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.
66: The galley on your cargo vessel has an area of 2,900 square feet. What will fulfill the requirements for fire protection?
N a. One B-I extinguisher N b. One B-II extinguisher Y c. One B-II and one C-II extinguisher N d. One B-V extinguisher 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 112: Your small vessel is broken down and rolling in heavy seas. You can reduce the possibility of capsizing by __________.
Y a. rigging a sea anchor N b. constantly shifting the rudder N c. moving all personnel forward and low N d. moving all personnel aft 126: Which portable fire extinguisher is classified as a type B-III extinguisher?
N a. 12 gallon soda acid N b. 20 gallon foam N c. 30 pound carbon dioxide Y d. 20 pound dry chemical 254: If you wanted to ask a nearby vessel if he had a doctor on board, you would hoist the flag signal __________.
Y a. AM N b. AL N c. AN 1 N d. MA 348: A man has suffered a burn on the arm. There is a reddening of the skin but no other apparent damage. Using standard MEDICAL terminology, this is a __________.
N a. Minor burn N b. Superficial burn N c. Extremity burn Y d. First-degree burn 607: The "Vessel Bridge-to-Bridge Radiotelephone Act" applies to which towboat?
N a. A 100 GT towboat, 24 feet in length N b. A 90-foot towboat tied to the pier Y c. A 60-foot towboat pushing ahead N d. A 400 GT towboat anchored 928: A fire in the radio transmitter would be of what class?
N a. A N b. B Y c. C N d. D 987: Which extinguishing agent will cool down a heated bulkhead in the least amount of time?
N a. Water stream Y b. Water fog or spray N c. Steam N d. Dry chemical 1014: Which signal would be used by a shore rescue unit to indicate "Landing here highly dangerous"?
N a. The firing of a white star signal Y b. Horizontal motion with a white flag N c. Vertical motion of a white light N d. Code letter "K" by blinker light 1056: U.S.C.G. approved buoyant work vests are considered to be items of safety equipment and may be worn by members of the crew __________.
N a. in lieu of life preservers during fire drills N b. in lieu of life preservers during boat drills N c. in lieu of life preservers during an actual emergency Y d. when carrying out duties near a weather deck's edge 1222: After each reading of an oxygen indicator, the instrument should be purged with __________.
N a. CO2 Y b. fresh air N c. the tested compartment's air N d. water 1300: Blocks and falls used as lifeboat gear must be designed with a minimum safety factor of __________.
N a. 4, based on the breaking strength N b. 5, based on the maximum allowable stress Y c. 6, based on the maximum working load N d. 8, based on the normal working load 1581: When using the oxygen indicator, which reaction from the needle should you expect as a sample is drawn into the instrument?
N a. Rise to the correct reading and then, slowly fall to zero as the oxygen in the sample is consumed Y b. Move back and forth and finally stabilize at the correct reading after about 10 seconds N c. Rise to the correct reading immediately and then rise slowly to a false reading as the operating temperature increases N d. Slowly rise to the correct reading and then remain stationary 1637: Which is a disadvantage of Halon as a fire extinguishing medium?
N a. Conducts electricity N b. Difficult to store N c. Large volume necessary to be effective Y d. Ineffective in powdered metal fires 1777: The transfer procedures required to be followed on tankships shall contain __________.
N a. a list of each port of discharge Y b. a line diagram of the vessel's transfer piping N c. a current crew list N d. the duties by name of each person in charge required for each transfer operation 1859: The parts of the sail shown are correctly labeled EXCEPT the __________. (D003SL )
N a. head N b. leach Y c. luff N d. tack 1984: You have 550 tons of below deck tonnage including liquid mud. Your existing deck cargo is 120 tons with a VCG above the deck of 2.6 feet. What is the maximum additional deck cargo tonnage you are permitted to load? (See illustration D036DG, stability letter for M.V. Hudson) (D036DG )
N a. 20 tons N b. 60 tons Y c. 120 tons N d. 240 tons 2146: Aboard damaged vessels, the MOST important consideration is preserving __________.
N a. bilge pumping capacity Y b. reserve buoyancy N c. level attitude N d. instability 2395: A negative metacentric height __________.
Y a. should always be immediately corrected N b. will always cause a vessel to capsize N c. always results from off-center weights N d. All of the above are correct 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 2616: According to the Chemical Data Guide, the flash point for motor gasoline is __________.
Y a. -40°F N b. 100°C N c. 199°C N d. 495°F 2643: Stanchions prevent the entire deck load on a MODU from being carried by the __________.
N a. bulkheads N b. stringers Y c. frames and beam brackets N d. deck longitudinals 2680: You are loading benzyl chloride and a small quantity spills on deck. According to the Chemical Data Guide, which of the following may be used as a substitute for water for the cleanup procedure?
N a. Alcohol N b. Sodium bisulfite Y c. Sodium carbonate N d. Soda ash solution 2715: The certificate of inspection of a MODU will specify the __________.
Y a. number of licensed personnel required on board N b. maximum load line draft N c. maximum water depth for drilling N d. next date for an inclining experiment 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" 2815: A vessel heading WNW is on a course of __________.
N a. 270.0° Y b. 292.5° N c. 315.0° N d. 337.5° 2955: For a floating MODU, the center of buoyancy and the metacenter are in the line of action of the buoyant force __________.
N a. only when there is positive stability N b. only when there is negative stability N c. only when there is neutral stability Y d. at all times 2982: The SS AMERICAN MARINER is ready to bunker with drafts of FWD 11'-01", AFT 15'-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-0091
N a. 1.20 feet N b. 0.92 foot Y c. 0.73 foot N d. 0.61 foot 3015: An inclined semisubmersible with a very short rolling period about a constant angle of list is likely to have __________.
Y a. an off-center TCG N b. an LCG greater than level vessel LCB N c. a negative GM N d. excessive free surfaces 3067: The canopy of your liferaft should __________.
Y a. go into place as your liferaft is inflated N b. be put up after everyone is aboard N c. be put up only in severe weather N d. be used as a sail if the wind is blowing 3112: An 85 foot uninspected towing vessel with a crew of ten (10) persons on board must carry at LEAST __________. (Uninspected Vessel Regulations)
N a. 10 approved ring life buoys and 10 approved life preservers N b. 10 approved work vests Y c. 10 approved life jackets and 1 approved ring life buoy N d. 11 approved life preservers 3115: For a MODU with transverse inclination, an increase in GMT causes __________.
N a. list to stabilize at an angle of loll Y b. list to decrease N c. trim to decrease N d. list to increase 3131: Damage stability of a MODU is the stability __________.
N a. which exists when the wind speed is less than 50 knots N b. before collision Y c. after flooding N d. at survival draft 3143: The instructions for rescue boats and liferafts on an OSV must be approved by the __________.
N a. lease operator N b. Minerals Management Service Y c. Coast Guard N d. person-in-charge of the unit 3209: In the illustration shown, the floating sheath knife is indicated as item number __________. (D014SA )
Y a. 2 N b. 8 N c. 13 N d. 16 3258: Assuming that the recommended hatch loading sequence is followed, how many long tons of iron ore may be loaded through hatch No. 20 while using a single belt loader to arrive at a desired mean keel draft of 24'-10"? (Use the Guidance Manual for Loading M.V. GRAND HAVEN.)
N a. 1540 tons N b. 1590 tons Y c. 1645 tons N d. 1670 tons 3470: According to the regulations for lifeboat falls, which action must be taken with the falls no later than 5-year intervals?
N a. Proof tested N b. End-for-ended Y c. Renewed N d. Weight tested 3670: On a passenger vessel with stateroom accommodations, which space would NOT be required to be checked by the patrol between 10 pm and 6 am?
N a. galley N b. public spaces with an automatic fire detection system Y c. pilothouse N d. weather decks 3695: In storm conditions, when the environmental conditions are such that the DEEP DRILLER has disconnected the marine riser, the two leeward mooring lines should be __________.
N a. tightened N b. slacked slightly Y c. completely slacked N d. adjusted to give the same line tensions as the windward lines 3730: The symptoms of heat exhaustion are __________.
N a. slow and strong pulse N b. flushed and dry skin N c. slow and deep breathing Y d. pale and clammy skin 3922: You have abandoned ship and are in an inflatable raft that has just inflated. You hear a continuous hissing coming from a fitting in a buoyancy tube. What is the cause of this?
N a. The saltwater is activating the batteries of the marker lights on the canopy. N b. The inflation pump is in automatic operation to keep the tubes fully inflated. N c. A deflation plug is partially open allowing the escape of CO2. Y d. Excess inflation pressure is bleeding off and should soon stop. 3986: A fire is discovered in the bow of your vessel while making way. The wind is from ahead at 35 knots. You should __________.
N a. remain on course and hold speed N b. remain on course but slack the speed N c. change course to put the wind on either beam and increase speed Y d. change course and put the stern to the wind 4170: The color of the signal flares sent up by a submarine surfacing from periscope depth is __________.
N a. yellow N b. red N c. green Y d. white 4331: On the COASTAL DRILLER, a noticeable increase in the level indicator while extracting the legs from the soil indicates __________.
N a. the legs are free Y b. one or two legs are stuck N c. a punch-through is occurring N d. the legs are being extracted through a punch-through soil layer 4537: What is the weight in long tons of 180 barrels of 15 pound per gallon drilling mud?
N a. 522.67 long tons Y b. 50.63 long tons N c. 34.84 long tons N d. 3.38 long tons 4573: The total leg load reactions on an independent leg, self-elevating unit include static and __________.
Y a. environmental loading N b. variable loading N c. fixed loading N d. basic loading 4785: What should you do with your emergency position indicating radio beacon if you are in a liferaft in a storm?
Y a. Bring it inside the liferaft and leave it on. N b. Bring it inside the liferaft and turn it off until the storm passes. N c. Leave it outside the liferaft and leave it on. N d. Leave it outside the liferaft but turn it off. 5085: A mobile offshore drilling unit must display obstruction lights when it is on the waters over the Outer Continental Shelf and is __________.
N a. under tow Y b. fixed to the seabed N c. underway N d. All of the above 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 6507: Especially in adverse weather, risk of collision with an offshore supply vessel increases when the vessel is moored to what side of the unit?
Y a. Upwind N b. Downwind N c. Crosswind N d. Downcurrent 7307: All VHF marine band radios operate in the simplex mode, which means that __________.
Y a. only one person may talk at a time N b. only two persons may talk at the same time N c. the radio only transmits N d. the radio only receives 7371: The condition where a MODU on the end of a tow line is riding a wave crest at the same time as its tug rides a wave crest is known as riding in __________.
N a. synchronism N b. harmony N c. check Y d. step 8303: On a MODU, if there is a probability of encountering H2S during the drilling of a well, air movers (bug blowers) should be installed to dilute concentration of H2S at the __________.
N a. pipe rack N b. crown block Y c. shale shaker N d. All of the above 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 8421: If an engine shuts down due to high jacket water temperature, what action should be taken?
N a. Open crankcase explosion covers Y b. Allow engine to cool gradually N c. Slowly add cool water to the expansion tank N d. Back flush the cooling water system 8605: On offshore drilling units, the lifeboat motors shall be operated in the ahead and astern position at least once each __________.
N a. day Y b. week N c. month N d. year 8761: The full period of motion of the DEEP DRILLER while tripping is 7 seconds and the maximum pitch angle as seen on the inclinometers is 4°. From the standpoint of critical motion, the motion is __________.
N a. unsatisfactory, place setback in the pipe racks N b. satisfactory, continue tripping Y c. unsatisfactory, deballast to survival draft N d. satisfactory, but prepare to hang off 9365: When flammable liquids are handled in a compartment on a vessel, the ventilation for that area should be __________.
Y a. operated continuously while vapors may be present N b. operated intermittently to remove vapors N c. available on standby for immediate use N d. shut down if an explosive mixture is present 9397: CATEGORY I EPIRB's transmit on frequencies that are monitored by __________.
Y a. orbiting satellites in space N b. commercial radio stations N c. private, commercial, and military aircraft N d. Both A & C