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.
291: A Certificate of Inspection issued to a small passenger vessel describes __________.
N a. the minimum fire extinguishing equipment, lifejackets, survival and rescue craft she must carry N b. the name of the managing operator N c. any special conditions or restrictions on her operation Y d. All the above 294: If a receiving station cannot distinguish a signal sent by flag hoist it should __________.
N a. hoist ZQ N b. hoist ZL Y c. keep the answering pennant at the dip N d. raise and lower the answering pennant 351: What is the meaning of the signal "G1325"?
N a. The GMT is 1325. N b. The latitude is 13°25'. N c. The zone time is 1325. Y d. The longitude is 13°25'. 657: What is the normal operating power for ship-to-ship communications on channel 13?
Y a. 1 watt or less N b. 5 watts N c. 10 watts N d. 20 watts 830: Your vessel has a midships engine room and the cargo is concentrated in the end holds. The vessel is __________.
N a. sagging with tensile stress on main deck N b. sagging with compressive stress on main deck Y c. hogging with tensile stress on main deck N d. hogging with compressive stress on main deck 931: The major cause of shock in burn victims is the __________.
N a. high level of pain N b. emotional stress N c. increase in body temperature and pulse rate Y d. massive loss of fluid through the burned area 1039: On board small passenger vessels, fill lines and sounding pipes of gasoline tanks must extend directly __________.
Y a. to within one-half of their diameter from the bottom of the tank N b. To within one-half foot from the bottom of the tank N c. To the tank top N d. Midway between the top and bottom of the tank 1078: The explosive range of Bunker C mixed with air is __________.
N a. 0% to 1% by volume Y b. 1% to 5% by volume N c. 5% to 10% by volume N d. 10% to 20% by volume 1200: What is TRUE concerning frapping lines?
Y a. They are used to steady a lifeboat when lowered. N b. They are normally attached to the davit span. N c. They are needed only on radial davits. N d. They are used to clear the puddings. 1208: A vessel aground may have negative GM since the __________.
N a. decrease in KM is equal to the loss of draft N b. virtual rise of G is directly proportional to the remaining draft N c. lost buoyancy method is used to calculate KM, and KB is reduced Y d. displacement lost acts at the point where the ship is aground 1324: A hydrostatic release mechanism for a liferaft __________.
N a. must be wet before it will release N b. should be kept in a watertight cover except in an emergency N c. will inflate the raft in its cradle if operated manually Y d. must be submerged to a certain depth to release automatically 1382: Ventilation systems connected to a compartment in which a fire is burning are normally closed to prevent the rapid spread of the fire by __________.
Y a. convection N b. conduction N c. radiation N d. spontaneous combustion 1556: Which fire extinguishing agent has the greatest capacity for absorbing heat?
Y a. Water N b. Foam N c. Dry chemical N d. Carbon Dioxide 1624: A sail plan, including the vessel's itinerary, name, number, and persons aboard, should be filed with __________.
N a. the FAA N b. the Coast Guard N c. U.S. Customs Y d. a responsible person 1629: Which statement is TRUE about fire fighting foam?
N a. The air bubbles in foam act as an insulator in fighting a class C fire. N b. The effectiveness of foam in forming a blanket over a burning liquid increases as the temperature of the liquid increases. N c. Foam can be used to control gases escaping from compressed gas cylinders. Y d. Foam sets up a vapor barrier over a flammable liquid preventing flammable gases from rising. 1732: The blowers of an inert gas generation system aboard a tanker, will be automatically secured if __________.
N a. normal water supply at the water seal is lost N b. the temperature of the inert gas being delivered to the cargo tanks is more than 150°F N c. the cooling water supply to the scrubbers is lost Y d. all of the above 1739: The high-level overfill tank alarm, installed in the on-board monitoring system, must __________.
N a. operate in unison with other alarms Y b. be both audible and visual N c. be the same as the overfill alarm N d. sound when the tank is 90% full 1761: After jacking down your liftboat you have an unexpected list. You find that the only cause of this list must be a flooded leg. The list caused by a flooded leg means your vessel has a(n)____________.
N a. negative GM (metacentric height) Y b. decrease in the GZ (righting arm) N c. increase in the waterplane and the metacentric height N d. less chance of deck edge immersion 1819: Your vessel displaces 968 tons and measures 158'L x 40'B. You ship a large wave on the after deck. What is the reduction to GM due to free surface before the water drains overboard, if the after deck measures 65'L x 40'B and the weight of the water is 80 tons?
N a. 9.14 feet Y b. 9.45 feet N c. 9.68 feet N d. 9.87 feet 1985: Each emergency generator on a mobile offshore drilling unit, when tested, must be run under a full load for at least __________.
N a. one hour Y b. two hours N c. ten hours N d. four hours 1986: Which statement is TRUE?
N a. You need not keep a record of ground garbage dumped into the sea more than 25 miles offshore. Y b. You must keep a record of garbage discharged in port to a shore facility. N c. You need not keep a record of garbage incinerated on the ship. N d. You must keep a record of the approximate weight of the garbage dumped. 2000: What product is considered a noxious liquid substance for regulatory purposes?
N a. Phosphoric acid Y b. Nonane N c. Methyl ethyl ketone N d. Sulfur (molten) 2279: According to the Chemical Data Guide, when burning, the grade B flammable liquid, carbon disulfide produces __________.
N a. phosgene gas N b. sulfuric acid gas Y c. sulfur dioxide gas N d. carbon tetrachloride 2361: What are the conditions, under GMDSS, whereby a ship is NOT allowed to depart from any port?
Y a. The vessel is not capable of performing all required distress and safety functions. N b. The vessel is carrying more than the required number of qualified GMDSS radio operators. N c. The vessel has a temporary waiver of its radio license and Safety Certificate. N d. The vessel is not carrying a GMDSS radio maintainer, but has provided for shoreside maintenance plus duplication of equipment if required. 2594: 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 3 hold floods, the vessel will sink if the permeability exceeds what percent?
N a. 64 N b. 68 N c. 72 Y d. 78 2638: Marine Safety Information is promulgated via satellite through which system?
N a. AMVER Y b. SafetyNET N c. NAVTEX N d. INMARSAT-M SES 2644: When working on a tow, a good safety precaution is to __________.
N a. carry loads on your inside shoulder when walking along the outside of a barge N b. tighten ratchets outboard N c. walk on the top of covered barges when possible to avoid narrow gunwales Y d. always remove the toothpick after tightening the ratchet 2745: The construction portfolio may be included as part of the MODU __________.
N a. general plans Y b. operating manual N c. builders documentation N d. Coast Guard file 2782: Your vessel's drafts are: FWD 24'-06", AFT 25'-04"; and the KG is 22.2 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the righting arm at 20° inclination.
N a. 0.5 foot N b. 0.8 foot Y c. 1.4 feet N d. 2.2 feet 2788: Which is NOT a safety precaution to be observed during the loading of LFG?
N a. Report any leakage of cargo. Y b. Make sure the rake ends of the barge are completely dry and mopped. N c. Ascertain that the hoses to be used are in good order. N d. Be on the lookout for work being accomplished ashore in the vicinity of the barges. 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 2878: To prevent the spread of fire by conduction you should __________.
N a. remove combustibles from direct exposure Y b. cool the bulkheads around the fire N c. close all openings to the area N d. shut off all electrical power 2954: Your sailing drafts are: FWD 19'-06", AFT 20'-10" and the GM is 3.3 feet. What will be the angle of list if the #2 starboard deep tank (capacity 100 tons, VCG 19.1 feet, and 24 feet off the centerline) is filled? (Use the data in Section 1, the blue pages, of the Stability Data Reference Book)
N a. Less than 1° N b. 2° Y c. 4° N d. 6° 3195: The SS AMERICAN MARINER will sail with the load shown. Use the white pages of The Stability Data Reference Book to determine the drafts. ST-0113
N a. FWD 18'-05", AFT 21'-05" N b. FWD 18'-00", AFT 21'-10" N c. FWD 18'-06", AFT 22'-01" Y d. FWD 17'-10", AFT 22'-00" 3211: What is placed on the underside of an inflatable liferaft to help prevent it from being skidded by the wind or overturned?
Y a. Ballast bags N b. A keel N c. Strikes N d. Sea anchor 3475: What is the increase in the longitudinal free surface correction for the DEEP DRILLER at a draft of 60 feet if 103.48 long-tons of ballast are transferred from a full ballast tank 1P to an empty ballast tank 10S?
N a. 0.50 foot Y b. 0.47 foot N c. 0.27 foot N d. 0.13 foot 3633: The KG of the DEEP DRILLER increases from 57 feet to 59 feet while drilling at a 60 foot draft during an ice storm. What action should be taken?
N a. Continue drilling operations while waiting for the ice to melt Y b. Reduce the deck load until you reach the allowable KG for draft N c. Notify the USCG that the rig is temporarily above the allowable KG N d. Deballast to reach the allowable KG 3664: The SS AMERICAN MARINER has drafts of: FWD 29'-04", AFT 30'-06". Use the white pages of the Stability Data Reference Book to determine the drafts if you ballast the forepeak with 101.6 tons of seawater.
N a. FWD 29'-04.5", AFT 30'-07.5" N b. FWD 29'-07.6", AFT 30'-05.0" N c. FWD 29'-04.5", AFT 30'-10.0" Y d. FWD 30'-00.8", AFT 30'-01.0" 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 3740: The proper stimulant for an unconscious person is __________.
N a. tea N b. coffee N c. whiskey and water Y d. ammonia inhalant 3750: While providing assistance to a victim of an epileptic seizure, it is most important to __________.
N a. give artificial respiration Y b. prevent patient from hurting himself N c. keep the patient awake and make him/her walk if necessary to keep him/her awake N d. remove any soiled clothing and put the patient in a clean bed 3886: Which type EPIRB must each ocean-going OSV carry?
N a. Class A N b. Class B N c. Class C Y d. Category I 3999: Which item may be substituted for, in the fireman's outfit, on a cargo vessel?
N a. fire ax N b. flashlight N c. rigid helmet Y d. flame safety lamp 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" 4098: Which publication(s) must a towing vessel of 12 meters or more in length carry when operating on US waters other than the Western Rivers?
N a. US Coast Pilot(s) N b. Tide Tables and Tidal Current Tables N c. Notice to Mariners Y d. All of the above 4123: The DEEP DRILLER is observed to be level at a draft of 60.0 feet. At the same time, the calculated load form shows the displacement to be 17,845 long tons, total longitudinal moments 51,466 foot-tons, and total transverse moments -10,000 foot-tons. What is the longitudinal location of the missing load?
N a. 40.45 feet N b. 0.62 feet N c. -0.61 feet Y d. -40.57 feet 4313: The COASTAL DRILLER, in transit with winds expected to exceed 70 knots, must lower the legs to 60.5 feet below the hull in order to meet the requirements for leg strength and __________.
Y a. stability N b. variable load N c. environmental load N d. load line 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 5191: While being towed at a 19.5 foot draft, the DEEP DRILLER experiences single amplitude pitching of 7.5 degrees with an 8 second period. You should __________.
Y a. continue towing operations and carefully monitor vessel motions N b. alter course into the wind to improve motion characteristics N c. ballast the rig to a 45 foot draft and check the vessel motion at the new draft N d. ballast the rig to a 60 foot draft and check vessel motion at the new draft 5481: A common means of connecting shots of anchor chain in the field is to use a __________.
N a. sprocket Y b. Kenter link N c. swivel N d. end shackle 5513: A link on an anchor chain should be replaced when wear or grinding of surface cracks has reduced the cross section area by __________.
N a. 4% N b. 6% N c. 8% Y d. 10% 5601: Your semisubmersible drilling unit is moving onto a location in shallow water with a very hard bottom. What is the most effective means of maintaining your position at this location during severe weather?
N a. Running out all the anchor chain available Y b. Piggyback all anchors and pretension to above the expected tensions N c. Install fluke angle blocks on all your LWT anchors N d. Remove fluke angle blocks on all your LWT anchors 5735: Given the same water depth and mooring tension, the holding power of a 90 pound/foot chain mooring system in comparison to the holding power of a 19 pound/foot wire rope mooring line will be __________.
N a. weaker Y b. greater N c. equal N d. indeterminable 5757: What determines the minimum size of an anchor buoy?
N a. Environmental conditions Y b. Water depth N c. Regulatory bodies N d. Deck space on work boat 6637: Of the required ring life buoys for a MODU, how many must be equipped with a water light?
N a. 1 N b. 2 Y c. 4 N d. 8 7605: For small angles of inclination, if the KG were equal to the KM, then the vessel would have __________.
N a. positive stability N b. negative stability Y c. neutral stability N d. maximum stability 8447: Where is thicker plating usually found in the construction of integral tanks on a MODU?
N a. On the outside of the tank Y b. At the bottom of the tank N c. At the top of the tank N d. At the center of the tank 8577: The indication of a slipping anchor is a(n) __________.
N a. decrease in mooring line length N b. increase in the opposite amperage N c. increase in the opposite line tension Y d. decrease in mooring line tension and amperage 8865: The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). Although winds are less than 70 knots, excessive motion requires ballasting to survival draft. Assume that 4087 long tons of ballast are added at an average VCG of 8.32 feet, and upon arrival at 45 feet, port and starboard ballast tanks 1, 3, and 8 are slack. What will be the new margin on the maximum allowable KG?
Y a. 7.08 feet N b. 8.12 feet N c. 8.44 feet N d. 8.96 feet