer an open lifeboat if the rudder becomes lost or damaged?
N a. Sea anchor Y b. Steering oar N c. Spare rudder N d. Daggerboard 1458: Your vessel displaces 14,500 tons, with a longitudinal CG 247.5 ft. aft of the FP. If you pump 80 tons of ballast from forward to aft through a distance of 480 feet, your new CG will be __________.
N a. 244.85 feet aft of FP N b. 246.22 feet aft of FP N c. 248.87 feet aft of FP Y d. 250.15 feet aft of FP 1465: Your vessel has 3 lifeboats on each side. The middle lifeboat on the port side is designated as boat number __________.
N a. 2 N b. 2 PORT N c. 3 Y d. 4 1608: Cold water, in commercial fishing, means water where the monthly mean low water temperature is normally __________.
N a. 39°Fahrenheit or less N b. 44°Fahrenheit or less N c. 49°Fahrenheit or less Y d. 59°Fahrenheit or less 1722: Where are remote readouts for oxygen concentration, pressure, and temperature of an inert gas system required to be located?
N a. Bridge and engine control consoles N b. Bridge and tank(s) being inerted N c. Main deck and engine control consoles Y d. Cargo control and engine control consoles 1904: A sailing vessel with the wind coming over the port side is said to be on a __________.
N a. port jibe N b. starboard jibe Y c. port tack N d. starboard tack 1951: If you must jump from a vessel, the correct posture includes __________.
Y a. holding down the life preserver against the chest with one arm crossing the other, covering the mouth and nose with a hand, and feet together N b. knees bent and held close to the body with both arms around legs N c. body straight and arms held tightly at the sides for feet first entry into the water N d. both hands holding the life preserver below the chin with knees bent and legs crossed 1971: Which category of NAVTEX messages may be rejected in some receivers, BUT SHOULD NOT?
Y a. Category L navigational warnings N b. Category A navigational warnings N c. SAR and distress alert information N d. Weather warnings 1986: Which statement is TRUE?
N a. You need not keep a record of ground garbage dumped into the sea more than 25 miles offshore. Y b. You must keep a record of garbage discharged in port to a shore facility. N c. You need not keep a record of garbage incinerated on the ship. N d. You must keep a record of the approximate weight of the garbage dumped. 2049: The bottom of the mast rests on a part of the keel called the mast __________.
N a. foot N b. heel Y c. step N d. sole 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 2243: Aboard a survival craft, ether can be used to __________.
Y a. start the engine in cold weather N b. aid in helping personnel breathe N c. prime the sprinkler system N d. prime the air supply 2317: 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-0057
Y a. 7.7 feet N b. 9.1 feet N c. 9.9 feet N d. 10.6 feet 2327: How many B-II fire extinguishers must be in the machinery space of a 75-foot long fishing vessel propelled by engines with 600 brake horsepower?
N a. 5 N b. 4 N c. 3 Y d. 2 2378: A vessel's drafts are FWD 23'-01", AFT 24'-11". Use the information in Section 1, the blue pages, of the Stability Data Reference Book to determine the final drafts if: (1) 142 tons are discharged 122 feet forward of amidships; (2) 321 tons are loaded 82 feet forward of amidships; and (3) 74 tons are discharged 62 feet aft of amidships.
N a. FWD 23'-05", AFT 24'-00" N b. FWD 23'-06", AFT 24'-02" N c. FWD 23'-07", AFT 24'-03" Y d. FWD 23'-09", AFT 24'-05" 2413: Signaling by flag hoist is completed by the vessel hoisting the __________.
N a. signal AR N b. code flag N N c. code flag R Y d. answering pennant 2510: Camphor oil is classified as a __________.
N a. Grade A flammable liquid N b. Grade C flammable liquid Y c. Grade D combustible liquid N d. Grade E combustible liquid 2629: Severe exposure to chlorine gas can be fatal. Chlorine gas is primarily a __________.
Y a. respiratory irritant N b. skin burning agent N c. blood poisoning agent N d. nerve paralyzing irritant 2755: What repair or modification to a MODU would most likely require consulting the construction portfolio?
N a. Replacing watertight doors in quarters N b. Repair of drill pipe racks on deck Y c. Repair of leg-to-can connection on a jack-up N d. Replacing a service pump foundation 2798: Your vessel's drafts are: FWD 17'-07", AFT 16'-09"; and the KG is 21.5 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the remaining righting arm at 30° inclination if the center of gravity is 0.9 foot off the centerline.
N a. 1.5 feet Y b. 2.8 feet N c. 3.6 feet N d. 4.3 feet 2833: A vessel heading NE is on a course of __________.
N a. 022.5° Y b. 045.0° N c. 067.5° N d. 090.0° 2897: If the result of loading a vessel is an increase in the height of the center of gravity, there will always be an increase in the __________.
N a. metacentric height N b. righting arm N c. righting moment Y d. vertical moments 2914: The sailing drafts are: FWD 25'-03", AFT 26'-03" and the GM is 3.5 feet. Use the information in Section 1, the blue pages, of the Stability Data Reference Book, to determine the available righting arm at 25° inclination.
N a. 0.8 foot N b. 1.4 feet Y c. 2.0 feet N d. 2.6 feet 3014: Using the information in Section 1, the blue pages, of the Stability Data Reference Book, determine the danger angle for permanent list if the KG is 21.8 feet and the drafts are: FWD 19'-05", AFT 20'-01".
N a. 52° N b. 45° N c. 31° Y d. 26° 3161: The wooden plug fitted tightly in the vent of a damaged tank may prevent the tank from __________.
Y a. filling completely N b. developing free surfaces N c. developing free surface moments N d. collapsing 3338: Assuming that the recommended hatch loading sequence is followed, how many long tons of iron ore may be loaded through hatches 5 & 7 while using a single belt loader, to arrive at a desired mean keel draft of 25'-02"? (Use the Guidance Manual for Loading M.V. GRAND HAVEN.)
N a. 1410 tons N b. 1450 tons N c. 1490 tons Y d. 1520 tons 3365: What is the correct procedure to follow when launching an inflatable liferaft by hand from an OSV?
N a. Connect the float free link to the vessel. Y b. Pull the painter from the container and make it fast to the cleat provided. N c. Open the canopy relief valves. N d. Remove the raft from the container to permit complete inflation. 3456: When a sea anchor for a survival craft is properly rigged, it will __________.
N a. completely stop the survival craft from drifting Y b. help to prevent broaching N c. prevent the survival craft from pitching N d. prevent the survival craft from rolling 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. 3650: If your passenger vessel is fitted with a loudspeaker system, it must be tested at least once __________.
Y a. every week N b. a day N c. every trip N d. a watch or once a trip, whichever is shorter 3736: The most effective treatment for warming a crew member suffering from hypothermia is __________.
N a. running or jumping to increase circulation N b. raising body temperature rapidly by placing hands and feet in hot water Y c. bundling the body in blankets to rewarm gradually N d. laying prone under heat lamps to rewarm rapidly 3751: A shipmate chokes suddenly, cannot speak, and starts to turn blue. You should __________.
Y a. perform the Heimlich maneuver N b. make the victim lie down with the feet elevated to get blood to the brain N c. immediately administer CPR N d. do nothing until the victim becomes unconscious 4146: The follow-up gear on an electro-hydraulic steering gear __________.
N a. relieves excessive fluid pressure Y b. takes the pump off stroke when the desired rudder angle is attained N c. synchronizes wheel position with the rudder position N d. returns the rudder to mid-position when the wheel is released 4213: While in ocean transit, the COASTAL DRILLER has a roll period of four seconds. What would be the largest angle each side of vertical that does not exceed the design limit of the legs?
N a. 6.3 degrees N b. 5.0 degrees N c. 3.5 degrees Y d. 2.0 degrees 4295: The COASTAL DRILLER, in transit with winds expected to exceed 70 knots, must lower the legs so that the can tips are __________.
Y a. 60.5 feet below the hull N b. 48.5 feet below the hull N c. 11.6 feet below the hull N d. 1.2 feet below the hull 4577: When the COASTAL DRILLER is properly preloaded, each of the leg reactions should be __________.
N a. 7,200 kips Y b. 7,099 kips N c. 4,720 kips N d. 3,381 kips 4707: While loaded as shown in the COASTAL DRILLER sample load form #3 (drilling), 50 kips of tubulars are discharged from the cantilever starboard pipe racks. What is the change in the vessel's LCG?
Y a. 0.23 foot forward N b. 0.40 foot forward N c. 0.64 foot forward N d. 1.02 feet forward 5308: Your drafts are: FWD 17'-09", AFT 21'-03". What is the KM based on the tables in the blue pages of the Stability Data Reference Book?
Y a. 25.7 feet N b. 26.0 feet N c. 26.4 feet N d. 26.8 feet 5913: If uniformly distributed in the cantilever pipe rack of the COASTAL DRILLER, how much pipe can be placed in the cantilever pipe rack area when the cantilever has been extended 40 feet aft of the transom?
N a. 630 kips N b. 609 kips Y c. 500 kips N d. 479 kips 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 6397: A well kick while drilling from a MODU will cause __________.
Y a. increased fluid level in the mud pits N b. decreased fluid level in the mud pits N c. increased cuttings on the shale shaker N d. decreased cuttings on the shale shaker 6661: On a self-elevating drilling unit, draft marks must be located __________.
Y a. near each corner of the hull N b. at frame O, port and starboard N c. at bow and stern on the centerline N d. on each leg 7031: Symptoms of sugar diabetes include __________.
Y a. increased appetite and thirst N b. decreased appetite and thirst N c. gain in weight N d. elevated temperature 7043: While providing assistance to a victim of an epileptic seizure, it is most important to __________.
N a. give artificial respiration Y b. prevent patient from hurting himself N c. keep the patient awake and make him/her walk if necessary to keep him/her awake N d. remove any soiled clothing and put the patient in a clean bed 7053: When a patient is suspected of having appendicitis, the pain should be relieved by __________.
Y a. keeping an ice bag over the appendix area N b. giving the patient a laxative N c. giving the patient morphine sulfate N d. giving the patient aspirin with a glass of water 7595: For a vessel inclined by the wind, multiplying the buoyant force by the horizontal distance between the lines of action of the buoyant and gravity forces gives the __________.
Y a. righting moment N b. vertical moment N c. longitudinal moment N d. transverse moment 7643: When a vessel is floating upright, the distance from the keel to the metacenter is called the __________.
N a. metacentric radius N b. height of the baseline Y c. height of the metacenter N d. righting arm 8288: What is NOT used as a stern tube bearing, on a large vessel?
N a. Wooden (lignum vitae) strips N b. Hard rubber N c. Resin bonded composition Y d. Bronze bushings 8307: The sense of smell cannot be depended upon to detect H2S because __________.
N a. it has a smell similar to petroleum products N b. hydrogen sulfide gas is odorless Y c. the sense of smell is deadened by the gas N d. it is better to rely on eye irritation as a detector 8323: The Lethal Concentration of H2S that will cause death with short-term exposure is a minimum of __________.
N a. 100 ppm N b. 200 ppm N c. 400 ppm Y d. 700 ppm 8363: Lubricating oil should be changed on a heavy duty diesel engine when __________.
N a. it gets dark in color N b. a sample rubbed between fingers feels thin Y c. it has been in use for a specified interval N d. it no longer supports combustion 9547: A neutral equilibrium position for a vessel means that the metacenter is __________.
N a. lower than the keel Y b. at the same height as the center of gravity N c. exactly at midships N d. at the center of the waterplane area