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.
180: Which is TRUE of a "stiff" vessel?
N a. It has a small GM. N b. It pitches heavily. N c. It has an unusually high center of gravity. Y d. Its period of roll is short. 186: Fire hose stations shall be marked in red letters and figures such as Fire Station No. "1", "2", "3", etc. The height of the letters and figures must be at least __________.
N a. 1/2 inch N b. 1 inch N c. 1-1/2 inches Y d. 2 inches 229: Fuel oil tank vents are fitted with a screen which will stop __________.
N a. oil from flowing out of the tank vent N b. air from entering the tank vent N c. vapors from leaving the tank vent Y d. flames on deck from entering the tank vent 329: Which statement about the free surface effect is TRUE?
Y a. It has the same affect on initial stability whether the tank is 75% full or 25% full. N b. The free surface effect usually increases at angles of heel above 25°. N c. The effect increases if the tank is off the centerline. N d. The effect can be reduced by shifting weights vertically. 568: On a small passenger vessel, if an inlet or discharge pipe is not accessible, its shut off valve __________.
N a. must be operable from the weather deck N b. may be operable from any accessible location above the bulkhead deck N c. must be labeled at its operating point to show its identity and direction of closing Y d. All of the above 696: For each person it is certified to carry, a lifeboat on an oceangoing passenger vessel must be provided with all of the following EXCEPT __________.
N a. 3 liters of water N b. 1 unit of provisions N c. 1 seasickness kit Y d. 1 life preserver 866: The number of rowing oars that must be carried in a motor-propelled open lifeboat on a cargo vessel is __________.
N a. determined by the Master N b. specified by the Coast Guard Y c. specified by the manufacturer N d. None 889: Small quantities of flammable liquids needed at a work site should be __________.
N a. used only under the supervision and direction of a ship's officer N b. tightly capped and stowed with other tools near the job site when securing at the end of the day N c. used only when a pressurized fire hose is laid out ready for immediate use Y d. in a metal container with a tight cap 901: 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% N b. replaced in its proper location if weight loss is no more than 25% Y c. labeled empty and recharged as soon as possible N d. labeled empty and replaced in its proper location regardless of weight 1340: When compared to a high-expansion foam, a low-expansion foam will __________.
N a. be dryer N b. be lighter N c. be less heat resistant Y d. not cling to vertical surfaces 1358: Which extinguishing agent is best for use on a magnesium fire?
N a. Water Y b. Sand N c. CO2 N d. Dry chemical 1525: You are reading the draft marks. The top 2 inches of number "9" are visible above the waterline. What is the draft? (D032DG )
N a. 8'-10" N b. 9'-02" Y c. 9'-04" N d. 9'-08" 1533: Which statement is TRUE?
N a. You need not keep a record of ground garbage dumped into the sea more than 25 miles offshore. N b. You need not keep a record of garbage incinerated on the ship. N c. You must keep a record of the approximate weight of the garbage dumped. Y d. You must keep a record of garbage discharged in port to a shore facility. 1923: Except as provided by approved special examinations, each offshore drilling unit must be dry-docked at least once during every __________.
N a. 12 month period N b. 18 month period Y c. 24 month period N d. 36 month period 1987: When a fire drill is conducted on a mobile offshore drilling unit, the designated person in charge must ensure that __________.
Y a. all personnel report to their stations N b. each hose is brought to full pressure at the nozzle N c. at least three portable extinguishers are activated N d. All of the above 2009: Your vessel measures 114 feet long by 16 feet in beam. If the natural rolling period at a draft of 5'-06" is 6 seconds, what is the GM?
Y a. 1.38 feet N b. 1.53 feet N c. 1.76 feet N d. 1.98 feet 2018: When can routine communications be resumed on a frequency or channel on which radio silence has been imposed?
N a. After determining that the frequency or channel appears to be no longer in use N b. After determining that geographic distance from the distress situation will prohibit any other signal from interfering with emergency communications Y c. After the Rescue Coordination Center transmits a message on the frequency or channel being used for emergency communications stating that such traffic has concluded N d. Routine communications can resume if, in the Master's opinion, communications on that frequency or channel will not interfere with emergency communications. 2048: Your drafts are: FWD 6'-02", AFT 6'-08". From past experience, you know that the vessel will increase her draft 1 inch for every 6 tons loaded. There is rig water on board and 23 tons of deck cargo. How many more tons of cargo can be loaded and still maintain the same trim? (D037DG )
Y a. 6 tons N b. 12 tons N c. 18 tons N d. 24 tons 2451: The end of the joint with the exterior threads is called the __________.
Y a. pin N b. stem N c. box N d. stand 2474: Your vessel's drafts are FWD 19'-03", AFT 21'-07". Use the information in Section 1, the blue pages, of the Stability Data Reference Book to determine the final drafts if 142 tons of cargo are loaded 86 feet forward of amidships.
N a. FWD 18'-09", AFT 21'-04" N b. FWD 18'-10", AFT 21'-01" N c. FWD 19'-10", AFT 21'-08" Y d. FWD 19'-11", AFT 21'-04" 2475: Your fishing vessel is required to have a compass. It must also have a(n) __________.
Y a. deviation table N b. radar reflector N c. electronic position-fixing device N d. copy of the Sailing Directions 2495: A series of trays with sieves that vibrate to remove cuttings from the circulating fluid in rotary drilling operations is called the __________.
Y a. shale shaker N b. settling pit N c. desilter N d. desander 2623: Between the side frames on a MODU, support for the deck beams is provided by __________.
Y a. stanchions N b. brackets N c. web frames N d. deck stringers 2764: If you wear extra clothing when entering the water after abandoning ship it will __________.
N a. weigh you down Y b. preserve body heat N c. reduce your body heat N d. make it more difficult to breathe 2811: A vessel heading SW is on a course of __________.
N a. 202.5° Y b. 225.0° N c. 247.5° N d. 270.0° 2818: Your vessel assumes an angle of loll of 10° after loading a deck cargo. The drafts are: FWD 15'-11", AFT 16'-06". Use the information in Section 1, the blue pages, of the Stability Data Reference Book to determine the negative GM.
N a. -1.3 feet N b. -0.9 foot N c. -0.6 foot Y d. -0.3 foot 2941: The existence of liquids in partially full tanks or compartments of a MODU causes a virtual rise in the height of the __________.
N a. metacenter N b. center of buoyancy N c. center of flotation Y d. center of gravity 3056: The service use of pyrotechnic distress signals measured from the date of manufacture shall be limited to a period of __________.
N a. 24 months N b. 36 months Y c. 42 months N d. 60 months 3090: Which statement is TRUE concerning spare charges for portable fire extinguishers on unmanned tank barges?
N a. Spare charges shall be carried for at least 50 percent of each size and variety required on board. N b. If the unit cannot be charged by the vessel's personnel, one spare unit shall be carried in lieu of spare charges. N c. Spare charges shall be stowed in watertight containers on deck. Y d. Regulations concerning spare charges do not apply to unmanned barges. 3138: 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 29'-06"? (Use the Guidance Manual for Loading M.V. GRAND HAVEN.)
N a. 1550 tons Y b. 2920 tons N c. 3010 tons N d. 3515 tons 3455: A semisubmersible, 200 feet in length between draft marks with the LCF 10 feet aft of amidships, records the following drafts: Port Forward 74'-09"; Port Aft 78'-09"; Starboard Forward 69'-09"; and Starboard Aft 73'-09". What is the list?
N a. -1.0 foot N b. -2.5 feet Y c. -5.0 feet N d. -10.0 feet 3508: Except in rare cases, it is impossible to extinguish a shipboard fire by __________.
N a. interrupting the chain reaction N b. removing the heat N c. removing the oxygen Y d. removing the fuel 3524: Each fireman's outfit and its spare equipment on a tankship must be stowed in a(n) __________.
N a. locked cabinet in the machinery space N b. unlocked cabinet in the machinery space Y c. separate and accessible location N d. location near a fire hydrant 3615: The DEEP DRILLER is moored in 700 feet of water. The tension on anchor line #3 is 200 kips. What is the vertical component of chain tension for that line?
N a. 59.1 long tons Y b. 60.9 long tons N c. 89.3 long tons N d. 487.2 long tons 3715: The necessity for administering artificial respiration may be recognized by the victim's __________.
N a. vomiting Y b. blue color and lack of breathing N c. irregular breathing N d. unconscious condition 3739: Which procedure should NOT be done for a person who has fainted?
N a. Revive the person with smelling salts. N b. Loosen the clothing. N c. Lay the person horizontally. Y d. Give pain reliever. 3911: For the DEEP DRILLER, it is recommended that the number of lower-hull ballast tanks with free surfaces be less than __________.
N a. 2 N b. 4 Y c. 6 N d. 8 4086: What signal flag is the "Pilot Flag" ("I have a pilot on board")?
N a. "P" N b. "C" Y c. "H" N d. "Z" 4089: Which piece of navigational safety equipment is NOT required on towing vessels over 12 meters in length, provided that the vessel remains within the navigable waters of the U.S.?
N a. VHF-FM radio(s) Y b. LORAN-C or GPS receiver N c. Charts or maps of the areas to be transited N d. Searchlight 4105: The DEEP DRILLER is loaded as shown in the Sample Load Form #2 (Ballasting to Survival). What is the shift in LCG if 100.76 long tons of ballast are added to Ballast Tank #8S to replace the discharge of all bulk materials?
Y a. 0.06 foot aft N b. 0.14 foot aft N c. 0.27 foot aft N d. 0.40 foot aft 4164: The color of the signal flares sent up by a submarine about to surface from periscope depth is __________.
Y a. white N b. yellow N c. red N d. green 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 4228: You are loading in a port subject to the tropical load line mark and bound for a port subject to the winter load line mark. You will enter the summer zone after steaming one day, and you will enter the winter zone after a total of eight days. You will consume 36 tons of fuel, water, and stores per day. The hydrometer reading at the loading pier is 1.002, and the TPI is 47. What is the minimum freeboard required at the start of the voyage? (Get Table Data)
N a. 71.0 inches Y b. 72.7 inches N c. 79.5 inches N d. 81.0 inches 4279: Your vessel is greater than 100 GRT and carries more than 12 passengers. In addition to the licensed deck officer in the pilothouse, there should be on watch an additional crew member __________.
N a. on lookout on the fore deck N b. on the bridge wing N c. always in the pilothouse Y d. in or near the pilothouse 4337: The COASTAL DRILLER, following discharge of preload, should __________.
N a. leave dump valves open Y b. close all dump valves N c. remove dump valves N d. replace dump valves 4557: The sounding level of 12 lb. per gallon mud in mud pit 1S of the COASTAL DRILLER is 5.5 feet. What is the weight of the mud?
N a. 104.53 kips Y b. 114.37 kips N c. 116.45 kips N d. 127.41 kips 4647: What is the increase in transverse moments for the Coastal Driller if 2.0 feet of drill water is transferred from a full drill water tank #23 to an empty drill water tank #6?
Y a. 4783 foot-kips N b. 3446 foot-kips N c. 2109 foot-kips N d. 1234 foot-kips 5603: The full period of motion of the DEEP DRILLER while in transit is 7 seconds and the maximum pitch angle as seen on the inclinometers is 4 degrees. From the standpoint of critical motion, the motion is __________.
N a. unsatisfactory, change course and speed Y b. satisfactory, continue transit N c. unsatisfactory, ballast to survival draft N d. unsatisfactory, place unit in standby 5645: On a semisubmersible drilling unit, increasing riser tension reduces __________.
N a. list N b. KM N c. KG Y d. GM 6496: In a water-tube marine type boiler, after the steam leaves the generating tubes, in what part of the boiler is temperature of the steam increased?
N a. Mud drum Y b. Superheater N c. Economizer N d. Firebox 6791: At the required fire drill conducted aboard a MODU, all persons must report to their stations and demonstrate their ability to perform the duties assigned to them __________.
N a. by the toolpusher Y b. in the Muster List ("Station Bill") N c. by the person conducting the drill N d. at the previous safety meeting 6897: Who shall insure that all records required by regulations are retained on board a mobile offshore drilling unit involved in a casualty?
N a. Officer in Charge, Marine Inspection Y b. Owner N c. Pilot N d. Engineer 6913: According to regulations, a Master or person in charge of a MODU is required to submit a report of a loss of life __________.
N a. only when it happens while underway N b. to the next of kin Y c. to the nearest Marine Safety or Marine Inspection Office N d. to the nearest coroner 7587: The geometric center of the underwater volume is known as the __________.
N a. center of flotation N b. tipping center N c. center of gravity Y d. center of buoyancy 7603: Initial stability refers to stability __________.
Y a. at small angles of inclination N b. when loaded with minimum deck load N c. when at transit draft N d. when GZ is zero 8163: The ship's drawings for use when the DEEP DRILLER is damaged are available in the __________.
N a. wheelhouse under glass N b. toolpusher's quarters N c. OIM's office Y d. ballast control room 8871: The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). Weather conditions make it necessary to ballast down to survival draft. It is decided to check the stability at the intermediate draft of 32 feet. If the added ballast has an average VCG of 9.03 feet, what is the new KG?
N a. 54.76 feet N b. 55.76 feet Y c. 57.22 feet N d. 57.76 feet 9001: The difference between the starboard and port drafts caused by shifting a weight transversely is __________.
Y a. list N b. heel N c. trim N d. flotation 9241: The DEEP DRILLER, while loaded as shown in the Sample Load Form #5, discharges 137.88 long tons. The resulting trim by the stern is 3 feet and list to port is 2 feet. What is the draft at the starboard forward draft mark?
Y a. 41 feet 6 inches N b. 42 feet 6 inches N c. 43 feet 6 inches N d. 44 feet 0 inches 9614: The normal designed CO2 storage tank temperature and pressure associated with a ship's low-pressure CO2 fixed fire extinguishing system is approximately __________.
N a. 0°F at 50 PSI N b. 70°F at 150 PSI Y c. 0°F at 300 PSI N d. 70°Fat 500 PSI