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.
156: The Coast Guard determines how many passengers are permitted on a "T-Boat" by applying the __________.
N a. "Length of Rail" criteria, allowing 30 inches of rail space along the vessel's sides and transom for each passenger N b. "Deck Area" criteria that permits one passenger for every 10 square feet of deck space available for passenger use N c. "Fixed Seating" criteria that allocates 18 inches of space for each passenger to rest his/her buttocks upon Y d. Any or a combination of the above criteria 183: Which statement is TRUE concerning an inflatable liferaft?
N a. The floor may be inflated for insulation from cold water. N b. Crew members can jump into the raft without damaging it. N c. The raft may be boarded before it is fully inflated. Y d. All of the above 268: What is NOT a treatment for traumatic shock?
N a. Keep the patient warm but not hot. N b. Have the injured person lie down. Y c. Massage the arms and legs to restore circulation. N d. Relieve the pain of the injury. 442: On the all-purpose nozzle, the position of the valve when the handle is all the way forward is __________.
Y a. shut N b. fog N c. solid stream N d. spray 576: Each lifeboat must be lowered and maneuvered in the water at least once every __________.
N a. 2 months Y b. 3 months N c. 4 months N d. 5 months 656: The governor brake on a lifeboat winch shall be capable of controlling the speed of lowering a fully equipped lifeboat from a cargo ship at __________.
N a. a safe speed only specified N b. not less than 120 feet per minute Y c. not more than 120 feet per minute N d. not more than 90 feet per minute 777: On small passenger vessels a gasoline engine must be fitted with __________.
N a. A means of backfire flame control N b. A lubricating oil pressure gauge and a tachometer N c. Jacket water discharge temperature gauges Y d. All of the above 895: Air-cooled gasoline auxiliary engines are allowed on vessels not more than 65 feet in length, carrying not more than 12 passengers if __________.
N a. it is not practicable to supply water to the engine Y b. they have a self-contained fuel system and are installed on an open deck N c. they are rated at not more than 4.5 horsepower N d. All of the above 912: A "fifteen-pound" CO2 extinguisher is so called because __________.
Y a. there are fifteen pounds of CO2 in the container N b. the container, when full, weighs fifteen pounds N c. the pressure at the discharge nozzle is l5 psi N d. the empty container weighs fifteen pounds 1053: Your vessel is damaged and listing to port. The rolling period is long, and the vessel will occasionally assume a starboard list. Which action should you take FIRST?
N a. Fill an empty double bottom tank on the starboard side N b. Transfer all possible movable weights from port to starboard N c. Pump out ballast from the port and starboard double bottom tanks Y d. Press up a slack centerline double bottom tank 1063: Gasoline tank vent lines on board small passenger vessels must be fitted with removable flame screens __________.
N a. and 30 square inches of louvers N b. three inches in diameter with a check valve to prevent water from entering in heavy weather N c. three inches in circumference inside the fill pipe Y d. consisting of a single screen of at least 30 X 30 mesh, corrosion resistant wire 1219: 46 CFR Subchapter T requires that rigid plastic or other nonmetallic piping __________.
N a. only be used in non-vital systems N b. not be used in gasoline or diesel fuel systems N c. have approved metallic fittings and cutoff valves where it penetrates a watertight deck or bulkhead Y d. All of the above 1297: A small passenger vessel of not more than 65 feet in length must have a collision bulkhead if it __________.
N a. operates on exposed waters N b. carries more than 49 passengers N c. is more than 40 feet in length and operates on partially exposed waters Y d. All of the above 1431: Which statement is FALSE regarding Halon 1301?
N a. It is colorless. Y b. It is sweet smelling. N c. It may cause dizziness when inhaled. N d. It does not conduct electricity. 1435: After the initial cleaning of flue gas in an inert gas system the gas is passed through what device for final cleaning?
N a. Scrubber Y b. Demister N c. Deck water seal N d. Final filter 1502: A portable foam (stored-pressure type) fire extinguisher would be most useful in combating a fire in __________.
N a. generators Y b. oil drums N c. the bridge controls N d. combustible metals 1579: During oil transfer operations, who is responsible for ensuring that the posted transfer procedures are followed?
Y a. The designated person in charge N b. The tankerman N c. The senior able seaman N d. The oiler 1680: In an open lifeboat, the lifeboat compass is usually __________.
Y a. placed in a fixed bracket when being used N b. clamped to any position convenient for the coxswain to see it N c. permanently mounted on the lifeboat's centerline N d. mounted in the center of the boat to eliminate deviation 1781: Which frequencies and modes are allocated for distress alerting in GMDSS?
N a. 406 MHz via EPIRB N b. 1626.5-1645.5 MHz via INMARSAT N c. Channel 70 DSC plus six (6) MF/HF DSC frequencies Y d. All of the above 1877: Which shipboard equipment will detect a signal from a SART?
N a. S-Band Radar N b. A DSC receiver Y c. X-Band Radar N d. The autoalarm 2056: By regulation, cargo tank atmosphere must be inert before and during which operation?
N a. Stripping N b. Loading N c. crude oil washing Y d. All of the above 2063: If there are a number of survivors in the water after abandoning ship, they should __________.
N a. tie themselves to the unit so they won't drift with the current Y b. form a small circular group 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. form a raft by lashing their life preservers together 2299: The first treatment given to a person overcome by benzene vapor should be to __________.
Y a. remove them to fresh air N b. flush their face with water for about 5 minutes N c. stand them up and walk them around N d. remove their clothing and wrap them in blankets 2344: Use the material in Section 1, the blue pages, of the Stability Data Reference Book. If the KG is 25.2 feet, and the drafts are: FWD 22'-03", AFT 23'-01"; at what angle will the vessel lose positive stability?
N a. 92° N b. 77° Y c. 68° N d. 61° 2427: What is the female section of a tool joint called?
N a. Stem N b. Pin Y c. Box N d. Stand 2563: The hoist line primarily used for lifting personnel on MODU cranes is called the __________.
N a. personnel line Y b. whip line N c. main hoist line N d. pendant 2605: Your vessel's drafts are FWD 24'-02", AFT 24'-04". Use the information in Section 1, the blue pages, of the Stability Data Reference Book to determine the final drafts if 295 tons of cargo are loaded 122 feet aft of amidships.
N a. FWD 22'-08", AFT 26'-00" N b. FWD 22'-10", AFT 25'-09" Y c. FWD 23'-04", AFT 26'-03" N d. FWD 23'-05", AFT 25'-11" 2613: What is required in addition to the heat, fuel, and oxygen of the fire triangle to have a fire?
N a. Smoke N b. Electricity Y c. Chain reaction N d. Pressure 2725: The stability of a semisubmersible MODU would be seriously reduced if flooding occurred in the __________.
N a. submerged hulls Y b. column void spaces N c. dry mud tanks N d. ballast tanks 2734: Your vessel's drafts are: FWD 17'-07", AFT 16'-09"; and the KG is 24.8 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the righting arm at 15° inclination.
Y a. 0.7 foot N b. 1.2 feet N c. 1.9 feet N d. 4.8 feet 2775: The SS AMERICAN MARINER arrived in port with drafts of: FWD 28'-08", AFT 29'-05'. 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-0081
N a. FWD 28'-11", AFT 28'-11" N b. FWD 29'-01", AFT 28'-09" N c. FWD 29'-03", AFT 28'-07" Y d. FWD 29'-05", AFT 28'-05" 2933: Movement of liquid in a tank when a drilling barge inclines causes an increase in __________.
N a. righting arm N b. metacentric height N c. height of the uncorrected KG Y d. natural rolling period 2977: A slow and easy motion of a MODU in a seaway is an indication of a __________.
Y a. small GM N b. low center of gravity N c. stiff vessel N d. large GZ 3048: What is required for a dry exhaust pipe? (small passenger vessel regulations)
Y a. Noncombustible hangers and supports N b. Insulation from combustible material N c. An automatic damper N d. A rain spray and spray cap 3167: Topside icing that blocks freeing ports and scuppers __________.
N a. is usually below the center of gravity and has little effect on stability N b. will cause water on deck to pocket and increase stability Y c. may decrease stability by increasing free surface effect due to water on deck N d. increases the effective freeboard and increases the wind-heel affect 3723: A patient suffering from heat exhaustion should be __________.
Y a. moved to a cool room and told to lie down N b. kept standing and encouraged to walk slowly and continuously N c. given a glass of water and told to return to work after 15 minutes of rest N d. None of the above is correct. 3773: What is the ullage in P-Tank #4 of the DEEP DRILLER if the weight is 75.24 long tons?
Y a. 4.0 feet N b. 5.0 feet N c. 10.2 feet N d. 16.0 feet 3799: With no alternative but to jump from an OSV, the correct posture should include __________.
Y a. holding down the lifejacket against the chest with one arm, crossing the other, covering the mouth and nose with a hand, and keeping the 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 a feet first entry into the water N d. both hands holding the lifejacket below the chin with knees bent and legs crossed 3900: The life jackets on all vessels shall be __________.
N a. inspected weekly N b. worn at all times Y c. readily available N d. tested yearly 3964: Paints and solvents on a vessel should be __________.
N a. stored safely in a cool dark non-ventilated area until work is completed Y b. resealed and returned to a well ventilated area after each use N c. covered at all times to protect from ignition sources N d. stored in a suitable gear locker 3996: 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-0151
N a. 2.85 feet N b. 2.65 feet Y c. 2.36 feet N d. 2.15 feet 4169: The color of the signal flares sent up by a submarine about to surface from periscope depth is __________.
N a. green N b. yellow Y c. white N d. red 4241: The COASTAL DRILLER is elevated in 250 feet of water, experiencing 2 knots current and 70 knot winds. With a maximum leg reaction of 5,760 kips, the maximum wave height for drilling is __________.
N a. 15 feet Y b. 20 feet N c. 25 feet N d. 30 feet 4387: The COASTAL DRILLER is elevated in 192 feet of water. Leg penetration is 83 feet. The maximum leg reaction is 5,940 kips. The waves are 30 feet and the current is 2 knots. What is the maximum wind for drilling?
N a. 45 knots Y b. 50 knots N c. 57 knots N d. 62 knots 4401: Use of air gaps in excess of that stated in the Limits of Elevated Service for the COASTAL DRILLER could result in __________.
N a. the hull being in the storm wave zone Y b. increased overturning moments N c. reduced exposed area N d. increased static leg loading 4484: The SS AMERICAN MARINER has on board 6285 tons of cargo with an LCG-FP of 272.45 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-0162
N a. LCG-FP 271.2 feet Y b. LCG-FP 272.1 feet N c. LCG-FP 273.6 feet N d. LCG-FP 274.6 feet 4487: Weights added or discharged at the center of flotation on the COASTAL DRILLER while floating will change the __________.
N a. list N b. trim Y c. true mean draft N d. TPI 4687: What is the decrease in vertical moments for the Coastal Driller if 2.5 feet of drill water is discharged from a full drill water tank #23?
N a. 3,464 ft-kips N b. 2,982 ft-kips Y c. 482 ft-kips N d. 161 ft-kips 5041: When must a MODU display navigation lights while underway?
N a. Only between sunrise and sunset N b. At all times while being towed N c. Only when other vessels are in sight Y d. Whenever visibility is restricted 5551: Anchor shackles should have a breaking strength that is __________.
Y a. equal to the chains they are connecting N b. 25% more than the chains they are connecting N c. 50% more than the chains they are connecting N d. 100% more than the chains they are connecting 5595: An anchor winch should be equipped with mechanical brakes capable of holding __________.
N a. half the breaking strength of the mooring line Y b. the full breaking strength of the mooring line N c. the maximum expected tension of the mooring line N d. 50% over the working tension of the mooring line 6401: Why must the drilled hole be filled with drilling mud when tripping the drill string out of the hole?
N a. To maintain circulation to the mud pits N b. To compensate for MODU heave N c. To keep the mud agitated Y d. To prevent reduction of fluid head on the formations 6707: The immersion suit requirements apply to MODU's operating in all waters above __________.
N a. 20°N and below 25°S N b. 25°N and below 30°S N c. 23°N and below 23°S Y d. 32°N and below 32°S 6837: With regard to accommodation spaces on board mobile offshore drilling units, what must the Master or person in charge log?
N a. The name of each person berthed in each space Y b. The date of each inspection of each space N c. The condition of each space at the beginning of a trip N d. The number of persons assigned to each space 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 7977: Overspeed of the diesel engine driving an electric generator could cause __________.
N a. low voltage trip N b. reverse power trip Y c. damage to windings N d. excessive exhaust temperatures 8417: Sudden unloading of a diesel engine can cause __________.
N a. decreased fuel efficiency N b. increased exhaust temperature N c. black smoke Y d. overspeed trip 8505: 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 improvement in KGL?
N a. 0.67 foot N b. 0.98 foot Y c. 1.15 feet N d. 2.06 feet 9541: When the height of the metacenter is the same as the height of the center of gravity of a vessel, the upright equilibrium position is __________.
N a. stable Y b. neutral N c. unstable N d. negative 9571: The correction to KG for longitudinal free surface effects for a vessel can be found by dividing the vessel's displacement into the __________.
N a. transverse free surface correction for the vessel N b. sum of the vertical moments of the vessel Y c. sum of the longitudinal free surface moments of the vessel N d. longitudinal centerline of the vessel