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.
5: Pollution of the waterways may result from the discharge of __________.
N a. sewage N b. the galley trash can N c. an oily mixture of one part per million Y d. All of the above 80: What represents the metacentric height? (D001SA )
N a. M Y b. GM N c. BM N d. GZ 153: If you reach shore in a liferaft, the first thing to do is __________.
Y a. drag the raft ashore and lash it down for a shelter N b. find some wood for a fire N c. get the provisions out of the raft N d. set the raft back out to sea so someone may spot it 272: Fire alarm system thermostats are actuated by __________.
N a. smoke sensors Y b. the difference in thermal expansion of two dissimilar metals N c. pressure loss due to air being heated N d. an electric eye which actuates when smoke interferes with the beam 452: When the handle of an all-purpose nozzle is in the forward position, the nozzle will __________.
N a. produce high-velocity fog N b. produce low-velocity fog N c. produce a straight stream Y d. shut off the water 519: A vessel must have at least two fireman's outfits aboard if she __________.
N a. is documented N b. is over 100 gross tons N c. is under foreign articles Y d. has more than 49 people aboard 521: On a vessel of 6,000 tons displacement there are two slack tanks of carbon tetrachloride (SG 1.6). Each tank is 40 feet long and 25 feet wide. What is the reduction in metacentric height due to free surface with the vessel in sea water (SG 1.025)?
N a. .39 ft Y b. .77 ft N c. .88 ft N d. .95 ft 726: On an oceangoing vessel, for each person a lifeboat (without desalting kits) is certified to carry, the boat must be supplied with __________.
N a. 2 pounds of condensed milk N b. a signaling whistle Y c. 3 liters of water N d. a life preserver 742: An advantage of an ABC dry chemical over a carbon dioxide extinguisher is __________.
N a. lack of toxicity Y b. the multipurpose extinguishing ability N c. burn-back protection N d. cooling ability 1011: Which vessel(s) is(are) required to comply with the vessel bridge-to-bridge radiotelephone regulations while navigating?
N a. All towing vessels 25 feet or less in length N b. All passenger vessels of 50 gross tons or less, carrying one or more passengers Y c. Power-driven vessels 20 meters in length or longer N d. An intermittently manned floating plant under the control of a dredge 1058: Which statement describes the relationship between flash point and auto-ignition temperature?
N a. Both are higher than normal burning temperatures. N b. The flash point is always higher. Y c. The ignition temperature is always higher. N d. They are not necessarily related. 1169: Your vessel's draft is 24'-06" forward and aft. The MT1 of your vessel is 1000 ft-tons. How many tons of cargo must be loaded in number 4 hold, which is 100 feet abaft the tipping center, if she is to have a 2 foot drag?
N a. 120 tons Y b. 240 tons N c. 300 tons N d. 480 tons 1214: An inflatable liferaft should be lifted back aboard the ship by using __________.
N a. the single hook at the top of the raft N b. two lines passed under the raft Y c. the towing bridle N d. All of the above 1242: The bosun has thrown the liferaft into the water before abandoning the vessel. The operating cord __________.
Y a. serves as a sea painter N b. detaches from the liferaft automatically N c. is used to rig the boarding ladder N d. is cut immediately as it is of no further use 1247: The BEST method of applying foam to a fire is to __________.
N a. spray directly on the base of the fire Y b. flow the foam down a nearby vertical surface N c. sweep the fire with the foam N d. spray directly on the surface of the fire 1545: Preventer bars are fitted on lifeboat releasing hooks to prevent __________.
N a. the falls from unhooking if the releasing gear is operated accidentally while the boat is being lowered N b. operation of the release lever until the boat is waterborne N c. the falls from rehooking after they have been released Y d. accidental unhooking when the falls become slack 1833: Batteries for VHF Survival Craft Transceivers must have sufficient capacity to operate for a minimum of __________.
N a. 4 hours N b. 6 hours Y c. 8 hours N d. 12 hours 1840: Your voyage planning indicates you will arrive at a waypoint in longitude 149°16.3'W at 0947 ZT on 3 March 1988. How should this date be entered into an AMVER report?
N a. 030947W Y b. 031947Z N c. 031947 88 N d. 03MAR1947Z 2125: Who should inspect and test an inflatable liferaft?
N a. The Chief Mate Y b. An approved servicing facility N c. Shipyard personnel N d. A certificated lifeboatman 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 2330: What is the purpose of a centerboard when sailing on a tack?
N a. To reduce heeling of the vessel N b. To add weight stability Y c. To reduce side slip of the vessel N d. To prevent the vessel from jibing 2335: What is required in addition to the heat, fuel, and oxygen of the fire triangle to have a fire?
Y a. Chain reaction N b. Electricity N c. Pressure N d. Smoke 2356: Your vessel's drafts are: FWD 22'-04", AFT 21'-06". Use the information in Section 1, the blue pages, of the Stability Data Reference Book to determine the final drafts if: (1) 300 tons are loaded 122 feet forward of amidships; (2) 225 tons are loaded 150 feet aft of amidships; and 122 tons of fuel are pumped 72 feet aft.
Y a. FWD 22'-11", AFT 22'-09" N b. FWD 23'-00", AFT 23'-00" N c. FWD 23'-02", AFT 23'-01" N d. FWD 23'-03", AFT 23'-05" 2371: What does the term "head" mean when applied to a fire pump?
N a. Length of the discharge pipe N b. Height of the discharge pipe Y c. Difference between the discharge and suction pressures N d. Sum of discharge and suction pressures 2412: Use the floodable length curve in Section 1, the blue pages, of the Stability Data Reference Book. If the curve represents 45 percent permeability and number 5 hold floods, the vessel will sink if the permeability exceeds what percent?
Y a. 66% N b. 70% N c. 74% N d. 79% 2608: 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-0071
N a. Available GM 6.3 ft N b. Available GM 5.7 ft N c. Available GM 5.3 ft Y d. Available GM 4.8 ft 2758: A vessel is equipped with cross-connected deep tanks. In which situation should the cross-connection valve be closed?
N a. The tanks lie above the waterline and are filled. N b. The tanks are partially filled with dry cargo. Y c. The tanks are partially filled with liquid cargo. N d. The tanks are filled and lie below the waterline. 2776: The lubber's line of a magnetic compass __________.
N a. always shows true north direction Y b. indicates the vessel's heading N c. is always parallel to the vessel's transom N d. is located on the compass card 2819: Distress flares and smoke signals are not required on vessels operating on short runs. A "short run" is limited to __________. (small passenger vessel regulation)
N a. water of less than 20 feet in depth N b. where land is always in sight N c. no more than 5 miles Y d. about 30 minutes away from the dock 2898: Painters on life floats shall be not less than __________. (small passenger vessel regulations)
N a. 20 feet in length N b. 30 feet in length N c. 70 feet in length Y d. 100 feet in length 3005: All vessels having a Certificate of Inspection and operating exclusively in salt water shall be dry-docked or hauled out __________. (small passenger vessel regulations)
N a. once in each calendar year N b. once in each fiscal year N c. at the time of each inspection Y d. at intervals not to exceed 2 years 3100: Portable fire extinguishers must be provided for the cargo tank area of an unmanned tank barge __________.
N a. only when fully loaded N b. if one or more tanks are full Y c. when transferring cargo N d. only when the barge is being towed 3231: A lifeline must be connected to the liferaft __________.
N a. at the bow N b. at the stern N c. in the middle Y d. all around 3335: Inflatable liferafts are provided with a __________.
N a. jackknife N b. towing connection N c. lifeline Y d. All of the above 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 3532: Your vessel's existing draft is FWD 19'-08", AFT 20'-04". Using the Guidance Manual for Loading M.V. GRAND HAVEN, determine the new draft if 840 long tons are loaded in No. 1 hatch.
N a. FWD 18'-08", AFT 21'-06" N b. FWD 18'-09", AFT 21'-07" N c. FWD 18'-11", AFT 21'-09" Y d. FWD 22'-00", AFT 19'-02" 3687: While drilling loaded as shown in Sample Load Form #4 (Drilling), the DEEP DRILLER suffers an unexpected but slowly increasing port and aft inclination. The wind and waves are light. This inclination could have been caused by __________.
N a. the failure of mooring lines 2 and 3 N b. the drilling crew dumping the mud N c. the drill string breaking Y d. ballast tanks equalizing into tank 10P 3925: Among the valves that must be opened on the DEEP DRILLER to pump bilge water out of the port pump room using both bilge pumps is valve __________.
N a. 26 N b. 28 N c. 36 Y d. 41 3943: On the DEEP DRILLER, to use the drill water pump to supplement the bilge pumps, it is necessary to open valves 28 and __________.
N a. 25 Y b. 26 N c. 29 N d. 48 3988: In the illustration shown, the weak link is item number __________. (D015SA )
Y a. 8 N b. 6 N c. 4 N d. 1 3988: In the illustration shown, the weak link is item number __________. (D015SA )
Y a. 8 N b. 6 N c. 4 N d. 1 4048: Fire protection and manning regulations for towing vessels state that the Master or person in charge must ensure that all crew members who have not participated in the drills or received the safety orientation _____________ .
N a. receive a safety orientation or view a videotape before the vessel gets underway N b. view a videotape on safety procedures within 48 hours of reporting for duty Y c. receive a safety orientation within 24 hours of reporting for duty N d. none of the above 4057: In the DEEP DRILLER, LCG is obtained from the sum of the longitudinal moments by __________.
N a. adding the free surface correction N b. subtracting the free surface correction N c. multiplying by displacement Y d. dividing by displacement 4196: You are bound from port A governed by the summer load line mark to port B also governed by the summer mark. The great circle track will take you into a zone governed by the winter mark. Which statement is TRUE?
N a. You cannot load beyond the summer mark at port A and must be at the winter mark upon arrival at port B. N b. You can only load to the winter mark plus any fresh water allowance and burnout to sea at port A. Y c. You must be at the winter mark when you enter the winter zone and cannot exceed the summer mark upon departing port A. N d. You can load so that upon arrival at the pier at port B your freeboard is equal to the summer mark less any fresh water allowance. 4458: Any firefighting equipment that is carried in addition to the minimum required must __________.
Y a. meet the applicable standards N b. be marked as additional equipment N c. be stowed in a separate area N d. All of the above 4485: The COASTAL DRILLER has a trim of 2.13 feet by the stern. The draft in sea water at the forward draft marks is observed to be 8.0 feet. The KMT is __________.
Y a. 153.73 feet N b. 160.42 feet N c. 179.41 feet N d. 203.97 feet 5163: The DEEP DRILLER is loaded as shown in the Sample Load Form #3 (Preparing to Drill). If all the liquid mud (see table 8) is dumped, what would be the new height of the longitudinal metacenter?
N a. 61.13 feet Y b. 61.19 feet N c. 61.22 feet N d. 62.94 feet 5354: You are scheduled to load 3200 tons of cargo, 45 tons of crew effects and stores and 323 tons of fuel. Use the blue pages of the Stability Data Reference Book to determine the vessel's mean draft in salt water.
N a. 17'-00" N b. 16'-10" N c. 16'-07" Y d. 16'-04" 6124: On a vessel of 7000 tons displacement, a tank 35 ft. long, 30 ft. wide and 4 ft. deep is half filled with fuel oil (S.G. 0.962) while the vessel is floating in saltwater (S.G. 1.026). What is the free surface constant for this tank?
Y a. 2,109 N b. 25,974 N c. 31,328 N d. 909,090 6305: When dragging of an anchor occurs, you must back it up with a piggyback (backing) anchor or __________.
N a. reduce the riser tension Y b. reposition it at a greater range N c. change the winch N d. change the anchor heading 6492: The SS AMERICAN MARINER has drafts of: FWD 16'-10", AFT 19'-04". Use the white pages of the Stability Data Reference Book to determine the drafts if you ballast the forepeak with 73 tons of seawater.
Y a. FWD 17'-05.8", AFT 18'-10.9" N b. FWD 17'-06.2", AFT 18'-10.4" N c. FWD 17'-06.8", AFT 18'-09.8" N d. FWD 17'-07.4", AFT 18'-09.2" 6681: On a MODU, a door that is required to be marked "KEEP CLOSED" is designed to __________.
N a. prevent the passage of flammable gases N b. prevent the passage of poisonous vapors N c. delay the spread of heat and flames Y d. maintain watertight integrity 7637: When a floating MODU inclines to an angle slightly less than the angle of loll, she will __________.
N a. capsize N b. incline less N c. flop to the other side Y d. return to the angle of loll 8773: The muster list shows each rig hand's muster station, his duties during abandonment, basic instructions, and __________.
Y a. all emergency signals N b. instructions for lowering the survival craft N c. the time each weekly drill will be held N d. work schedule 9255: A low pressure annular preventer which is used to direct flow of kick fluids away from the rig floor is called a __________.
N a. dump valve N b. deflector N c. separator Y d. diverter 9321: In battery charging rooms, exhaust ventilation should be provided __________.
N a. at the lowest point N b. near the batteries Y c. at the highest point N d. only when charging is in progress 9455: The original equilibrium position is stable when __________.
Y a. metacentric height is positive N b. metacentric radius is positive N c. KG exceeds maximum allowable limits N d. free surfaces are excessive 9553: When the height of the metacenter is greater than the height of the center of gravity, a vessel is in __________.
Y a. stable equilibrium N b. neutral equilibrium N c. unstable equilibrium N d. negative equilibrium 9642: The carbon dioxide cylinders of a fixed fire extinguishing system may be located inside the protected space, if the quantity of CO2 required to protect that space is not more than __________.
Y a. 300 pounds N b. 400 pounds N c. 500 pounds N d. 600 pounds 9704: Which of the following statements is/are TRUE in regard to Ro-Ro vessels' spaces which are "specially suitable for vehicles"?
N a. The spaces shall be fitted with an approved fire or smoke detecting system. N b. The spaces shall be fitted with an approved fixed fire extinguishing system. N c. The Commandant may permit the installation of an approved water sprinkler extinguishing system. Y d. All of the above