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.
23: Your ship is sinking rapidly. A container containing an inflatable liferaft has bobbed to the surface upon functioning of the hydrostatic release. Which action should you take?
N a. Cut the painter line so it will not pull the liferaft container down. N b. Swim away from the container so you will not be in danger as it goes down. Y c. Take no action because the painter will cause the liferaft to inflate and open the container. N d. Manually open the container and inflate the liferaft with the hand pump. 216: What is the total number of approved low-velocity spray ("water-fog") applicators required aboard a tankship?
N a. 4 Y b. 7 N c. 10 N d. 11 416: Under the regulations for cargo vessels, which statement is TRUE concerning fireman's outfits?
N a. If a vessel carries two outfits, they may be stored in the same location. Y b. Each fireman's outfit shall contain a flame safety lamp of an approved type. N c. Each fireman's outfit shall contain a fresh-air breathing apparatus. N d. All of the above 423: When you stream a sea anchor, you should make sure that the holding line is __________.
Y a. long enough to cause the pull to be more horizontal than downward N b. long enough to reach bottom N c. short enough to cause the pull to be downward N d. short enough to avoid tangling 685: The operator of each vessel engaged in a vessel-to-vessel oil transfer operation must keep a signed copy of the declaration of inspection for __________.
N a. 10 days Y b. 1 month N c. 6 months N d. 1 year 720: The center of volume of the immersed portion of the hull is called the __________.
Y a. center of buoyancy N b. center of flotation N c. center of gravity N d. tipping center 779: A bulk freighter 680 ft. in length, 60 ft. beam, with a waterplane coefficient of .84, is floating in salt water at a draft of 21'. How many long tons would it take to increase the mean draft by 1"?
N a. 64.3 tons N b. 69.6 tons Y c. 81.6 tons N d. 116 tons 1093: On small passenger vessels, which device(s) must be fitted to a fuel line's tank connection?
N a. A fuel strainer Y b. A shut-off valve N c. A tubular glass gauge to indicate the fuel level N d. All of the above 1218: To safely enter a compartment where CO2 has been released from a fixed extinguishing system, you should __________.
N a. wear a canister type gas mask N b. test the air with an Orsat apparatus N c. test the air with a pure air indicator Y d. wear a self-contained breathing apparatus 1278: An extinguishing agent which effectively cools, dilutes combustible vapors, removes oxygen, and provides a heat and smoke screen is __________.
N a. carbon dioxide N b. Halon 1301 N c. dry chemical Y d. water fog 1299: In reviving a person who has been overcome by gas fumes, what would you AVOID doing?
Y a. Giving stimulants N b. Prompt removal of the patient from the suffocating atmosphere N c. Applying artificial respiration and massage N d. Keeping the patient warm and comfortable 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 1503: If you have to jump in the water when abandoning ship, your legs should be __________.
N a. spread apart as far as possible N b. held as tightly against your chest as possible N c. in a kneeling position Y d. extended straight down and crossed at the ankles 1526: Which type of portable fire extinguishers is NOT designed for use on flammable liquid fires?
N a. Foam N b. Dry chemical Y c. Water (cartridge-operated) N d. Carbon dioxide 1579: During oil transfer operations, who is responsible for ensuring that the posted transfer procedures are followed?
Y a. The designated person in charge N b. The tankerman N c. The senior able seaman N d. The oiler 1630: A deck-stowed 40-foot container is giving off smoke, and one end is discolored from heat. The cargo is valuable and easily damaged by water. You want to extinguish the fire without further damage if possible. What action should you take?
N a. Connect a portable line from the ship's fixed system and discharge CO2 into the container. N b. Flood the container with water and disregard any cargo damage as the fire threatens the entire vessel. Y c. Pierce the container and discharge 6 or more portable CO2's then add more CO2 hourly. N d. Cool the exterior of the container with water and close all vents; then keep it cooled until it can be off-loaded. 1847: An offshore drilling unit must be equipped with a first aid kit approved by the __________.
N a. Coast Guard N b. American Bureau of Shipping N c. Minerals Management Service Y d. Mine Safety and Health Administration 1890: Spaces containing batteries require good ventilation because __________.
N a. ventilation avoids CO2 build up N b. ventilation supplies extra oxygen for charging the battery Y c. ventilation avoids flammable gas accumulation N d. less electrolyte is required to maintain the batteries' charge 2164: Your vessel is damaged, listing to port and on occasion flopping to the same angle to starboard. It has a long, slow, sluggish roll around the angle of list. There is excessive trim by the stern with little freeboard aft. What action should you take FIRST to correct this situation?
N a. Jettison any off-center topside weights to lower GM and correct the list. N b. Pump out any slack after double-bottom tanks to reduce free surface and increase freeboard aft. N c. Pump out the after peak and fill the forepeak to change the trim. Y d. Press up any slack double-bottom tanks forward of the tipping center, then fill the forepeak if empty. 2298: The SS AMERICAN MARINER is ready to load the cargo listed. There is already 3684 tons of cargo on board with a KG of 28.4 feet. Use the white pages of the Stability Data Reference Book to determine the final KG of all the cargo after loading is completed. ST-0055
N a. KG 27.0 feet Y b. KG 27.6 feet N c. KG 28.2 feet N d. KG 28.8 feet 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 2320: You are attempting to recover a mooring buoy. If you approach the object on the port tack, how would you slow the vessel as you draw near?
N a. Quickly change to a starboard tack as you reach the object. N b. Shift the rudder from port to starboard several times as you reach the object. N c. Bring the wind so that it comes over the stern and ease all the sheets. Y d. Bring the wind directly over the bow and allow the sails to luff. 2325: 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-0058
N a. 395 tons N b. 530 tons N c. 750 tons Y d. 990 tons 2397: Proper GMDSS watchkeeping includes __________.
N a. monitoring all required frequencies in the proper mode N b. reading all displays and/or printouts after silencing an alarm N c. notifying the Master of any distress alerts Y d. All of the above 2449: You are loading epichlorohydrin onto your barge. According to the Chemical Data Guide, you could expect to detect a leak by smell if the concentration in air was at least __________.
N a. 2 ppm Y b. 10 - 25 ppm N c. 40 ppm N d. 105 ppm 2682: The purpose of fuses in electric wiring is to __________.
N a. allow for cutting out branch circuits Y b. prevent overloading the circuits N c. reduce voltage to the branch circuits N d. permit the use of smaller wiring for lighting circuits 2750: According to regulations, a cargo hose used for transferring liquefied gases must have a bursting pressure of __________.
Y a. 5 times the maximum working pressure on the hose during cargo transfer N b. one half the designed working pressure N c. 4 times the pressure of the cargo pump used for transferring N d. 5 times the minimum working pressure on the hose during cargo transfer 2841: The distance from the still water level (corrected for tides and storm surge) to the bottom of the hull of a MODU is the __________.
Y a. air gap N b. freeboard N c. penetration N d. water depth 2967: When a wind force causes a floating MODU to heel to a static angle, the __________.
N a. centers of buoyancy and gravity are in the same vertical line Y b. righting moment equals the wind-heeling moment N c. downflooding point is below water N d. deck-edge immersion occurs 2982: The SS AMERICAN MARINER is ready to bunker with drafts of FWD 11'-01", AFT 15'-01". After all bunkers are on board, soundings indicate the tonnages shown. Use the white pages of The Stability Data Reference Book to determine the free surface correction. ST-0091
N a. 1.20 feet N b. 0.92 foot Y c. 0.73 foot N d. 0.61 foot 3234: The abandon ship signal is __________.
N a. a continuous ringing of general alarm bells for at least 10 seconds N b. a continuous ringing of the general alarm, and sounding of the ship's whistle Y c. more than 6 short blasts and 1 long blast of the ship's whistle and the same signal on the general alarm bells N d. a continuous sounding of the ship's whistle 3453: Your rescue craft is broken down and rolling in heavy seas. You can reduce the possibility of capsizing by __________.
N a. shifting the rudder constantly N b. moving all personnel forward and low N c. moving all personnel aft Y d. rigging a sea anchor 3469: The knife on an inflatable liferaft will always be located __________.
N a. in one of the equipment bags Y b. in a special pocket on the exterior of the canopy N c. on a cord hanging from the canopy N d. in a pocket on the first aid kit 3510: When required, the steering gear, whistle, and the means of communication between the pilothouse and the engine room on a passenger vessel shall be tested by an officer of the vessel within a period of not more than how many hours prior to departure?
N a. 4 N b. 8 Y c. 12 N d. 24 3681: The DEEP DRILLER, while loaded as shown in the Sample Load Form #4 (Drilling), suffers damage to the port aft column below the waterline. Pumping from tank 8P and 9P is not sufficient to prevent increasing port list and stern down trim. You should consider counterflooding in tank __________.
Y a. 1S N b. 1P N c. C2BS N d. 10S 3758: To treat a person suffering from heat exhaustion, you should __________.
N a. administer artificial respiration N b. put him in a tub of ice water Y c. give him sips of cool water N d. cover him with a light cloth 3758: To treat a person suffering from heat exhaustion, you should __________.
N a. administer artificial respiration N b. put him in a tub of ice water Y c. give him sips of cool water N d. cover him with a light cloth 3797: What are the longitudinal moments for the contents of P-tank #1 of the DEEP DRILLER if the ullage is 2.3 feet?
Y a. -3,096 ft-tons N b. -3,880 ft-tons N c. -4,663 ft-tons N d. -6,509 ft-tons 3858: Lifesaving equipment shall be stowed so that it will be __________.
N a. locked up Y b. readily accessible for use N c. inaccessible to passengers N d. on the topmost deck of the vessel at all times 3980: In the illustration shown, the pressure relief valve is indicated as item number __________. (D014SA )
N a. 3 Y b. 4 N c. 9 N d. 11 4004: To serve as a person in charge of transfer operations on board a self-propelled tank vessel, an individual must __________.
N a. hold a valid officer's license for inspected vessels Y b. hold a tankerman-PIC endorsement N c. be 30 years old N d. have a letter from the company stating his qualification 4084: A towing vessel is NOT required to be fitted with radar if it is ____________ .
N a. used occasionally to assist vessels in distress Y b. used solely for pollution response N c. less than 49 feet in length N d. towing alongside 4085: The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). What is the new height of the center of gravity corrected for transverse free surface effects if the entire contents of Salt Water Ballast Tanks 1P and 1S are discharged?
N a. 65.95 feet N b. 66.85 feet N c. 67.66 feet Y d. 68.59 feet 4107: The DEEP DRILLER is loaded as shown in the Sample Load Form #2 (Ballasting to Survival). What is the VCG of the added liquid if 100.76 long tons of ballast are added to Ballast Tank #8S?
N a. 1.35 feet N b. 6.95 feet N c. 8.30 feet Y d. 15.26 feet 4168: The color of the signal flares sent up by a submarine surfacing from periscope depth is __________.
N a. green Y b. white N c. yellow N d. red 4256: The SS AMERICAN MARINER has drafts of: FWD 28'-00", AFT 30'-04". Use the white pages of the Stability Data Reference Book to determine the drafts if you ballast the forepeak with 110.8 tons of seawater.
N a. FWD 28'-08.2", AFT 29'-11.6" N b. FWD 28'-09.0", AFT 29' 11.0" Y c. FWD 28'-09.8", AFT 29' 10.4" N d. FWD 28'-10.6", AFT 29' 09.8" 4677: The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). If the contents of #6 and #7 drill water tanks are discharged, what is the new height of the center of gravity corrected for transverse free surface effects?
N a. 47.49 feet N b. 49.16 feet Y c. 50.82 feet N d. 50.93 feet 5681: The DEEP DRILLER may remain at operating draft instead of deballasting to survival draft when __________.
N a. critical motion limits have been exceeded N b. waves approach within two feet of the spider deck N c. the maximum wave height is greater than 64 feet Y d. winds are less than 70 knots 6061: The international shore connection required on a MODU is designed to __________.
N a. permit discharge of waste oil Y b. allow hook up of fire fighting water from a dock or another vessel N c. satisfy pollution prevention requirements N d. allow emergency use of the fire main for deballasting 6445: What is the function of wearing rings found on some centrifugal pumps?
N a. Absorb erosion of high velocity discharge stream N b. Seal pump shaft against entry of air Y c. Isolate the outlet side from the inlet side N d. Dampen the turbulent discharge flow 7785: The result of multiplying a weight by a distance is a __________.
Y a. moment N b. force N c. couple N d. center of gravity location 8071: It is proposed to moor the DEEP DRILLER in 600 feet of water in a region in which the effective wind velocity could reach 80 knots, significant wave height could reach 30 feet, and the current could be 1.5 knots. If these conditions occurred at the same time from the beam, the total environmental force would be __________.
Y a. 620 kips N b. 595 kips N c. 475 kips N d. 425 kips 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 8373: How does combustion air enter the cylinder of a two-cycle diesel engine?
N a. Cylinder head valves Y b. Ports N c. Turbo chargers N d. Bleeder valves 8517: While preparing for a storm when elevated, the total weight of the COASTAL DRILLER is 14,150 kips. LM are 1,712,150 ft-kips, and TM are -9,905 ft-kips. The port leg reaction is __________.
N a. 4,536 kips N b. 4,716 kips N c. 4,824 kips Y d. 4,890 kips 8771: Hydrogen sulfide in explosive concentrations has been detected on the drill floor. The abandon rig signal has been sounded. To evacuate the rig, the crew should use __________.
N a. all survival capsules and liferafts N b. only the leeward survival capsules and liferafts Y c. only the windward survival capsules N d. only the windward liferafts 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 9351: Halon from extinguishers used on a class B fire, should be directed __________.
N a. at the top of the flames Y b. at the base of the fire near the edge N c. in short quick bursts N d. toward the upwind side of the fire 9453: At all angles of inclination, the metacenter is __________.
Y a. vertically above the center of buoyancy N b. vertically above the center of gravity N c. at the intersection of the upright vertical centerline and the line of action of the buoyant force N d. at the geometric center of the underwater volume 9565: The LCG of a vessel may be found by dividing displacement into the __________.
N a. longitudinal center of gravity of the vessel N b. sum of the vertical moments of the vessel Y c. sum of the longitudinal moments of the vessel N d. longitudinal baseline of the vessel