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.
317: Your vessel will be entering the navigable waters of the United States. You are required by regulations to __________.
N a. test the primary and secondary steering systems no more than 8 hours before entering Y b. correct the charts of the area to be transited using the Notice(s) to Mariners or foreign equivalent reasonably available N c. have a copy of Radio Navigational Aids N d. check the magnetic compass for the correct deviation 338: A man has a burn on his arm. There is reddening of the skin, blistering, and swelling. Using standard medical terminology this is a __________.
N a. major burn N b. secondary burn Y c. second-degree burn N d. blister burn 367: A ship's radiotelephone station license is issued by the __________.
N a. U.S. Coast Guard Y b. Federal Communications Commission N c. Radio Technical Commission for Marine Services N d. Maritime Mobile Service Commission 470: A squeeze-grip type carbon-dioxide portable fire- extinguisher has been partially discharged. It should be __________.
N a. replaced in its proper location if weight loss is no more than 15% Y b. labeled empty and recharged as soon as possible N c. replaced in its proper location regardless of weight N d. replaced in its proper location if weight loss is no more than 25% 604: To prevent loss of stability from free communication flooding you should __________.
N a. close the cross-connection valve between the off-center tanks N b. completely flood high center tanks N c. ballast double bottom wing tanks Y d. close any opening to the sea in an off-center tank 700: Intact buoyancy is a term used to describe __________.
N a. the volume of all intact spaces above the waterline Y b. an intact space below the surface of a flooded area N c. an intact space which can be flooded without causing a ship to sink N d. the space at which all the vertical upward forces of buoyancy are considered to be concentrated 813: You hear the general alarm and ship's whistle sound for over 10 seconds. Traditionally, this is the signal for __________.
N a. abandon ship N b. dismissal from fire and emergency stations Y c. fire and emergency N d. man overboard 913: On a vessel of 8,000 tons displacement, compute the reduction in metacentric height due to free surface in a hold having free water in the tank tops. The hold is 40 feet long and 20 feet wide. The reduction in metacentric height is __________.
Y a. 0.1 ft N b. 0.3 ft N c. 0.5 ft N d. 0.9 ft 924: What is the lifesaving signal for "You are seen - Assistance will be given as soon as possible"?
Y a. 3 white star signals N b. Horizontal motion with a white flag N c. Vertical motion of a white light N d. Code letter "K" by blinker light 953: You are at sea on a vessel that has a beam of 50 feet, and you calculate the period of roll to be 22 seconds. What is the vessel's metacentric height?
N a. 0.8 ft Y b. 1.0 ft N c. 1.2 ft N d. 1.4 ft 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 1215: According to the regulations for small passenger vessels, fuses and circuit breakers are used in electrical circuits to __________.
N a. keep equipment from shutting off unexpectedly N b. prevent voltage fluctuations Y c. keep the circuit from becoming overloaded or overheated N d. make the operator inspect his wiring periodically after the fuses blow 1333: If you reef a marconi mainsail, the sail area __________.
N a. moves forward and up N b. moves aft and down N c. becomes larger Y d. becomes smaller 1350: You are on a supply run to an offshore drilling rig. On board is the cargo listed. What is the height above the main deck of the center of gravity of the cargo? ST-0036
N a. 2.45 feet N b. 1.95 feet Y c. 1.05 feet N d. 0.90 foot 1369: A cargo of 50 tons is to be loaded on deck 20 feet from the ship's centerline. The vessel's displacement including the 50 ton cargo will be 3,000 tons and the GM three feet. The list of the vessel after loading this cargo will be __________.
N a. 5.35° N b. 5.80° N c. 6.10° Y d. 6.35° 1424: Halon gas will decompose and may form very hazardous toxic fumes when discharged __________.
Y a. directly on flames N b. at room temperature N c. in an extremely cold climate N d. None of the above 1493: A new liferaft has been installed on your vessel. The operating cord should be __________.
Y a. attached to the raft stowage cradle or to a secure object nearby with a weak link N b. checked to see that it's unattached N c. coiled neatly on the raft container N d. faked on deck and lead through a chock 1524: A U.S. merchant vessel in ocean service is NOT subject to the requirements of Annex V to MARPOL 73/78 __________.
N a. outside of 25 nautical miles from nearest land N b. outside of the navigable waters of the United States N c. in the waters of those countries not signatory to MARPOL Y d. A U.S. vessel in ocean service is ALWAYS subject to MARPOL. 1808: Which of the listed functions is the purpose of a gas scrubber in an inert gas generation system?
Y a. Cools the inert gas. N b. Maintains the oxygen content at 5% by volume. N c. Bleeds off static electricity in the inert gas. N d. Maintains flow to the water seal on the gas main. 2011: What is the action that a GMDSS Radio Operator should take when a DSC distress alert is received?
N a. No action is necessary, as the DSC control unit will automatically switch to the NBDP follow-on communications frequency. Y b. The operator should immediately set continuous watch on the radiotelephone frequency that is associated with the frequency band on which the distress alert was received. N c. The Operator should immediately set continuous watch on VHF channel 70. N d. The Operator should immediately set continuous watch on the NBDP frequency that is associated with the frequency band on which the distress alert was received. 2050: You have 160 tons of below deck tonnage and 300 tons of above deck cargo on board. You must load 110 tons of liquid mud below deck. How much more deck cargo can you load? (See illustration D036DG, stability letter for M.V. Hudson.) (D036DG )
Y a. 55 tons N b. 99 tons N c. 140 tons N d. 360 tons 2055: What agency issues the Ship Station license for the VHF marine radio on a mobile offshore drilling unit?
N a. U.S. Coast Guard N b. Department of Transportation N c. Federal Broadcast Authority Y d. Federal Communications Commission 2162: Which tank barges require draft marks?
N a. Tank barges over 50 GT N b. Tank barges over 100 GT N c. Notch barges over 1000 GT Y d. All tank barges 2238: Which system has the least effective radius of operation?
N a. HF SITOR N b. MF NBDP Y c. VHF DSC N d. NAVTEX 2397: Proper GMDSS watchkeeping includes __________.
N a. monitoring all required frequencies in the proper mode N b. reading all displays and/or printouts after silencing an alarm N c. notifying the Master of any distress alerts Y d. All of the above 2452: Your vessel's drafts are: FWD 22'-03", AFT 22'-09"; and the KG is 23.2 feet. What is the righting moment when the vessel is inclined to 30°? (Use the reference material in Section 1, the blue pages, of the Stability Data Reference Book)
N a. 20,790 foot-tons N b. 22,200 foot-tons Y c. 25,520 foot-tons N d. 28,080 foot-tons 2499: What is an example of a grade B flammable liquid?
N a. Allyl alcohol N b. Phenol N c. Acetaldehyde Y d. Carbon disulfide 2649: Vinyl chloride reacts dangerously with __________.
N a. alkalies Y b. concentrated nitric acid N c. saltwater N d. organic acids 2918: Which statement is TRUE concerning the ventilation of engine and fuel tank compartments on uninspected towing vessels using fuel with a flash point of 100°F? (Uninspected Vessel Regulations)
N a. There shall be at least 3 ventilator ducts open to the atmosphere. Y b. At least one exhaust duct shall extend from the open atmosphere to the lower portion of the bilge. N c. At least one intake duct shall extend from the open atmosphere to the lower portion of the bilge. N d. Only vessels using fuel with a flash point above 110°F need ventilate engine and fuel compartments. 2979: Which vessel is required to carry a Category I, 406 MHz EPIRB installed to automatically float free and activate? (small passenger vessel regulations)
N a. A vessel operating exclusively on inland waters N b. A vessel limited to 20 miles offshore, which carries a radiotelephone on board Y c. A vessel operating on the high seas or beyond 3 miles from the coastline of the Great Lakes N d. A vessel limited to 100 miles offshore 3016: Hand held red flares expire 42 months from the date of manufacture. Floating orange smoke distress signals expire after how many months?
N a. 18 months N b. 24 months Y c. 42 months N d. 60 months 3097: When retrieving the survival craft, the winch operator should stop the winch and check __________.
N a. that all personnel are seated in the craft Y b. that the cable has not jumped any grooves on the drum N c. which way the wind is blowing N d. the hydraulic fuel level before lifting 3199: You are towing a 1,000 GT gasoline tank barge which is not gas free. By regulation, cargo tank hatches, ullage holes, and Butterworth plates on the barge may __________.
N a. not be open without flame screens under any circumstances N b. be open without flame screens in good weather from 16 May to 15 September N c. be open without flame screens when the barge is empty Y d. be open without flame screens under the supervision of the senior crew member on duty 3234: The abandon ship signal is __________.
N a. a continuous ringing of general alarm bells for at least 10 seconds N b. a continuous ringing of the general alarm, and sounding of the ship's whistle Y c. more than 6 short blasts and 1 long blast of the ship's whistle and the same signal on the general alarm bells N d. a continuous sounding of the ship's whistle 3235: A MODU displacing 28,000 long tons has a KG of 60 feet. A weight of 500 long tons is added at a VCG of 150 feet. The change in KG is __________.
N a. 1.09 feet N b. 1.60 feet Y c. 1.58 feet N d. 2.73 feet 3304: If your passenger vessel has been issued a stability letter, it must be __________.
N a. filed in the ship's office N b. posted in a passenger area N c. posted adjacent to the Certificate of Inspection Y d. posted in the pilothouse 3363: What must be carried out in order to manually launch an inflatable liferaft not designed for float-free operation?
N a. It will be easily launched by simply breaking the weak link. Y b. Depress the hydrostatic release button. N c. It is easily launched by cutting the container securing straps. N d. It is only necessary to attach the weak link to the vessel. 3511: The lightweight transverse moments for the DEEP DRILLER are __________.
N a. 680,914 ft-long tons N b. 9,733 ft-long tons Y c. -5,937 ft-long tons N d. 000 ft-long tons 3580: How should the letter "V" be pronounced when spoken on the radiotelephone?
Y a. VIK TAH N b. VIC TO RE N c. VIX TOO RE N d. VEE 3583: 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-0142
N a. 2.6 feet N b. 2.8 feet N c. 3.1 feet Y d. 4.3 feet 3659: Using the Guidance Manual for Loading the M.V. Grand Haven, determine the amount of ballast required in tank No. 1 (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 43 lbs.
Y a. 23 tons each N b. 50 tons each N c. 75 tons each N d. 150 tons each 3708: If the patient vomits during mouth-to mouth resuscitation, the rescuer should FIRST __________.
N a. ignore it and continue mouth-to-mouth ventilation N b. pause for a moment until the patient appears quiet again, then resume ventilation mouth-to-mouth N c. switch to mouth-to-nose ventilation Y d. turn the patient's body to the side, sweep out the mouth and resume mouth-to-mouth ventilation 3814: If you are forced to abandon ship in a rescue boat, you should __________.
Y a. remain in the immediate vicinity N b. head for the nearest land N c. head for the closest sea-lanes N d. vote on what to do, so all hands will have a part in the decision 3933: On the DEEP DRILLER, the drill water pump may be used to supplement the bilge pumps. Its normal pumping rate is __________.
N a. 250 gallons per minute N b. 350 gallons per minute Y c. 500 gallons per minute N d. 700 gallons per minute 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 4293: Preloading tests the soil to the vertical leg reaction that would be imposed by __________.
N a. static forced and drilling loads N b. a severe storm Y c. the design storm N d. environmental forces 4471: A severe storm threatens the COASTAL DRILLER, and a decision is made to evacuate the unit. If practical, all non-essential personnel should be off the unit in advance of the storm's predicted arrival by __________.
N a. 12 hours N b. 24 hours N c. 36 hours Y d. 48 hours 4495: The COASTAL DRILLER is in transit at a draft of 10.5 feet. It discharges 216.43 kips of weight. What is the new draft?
N a. 10.7 feet N b. 10.3 feet N c. 10 feet 8 inches Y d. 10 feet 4 inches 5353: When preloading the COASTAL DRILLER, the maximum total weight shall not exceed __________.
Y a. 21,497 kips N b. 21,297 kips N c. 17,700 kips N d. 14,400 kips 5455: What percentage of the breaking strength is the generally accepted safe operating load of an anchor cable?
N a. 10% N b. 25% Y c. 35% N d. 50% 5653: On a semisubmersible drilling unit, decreasing riser tension increases __________.
N a. free surface moments N b. KM Y c. GM N d. KG 5955: After using a CO2 extinguisher on a MODU, it should be __________.
N a. put back in service if some CO2 remains N b. hydrostatically tested N c. retagged Y d. recharged 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 6684: The SS AMERICAN MARINER has drafts of: FWD 19'-04", AFT 21'-02". Use the white pages of the Stability Data Reference Book to determine the drafts if you ballast the forepeak with 68 tons of seawater.
N a. FWD 19'-09.7", AFT 20'-10.0" Y b. FWD 19'-11.1", AFT 20'-09.4" N c. FWD 19'-11.7", AFT 20'-08.8" N d. FWD 20'-00.3", AFT 20'-08.2" 6792: All portable fire extinguishers must be capable of being __________.
Y a. carried by hand to a fire N b. carried or rolled to a fire N c. recharged in the field N d. used on class "B" fires 8643: The analysis of damaged stability for the DEEP DRILLER, disregards the beneficial effects of countermeasures and __________.
N a. horizontal area of the platform N b. vertical area of the platform N c. wind strength Y d. mooring system 9317: Which statement is CORRECT with respect to inserting an airway tube?
Y a. Only a trained person should attempt to insert an airway tube. N b. A size 2 airway tube is the correct size for an adult. N c. The airway tube will not damage the victim's throat. N d. Inserting the airway tube will prevent vomiting. 9375: After extinguishing a paint locker fire using the fixed CO2 system, the next action is to have the space __________.
N a. opened and burned material removed Y b. left closed with vents off until all boundaries are cool N c. checked for oxygen content N d. doused with water to prevent reflash 9454: If water is rising in the bilge of a lifeboat, you should FIRST __________.
N a. abandon the survival craft N b. check for cracks in the hull N c. shift all personnel to the stern Y d. check the bilge drain plug 9543: Stable equilibrium for a vessel means that the metacenter is __________.
N a. at a lower level than the baseline N b. on the longitudinal centerline Y c. higher than the center of gravity N d. at amidships