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.
219: For the purposes of the International Rules of the Road, a non-self-propelled mobile offshore drilling unit under tow is considered to be a __________.
N a. non-displacement vessel N b. limited vessel N c. power-driven vessel Y d. vessel 222: On surface type offshore drilling units, each survival craft must be capable of being launched to the water at the minimum operating draft, under unfavorable conditions of trim and with the unit listed not less than __________.
N a. 14° Y b. 20° N c. 26° N d. 32° 223: The steering oar in a lifeboat is __________.
N a. shorter than the others N b. used for the stroke oar N c. used by the forward man in the boat to direct the bow Y d. longer than the others and should be lashed to the stern 336: Carbon dioxide cylinders which protect machinery spaces, paint lockers and tanks may be located within those spaces when the amount of carbon dioxide does not exceed __________.
N a. 150 lbs Y b. 300 lbs N c. 450 lbs N d. 600 lbs 544: In radiotelephone communications, the prefix PAN-PAN indicates that __________.
N a. a ship is threatened by grave and imminent danger and requests immediate assistance Y b. a calling station has an urgent message about the safety of a person N c. the message following the prefix will be about the safety of navigation N d. the message following is a meteorological warning 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 654: Which of the following statements about transmitting distress messages by radiotelephone is INCORRECT?
N a. Distress messages should first be transmitted on 2182 kHz. N b. Channel 16 (156.8 MHz) may be used for distress messages. N c. If no answer is received on the designated distress frequencies, repeat the distress call on any frequency available. Y d. It is advisable to follow a distress message on 2182 kHz by two dashes of 10 to 15 seconds duration. 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 754: "PAN-PAN" repeated three times over the radiotelephone indicates which type of message will follow?
N a. Distress N b. Safety N c. All clear Y d. Urgency 992: On small passenger vessels gasoline tanks must be __________.
N a. electrically bonded to a common ground N b. fitted with vertical baffle plates if the tank is longer than 30 inches in any horizontal dimension N c. built without flanged-up top edges Y d. All of the above 1003: You are on a vessel that has a metacentric height of 4 feet, and a beam of 50 feet. What can you expect the rolling period of the vessel to be?
N a. 10.0 seconds N b. 10.5 seconds Y c. 11.0 seconds N d. 11.5 seconds 1276: The lights on the outside of the canopy on an inflatable liferaft operate __________.
N a. by turning the globe clockwise N b. by a switch at each light N c. by a light sensor Y d. automatically when the raft is inflated 1283: The liquid-filled PV breaker has acted to relieve a vacuum in a tank. What action must be taken in regards to the PV-breaker before continuing operations?
N a. Check to make certain that it has reset itself. Y b. Refill the breaker with liquid. N c. Manually reset the vacuum side of the breaker. N d. Install a new rupture disc. 1384: According to 46 CFR Subchapter T, rigid plastic or other nonmetallic piping __________.
N a. may only be used for gasoline fuel piping N b. may only be used for diesel fuel piping Y c. may not be used for diesel or gasoline fuel piping N d. may be used for gasoline or diesel fuel piping 1442: If the cause of severe list or trim is off-center ballast, counterflooding into empty tanks will __________.
N a. increase the righting moment N b. increase the righting arm N c. increase list or trim Y d. decrease list or trim 1696: Which statement(s) is(are) TRUE?
N a. Polyester sailcloth, such as Dacron, is resistant to rot due to moisture but susceptible to UV degradation and should be kept covered as much as possible. N b. Canvas sailcloth is susceptible to rot due to moisture and should never be covered when wet. N c. Kevlar sail cloth is susceptible to weakening due to repeated folding and therefore should be draped loosely over the boom when stowed. Y d. All of the above are true. 1805: A sloop is a sailing vessel with __________.
Y a. one mast N b. two masts: with the mizzen stepped abaft the rudder post N c. two masts: with the mizzen stepped forward of the rudder post N d. two masts: a foremast and a mainmast 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 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 1966: A sailing vessel with the wind coming from 090° relative would be __________.
N a. close hauled on the starboard tack Y b. reaching on the starboard tack N c. on a broad reach on the starboard tack N d. close hauled on the port tack 2017: A shipboard Oil Pollution Emergency Plan is required of __________.
N a. all vessels, regardless of size and commercial application N b. any barge or ship constructed or operated in such a manner that no oil in any form can be carried aboard Y c. an oil tanker of 150 gross tons and above, or other ship of 400 gross tons and above N d. an oil tanker of 400 gross tons and above, or other ships of 150 gross tons and above 2102: The sails are properly set and trimmed. As a vessel heads up from a beam reach to close-hauled the __________.
N a. apparent wind remains steady N b. heeling moment decreases N c. side slip decreases Y d. speed decreases 2210: To check stability, a weight of 10 tons is lifted with the jumbo boom whose head is 45 ft. from the ship's centerline. The clinometer show's a list of 5.0° with weight suspended. Displacement including the weight is 9,000 tons. The GM while in this condition is __________.
Y a. 0.57 foot N b. 0.72 foot N c. 0.96 foot N d. 1.25 feet 2214: Which statement concerning maintenance requirements is FALSE?
N a. Compulsory vessels sailing in Sea Areas A1 and A2 must provide any one of the three maintenance options which are duplication of equipment, shore based or at-sea maintenance capability. N b. Compulsory vessels sailing in Areas A3 and A4 must provide any two of the three maintenance options which are duplication of equipment, shore based or at-sea maintenance capability. Y c. If shore-based maintenance is used, maintenance services do not have to be completed or performance verified unless the vessel will be sailing to a non-US port. N d. Equipment warranties do not satisfy GMDSS maintenance requirements. 2288: A major health hazard of the product tert-butylamine is that it______.
N a. can be absorbed through the skin Y b. causes irreversible damage to eye tissue N c. is a very unstable product N d. All of the above 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. 2448: A person on a fixed or floating platform engaged in oil exploration MAY discharge food waste into the sea when the distance from the nearest land is at least __________.
N a. 3 nautical miles N b. 5 nautical miles Y c. 12 nautical miles N d. 25 nautical miles 2518: The SS AMERICAN MARINER has the liquid loading shown. Use the white pages of The Stability Data Reference Book to determine the KG of the liquid load. ST-0067
N a. 4.0 feet N b. 5.6 feet Y c. 6.0 feet N d. 6.8 feet 2540: The MINIMUM ventilation requirements for pumprooms on tank vessels (constructed in 1960) carrying grades B or C liquid cargo with machinery spaces located below the freeboard deck specify __________.
N a. gooseneck vents and flame screens N b. that it be connected to a vent header system Y c. that it be power ventilation N d. that it be fitted with at least two ducts extended to the weather deck 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 2614: What is required in addition to the heat, fuel, and oxygen of the fire triangle to have a fire?
N a. Smoke N b. Electricity N c. Pressure Y d. Chain reaction 2753: For MODU's operating under the U.S. flag, the construction portfolio must contain __________.
N a. detailed construction plans N b. chemical and physical properties of ABS approved steels Y c. approved welding procedures and welding test procedures N d. loading conditions and limitations 2756: Your vessel's drafts are: FWD 18'-09", AFT 20'-05"; and the KG is 23.8 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the righting arm at 26° inclination if the center of gravity is 1.0 foot off center.
N a. 0.0 feet N b. 0.4 foot Y c. 0.8 foot N d. 1.7 feet 2934: Using the information in Section 1, the blue pages, of the Stability Data Reference Book, determine the danger angle for permanent list if the KG is 21.8 feet and the drafts are: FWD 23'-05", AFT 24'-04".
N a. 37° N b. 31° Y c. 26° N d. 21° 2952: Where is the most probable location of the remote shutdown station for cargo pumps on a tank barge carrying oil?
N a. The loading dock Y b. The midpoint of the barge N c. Within 25 feet of the pump engine N d. Above the forward rake end 3210: On a small passenger vessel, 58 feet in length, carrying 52 passengers the fire pump shall have a minimum pumping capacity of __________.
N a. 10 gallons per minute N b. 25 gallons per minute Y c. 50 gallons per minute N d. 100 gallons per minute 3237: A MODU displacing 28,000 long tons has a KG of 60 feet. A weight of 500 long tons is discharged from a VCG 150 feet. The change in KG is __________.
N a. 1.09 feet N b. 1.60 feet Y c. 1.64 feet N d. 2.73 feet 3594: After having activated the emergency position indicating radio beacon, you should __________.
N a. turn it off for 5 minutes every half-hour N b. turn it off and on at 5 minute intervals N c. turn it off during daylight hours Y d. leave it on continuously 3622: The SS AMERICAN MARINER is loaded with the cargo shown. Use the white pages of The Stability Data Reference Book to determine the amount of liquid loading required in the double bottom tanks to meet a one compartment standard. ST-0143
N a. 451 tons Y b. 1126 tons N c. 1451 tons N d. 1726 tons 3708: If the patient vomits during mouth-to mouth resuscitation, the rescuer should FIRST __________.
N a. ignore it and continue mouth-to-mouth ventilation N b. pause for a moment until the patient appears quiet again, then resume ventilation mouth-to-mouth N c. switch to mouth-to-nose ventilation Y d. turn the patient's body to the side, sweep out the mouth and resume mouth-to-mouth ventilation 3848: Each personal flotation device light on an OSV that has a non-replacement power source must be replaced __________.
N a. every six months after initial installation N b. every 12 months after initial installation N c. every 24 months after initial installation Y d. on or before the expiration date of the power source 3872: For an OSV not on an international voyage, an approved substitute for an impulse projected type line throwing appliance is a __________.
N a. spring-loaded line thrower N b. hand thrown buoyant line Y c. shoulder type line throwing gun N d. heaving line 3932: You have hand launched an inflatable liferaft. What should be one of your FIRST actions after all persons have boarded the liferaft?
N a. Open the equipment pack. N b. Inflate the liferaft floor. N c. Decide on food and water rations. Y d. Cut the sea painter and clear the vessel. 4112: A fire is discovered in the forepeak of a vessel at sea. 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 4139: Rotation of the steering wheel on the navigation bridge initiates oil pressure being applied to the steering gear rams by __________.
N a. regulating the oil flow with the six-way valve N b. moving the automatic differential valve N c. moving the follow up indicator which regulates the six-way valve Y d. varying the angle of a tilting box or eccentricity of a floating ring 4404: The letter and number symbols, such as B-II, used to classify portable fire extinguishers indicate the __________.
Y a. class of fire and size of the extinguisher N b. class of fire and location aboard vessel N c. extinguishing agent and relative size of the extinguisher N d. extinguishing agent and location aboard vessel 5123: In MODU construction, bulkheads in the quarters are generally __________.
N a. structural N b. watertight Y c. non-structural N d. continuous 5408: One of the first actions to be taken by survivors when they have boarded an inflatable liferaft is to __________.
N a. stream the sea anchor Y b. take an anti-seasickness pill N c. open the pressure relief valve N d. drink at least one can of water 5491: The American Petroleum Institute recommends that a new anchor chain should be inspected after being in service for __________.
N a. 1 year Y b. 3 years N c. 5 years N d. 10 years 5871: The DEEP DRILLER is moored in 600 feet of water. The tension on anchor line #8 is 190 kips. What is the vertical component of chain tension for that line?
N a. 53.6 long tons Y b. 55.3 long tons N c. 84.8 long tons N d. 442.4 long tons 5934: You are wearing a breathing apparatus inside a tank. How many tugs on the lifeline should you give to indicate that you need help?
N a. 1 N b. 2 N c. 3 Y d. 4 6483: In a conventional drilling system, imparting rotation to the drill string is a function of the __________.
Y a. rotary table N b. swivel N c. motion compensator N d. diverter 7041: A crew member is having an epileptic convulsion. You should __________.
N a. give the victim artificial respiration N b. completely restrain the victim N c. give the victim one 30 mg. tablet of phenobarbital Y d. keep the victim from injuring him or herself 7695: Adding the FSCL to KG yields __________.
N a. KM N b. GM N c. KGT Y d. KGL 8173: When elevating the COASTAL DRILLER in 100 feet of water, the unit should be placed at an air gap of __________.
Y a. 35 feet N b. 32 feet N c. 30 feet N d. 25 feet 8295: The DEEP DRILLER suffers minor flooding of the port pump room. If both port bilge pumps fail to dewater the pump room, you should use the __________.
Y a. port drill water pump N b. port saltwater service pump N c. port ballast pumps N d. starboard ballast pumps and crossover system 8733: 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 keel, 40 feet forward of amidships, and 30 feet to port of the centerline. What is the new LCG?
N a. 0.59 foot Y b. 1.64 feet N c. 2.23 feet N d. 2.82 feet 9303: When displacement increases, the free surface corrections for slack tanks __________.
N a. increase Y b. decrease N c. are directly proportional N d. remain unchanged 9357: Halon extinguishers used on a class C fire should be directed at the __________.
N a. base of the equipment N b. top of the equipment N c. power source Y d. source of the fire 9652: When pilot cylinder pressure is used as a means to release the CO2 from a fixed fire extinguishing system consisting of four storage cylinders, the number of pilot cylinders shall be at least __________.
N a. 1 Y b. 2 N c. 3 N d. 4