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.
281: The gross weight of a fully charged CO2 bottle in a fixed CO2 system is 220 lbs. When the bottle is empty it weighs 120 lbs. What is the minimum acceptable gross weight of the CO2 bottle before it should be recharged by the manufacturer?
N a. 200 lbs N b. 205 lbs Y c. 210 lbs N d. 220 lbs 393: A sea anchor is __________.
N a. a heavy anchor with an extra long line used to anchor in deep water Y b. a cone shaped bag used to slow down the wind drift effect N c. a pad eye to which the sea painter is made fast N d. made of wood if it is of an approved type 748: A fire has broken out on the stern of your vessel. You should maneuver your vessel so the wind __________.
N a. blows the fire back toward the vessel Y b. comes over the bow N c. comes over the stern N d. comes over either beam 770: A vessel is described as a two compartment vessel when it __________.
N a. has no more than two compartments N b. has two compartments in addition to the engine room N c. will sink if any two compartments are flooded Y d. will float if any two adjacent compartments are flooded 998: Fire extinguishers of sizes III, IV, and V are designated as __________.
N a. portable Y b. semi-portable N c. fixed N d. disposable 1081: All of the following are part of the fire triangle EXCEPT __________.
N a. heat N b. oxygen N c. fuel Y d. electricity 1103: A vessel is "listed" when it is __________.
Y a. inclined due to an off-center weight N b. inclined due to the wind N c. down by the head N d. down by the stern 1150: After the boat is at the top of the davit heads, the davit arms begin moving up the tracks and are stopped by the __________.
N a. hoist man Y b. limit switch N c. brake handle N d. preventer bar 1212: Ambient air, which you normally breathe, contains what percent of oxygen?
N a. 6% N b. 10% N c. 15% Y d. 21% 1582: You are off the coast of South Africa, when a seaman is injured. What indicator should be used in a message requesting medical advice from a South African station?
N a. DH MEDICO N b. XXX RADIOMEDICAL N c. MEDRAD Y d. PORT HEALTH 1593: When launching an open lifeboat by falls, the boathooks should be __________.
N a. secured forward and aft where readily available N b. secured amidships where they will not hinder the personnel Y c. used for fending off N d. used for picking up survivors in the water 1735: On a vapor control system, each vessel's vapor connection flange must have a __________.
N a. 6" reducer Y b. stud at least 1" long projecting from the flange face N c. pressure gauge permanently attached to the flange N d. hose saddle 1746: An on-board monitoring system, using level sensors permanently installed in each vessel compartment, will have a high level alarm set at not more than __________.
N a. 90% of compartment capacity Y b. 95% of compartment capacity N c. 97% of compartment capacity N d. 99% of compartment capacity 1771: The Sailing Plan, required by vessels participating in AMVER, should be sent __________.
N a. 24 hours prior to departure Y b. within a few hours before or after departure N c. 24 hours after departure N d. after the first position report 1878: The liquid mud tanks on your vessel measure 20'L by 18'B by 7'D. The vessel's displacement is 866 T and the specific gravity of the mud is 1.8. What is the reduction in GM due to 2 of these tanks being slack?
N a. 0.24 foot N b. 0.56 foot N c. 0.95 foot Y d. 1.12 feet 1963: How is a distress message normally initiated through INMARSAT?
N a. All INMARSAT units have a dedicated key that can be pressed for immediate action. N b. By adding the word "DISTRESS" in the first line of the message's preamble Y c. Certain INMARSAT units have a dedicated key that can be pressed for immediate action, while other systems provide menu-driven features. N d. By transmitting the distress message on the U.S. Coast Guard's dedicated monitoring channel. 2159: Your vessel displaces 528 tons. The existing cargo has a center of gravity of 2.9 feet above the deck and weighs 28 tons. If you load 14 tons of ground tackle with an estimated center of gravity of 9 inches above the deck, what is the final height of the CG of the deck cargo?
N a. 1.76 feet N b. 1.93 feet Y c. 2.18 feet N d. 2.43 feet 2170: You have approximately 60 tons of fish on deck. What will be the shift in the center of gravity after you shift the fish to the fish hold, a vertical distance of 8 feet? (total displacement is 960 tons)
N a. 0.6 foot Y b. 0.5 foot N c. 0.4 foot N d. 0.3 foot 2240: What is classified as a combustible liquid?
N a. Acetaldehyde N b. Ethyl alcohol N c. Carbon tetrachloride Y d. Tetraethylene glycol 2297: Each fire pump on a tankship must have a pressure gauge located at __________.
Y a. the pump discharge N b. the manifold connection N c. each fire station discharge N d. the pump station 2380: Access to a cargo pumproom on a tank vessel carrying grades A, B, C or D liquid cargoes shall be __________.
N a. at least 13.1 feet away from the galleys, living quarters or navigation spaces Y b. from the open deck N c. only from areas equipped with power ventilation systems N d. isolated from any part of the vessel which normally contains sources of vapor ignition 2488: If a crew member is exposed to phenol by way of skin or eye contact, you should IMMEDIATELY __________.
N a. administer oxygen N b. treat victim for shock Y c. flush skin and eyes with water N d. give victim stimulant 2543: The boom stops are installed on an offshore crane to __________.
Y a. prevent the boom from being raised too high N b. prevent the boom from swinging N c. support the boom when not in use N d. prevent the boom from being lowered 2710: Remote controls for quick-closing shut off valves are required in how many location(s)?
N a. 1 Y b. 2 N c. 3 N d. 4 2778: Your vessel's drafts are: FWD 24'-06", AFT 25'-04"; and the KG is 17.8 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the remaining righting arm at 75° inclination if the center of gravity is 2.5 feet off the centerline.
N a. 2.5 feet N b. 3.3 feet Y c. 5.4 feet N d. 9.7 feet 2801: How many B-II fire extinguishers must be in the machinery space of a 175-foot long fishing vessel propelled by engines with 2000 brake horsepower?
Y a. 2 N b. 3 N c. 4 N d. 5 2932: What is FALSE concerning the use of unicellular plastic foam work vests on small passenger vessels? (small passenger vessel regulations)
Y a. They may be substituted for up to 50% of the required life jackets. N b. They shall be of an approved type. N c. They shall be stowed separately from required lifesaving equipment. N d. They may be worn by crew members when working near or over the water. 3002: A vessels Certificate of Inspection will show the __________. (small passenger vessel regulations)
N a. crew requirements N b. minimum fire fighting and lifesaving equipment N c. route permitted Y d. All of the above 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 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 3388: A carburetor is required to have a safety device called a(n) __________.
N a. pressure release Y b. backfire flame arrestor N c. automatic shut off N d. flow valve 3404: Convection spreads a fire by __________.
N a. transmitting the heat of a fire through the ship's metal Y b. heated gases flowing through ventilation systems N c. burning liquids flowing into another space N d. the transfer of heat across an unobstructed space 3463: Which of the following statements relating to AMVER (Automated Mutual-assistance Vessel Rescue) is TRUE?
N a. An AMVER participant is under greater obligation to render assistance to a vessel in distress than a non-participant. N b. An AMVER participant is not relieved of the obligation to give 24 hour advance notice to the U.S. Coast Guard before entering a U.S. port from offshore. N c. The AMVER system does not reduce the time lost for vessels responding to calls for assistance. Y d. There is no cost to the ship or owner for messages sent within the AMVER system. 3507: The lightweight longitudinal moments for the DEEP DRILLER are __________.
N a. 680,914 ft-long tons N b. 9,733 ft-long tons N c. -5,937 ft-long tons Y d. -6,716 ft-long tons 3588: For the purpose of training and drills, if reasonable and practicable, rescue boats on an OSV must be launched with their assigned crew __________.
N a. once a week Y b. once a month N c. once a year N d. twice a year 3683: While drilling loaded as shown in Sample Load Form #4 (Drilling), the DEEP DRILLER suffers a sudden unexpected starboard and aft inclination. The wind and waves are light. What might have caused the inclination?
N a. Mooring lines 6 and 7 have failed. Y b. The drilling crew has dumped the mud. N c. The drill string has broken. N d. Ballast tanks have equalized into tank 10S. 3697: In storm conditions, when slacking the leeward mooring lines of the DEEP DRILLER, maintain in the chain locker at least __________.
N a. 500 feet N b. 350 feet Y c. 200 feet N d. 100 feet 3833: Among the valves to open on the DEEP DRILLER, if you have to transfer ballast from Tank 1P to Tank 10S using #1 ballast pump, is valve __________.
Y a. 33 Starboard N b. 44 Starboard N c. 33 Port N d. 44 Port 3914: If you must jump from a vessel, the correct posture includes __________.
Y a. holding down the life preserver against the chest with one arm crossing the other, covering the mouth and nose with a hand, and 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 feet first entry into the water N d. both hands holding the life preserver below the chin with knees bent and legs crossed 3995: The DEEP DRILLER is loaded as shown in Sample Load Form #4 (Drilling). What would be the new sum of vertical moments for the Stores & Supplies if paint weighing 3.48 tons is added to the paint locker?
Y a. 13,346 foot-tons N b. 5,054 foot-tons N c. 964 foot-tons N d. 292 foot-tons 4047: 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 centerline. What is the improvement in KGT?
N a. 0.68 foot N b. 0.99 foot Y c. 1.16 feet N d. 2.07 feet 4114: The SS AMERICAN MARINER has the liquid loading shown. Use the white pages of The Stability Data Reference Book to determine the LCG-FP of the liquid load. ST-0155
N a. 229.8 ft Y b. 236.7 ft N c. 244.6 ft N d. 251.5 ft 4117: As Master of an inspected small passenger vessel, you have a question regarding a proposed modification to a watertight bulkhead. In which subchapter of title 46 of the Code of Federal Regulations would you find the answer?
Y a. Subchapter T N b. Subchapter Q N c. Subchapter F N d. Subchapter C 4209: You are loading in a port subject to the tropical load line mark and bound for a port subject to the summer load line mark. You will enter the summer zone after steaming four days. You will consume 41 tons of fuel, water, and stores per day. The hydrometer reading at the loading pier is 1.000 and the average TPI is 55. What is the minimum freeboard required at the start of the voyage? (Get Table Data)
N a. 55 inches N b. 49 inches N c. 44 inches Y d. 41 inches 4258: Dacron sails, when not in use, may be damaged if __________.
Y a. left in the sunlight N b. stowed wet N c. washed with soap N d. folded frequently 4555: The COASTAL DRILLER at a draft of 10.5 feet, transfers a portion of the on board liquids from full drill water tank #23 to empty drill water tank #24. What is the change in the free surface correction?
N a. 0.69 foot Y b. 0.44 foot N c. 0.34 foot N d. 0.22 foot 4777: The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). While in field transit, the wind speeds are predicted to increase above 70 knots. What would be the new KGL if the legs are lowered to the recommended value?
N a. 50.65 feet Y b. 37.00 feet N c. 36.53 feet N d. 13.65 feet 5195: The DEEP DRILLER is under tow at a 20 foot draft. The rig motions are close to exceeding the limits for critical pitch and roll. The rig is also experiencing occasional pounding on the horizontal braces. In this situation you should __________.
Y a. ballast down to a 45 foot draft and check vessel motions N b. wait until pitch and roll exceed the limits before ballasting down N c. ballast up to a 15 foot draft and check vessel motions N d. shorten the tow wire for a smoother tow 5325: While the COASTAL DRILLER is in transit at a draft of 10 feet 6 inches, a severe storm is predicted within 12 hours. VM are 546,462 ft-kips, FSML are 18,000 ft-kips, and FSMT are 32,000 ft-kips. How much should the KG corrected for free surface effects be lowered to satisfy the maximum allowable KG criteria?
N a. 22.66 feet Y b. 2.34 feet N c. 1.32 feet N d. 0.00 feet 5473: Where do fatigue failures of wire rope mooring lines usually occur?
N a. In the middle part of the line length Y b. Near the socketed end fitting adjacent to the anchor N c. At the point where the line touches the bottom N d. At the place the anchor buoy is attached to the line 6233: When shoring a damaged bulkhead on a MODU, effort should be taken to spread the pressure over the __________.
Y a. maximum possible area N b. minimum possible area N c. nearest watertight door N d. nearest longitudinal girder 6537: When pumping fuel between an offshore supply vessel (OSV) and a MODU, there must be direct VHF radio contact between the offshore supply vessel engineer and the __________.
Y a. person in charge of the fuel transfer N b. crane operator N c. ballast control operator N d. barge superintendent 7331: Routine radio communications should be no more than __________.
N a. one minute Y b. three minutes N c. five minutes N d. eight minutes 8285: The bypass valve on a self-contained breathing device should be opened if __________.
N a. you are entering a space containing poisonous vapors N b. you are entering a space containing explosive gases Y c. the regulator of the breathing apparatus malfunctions N d. the facepiece of the breathing device is too tight 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 8783: When using a hand held smoke signal aboard a survival craft, you should activate the signal __________.
Y a. on the downwind side of the craft N b. on the upwind side of the craft N c. inside the craft N d. at the stern of the craft 8873: 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, and the sum of free surface moments is 56,244 foot-tons, what is the new KGL?
N a. 54.76 feet N b. 55.76 feet N c. 57.22 feet Y d. 61.16 feet 9413: When anchoring in an area with a hard bottom, the fluke angle of an anchor should be set at __________.
N a. 20° Y b. 30° N c. 40° N d. 50° 9545: An unstable upright equilibrium position on a vessel means that the metacenter is __________.
Y a. lower than the center of gravity N b. at the same height as the center of gravity N c. higher than the baseline N d. on the longitudinal centerline 9651: In a fixed CO2 fire extinguishing system where pressure from pilot cylinders is used to release the CO2 from the main bank of cylinders, the number of required pilot cylinders shall be at least __________.
Y a. 2 N b. 3 N c. 4 N d. 6