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.
58: Changing rescuers while carrying out artificial respiration should be done __________.
Y a. without losing the rhythm of respiration N b. only with the help of two other people N c. by not stopping the respiration for more than 5 minutes N d. at ten-minute intervals 230: Initial stability of a vessel may be improved by __________.
N a. removing loose water N b. adding weight low in the vessel N c. closing crossover valves between partly filled double bottom tanks Y d. All of the above 240: According to 46 CFR Subchapter T the definition of a ferry includes vessels that __________.
N a. operate in other than ocean or coastwise service N b. have provisions only for deck passengers, vehicles, or both N c. operate on a short run on a frequent schedule between two points over the most direct water route Y d. All of the above 482: The high-velocity fog tip used with the all-purpose fire fighting nozzle should always be __________.
Y a. attached by a chain N b. coated with heavy grease to prevent corrosion N c. painted red for identity as emergency equipment N d. stored in the clip at each fire station 570: On a vessel of 5,000 tons displacement there are two slack tanks of acid (SG 1.8). Each tank is 30 feet long and 20 feet wide. What is the reduction in metacentric height due to free surface with the vessel in sea water (SG 1.025)?
N a. .11 ft N b. .21 ft Y c. .40 ft N d. .82 ft 576: Each lifeboat must be lowered and maneuvered in the water at least once every __________.
N a. 2 months Y b. 3 months N c. 4 months N d. 5 months 740: What is NOT a motion of the vessel?
N a. Pitch N b. Roll Y c. Trim N d. Yaw 791: During a training exercise a submarine indicating that a torpedo has been fired will send up smoke from a float. The smoke's color will be __________.
Y a. black N b. red N c. orange N d. yellow 839: A small passenger vessel's Official Number must be marked___________.
N a. in block type Arabic numerals not less than 1-1/2 inch high Y b. or mounted so its alteration, removal, or replacement would be obvious N c. on some clearly visible exterior structural hull part N d. All of the above 1026: A liferaft with a capacity of 8 people used in ocean service is required by regulations to carry __________.
N a. 8 liters of fresh water N b. 12 units of provisions Y c. 12 liters of fresh water N d. 24 units of provisions 1042: Which danger exists to people when CO2 is discharged into a small enclosed space?
N a. Damaged eardrums N b. Electric shock N c. Frostbite Y d. Respiratory arrest 1123: On small passenger vessels, all spaces containing gasoline-powered machinery or gasoline storage tanks must be ventilated with __________.
N a. mechanical air supply fans and natural exhaust Y b. natural air supply and mechanical exhaust fans N c. cowls and scoops which can be closed during foul weather N d. air conditioning to control moisture 1162: Which instrument is suitable for determining the presence of explosive concentrations of fuel oil vapors in tanks?
N a. A flame safety lamp Y b. A combustible gas indicator N c. A liquid cargo meter N d. All of the above 1199: To prevent damage by and to storage batteries aboard small passenger vessels they should be located __________.
N a. in trays constructed of material that is resistant to the electrolyte N b. so as to prevent movement when the vessel pitches and rolls N c. in a well ventilated area Y d. All of the above 1235: 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. 1239: With the air supply on, the air pressure in an enclosed lifeboat will be __________.
N a. changing in relation to the speed of the craft N b. less than outside air pressure Y c. greater than outside air pressure N d. equal to outside air pressure 1323: How should latitude 51°48.7'S be written when preparing an AMVER report?
Y a. 5149S N b. 51.8S N c. 0578S N d. 52S 1419: Your vessel is listing 4° to port and has a short rolling period. There is loose firefighting water in the hull. The ship is trimmed down by the head with one foot of freeboard at the bow. Which action should you take FIRST?
N a. Press up the slack NO.1 starboard double bottom tank. Y b. Pump out the forepeak tank. N c. Eliminate the water in the 'tween decks aft. N d. Jettison stores out of the paint locker in the fo'c'sle. 1470: If your vessel has a list to port due to negative GM and off-center weight, the first corrective measure you should take is to __________.
N a. move port-side main-deck cargo to the starboard side Y b. fill the starboard double-bottom N c. pump water from the port double-bottom to the starboard double-bottom N d. pump water from the port double-bottom over the side 1498: The spread of fire is prevented by __________.
Y a. cooling surfaces adjacent to the fire N b. leaving combustibles in the endangered area N c. increasing the oxygen supply N d. All of the above 1967: Define the acronym MSI.
Y a. Maritime Safety Information N b. Maritime Shipping Index N c. Maritime Satellite Indicator N d. Mariner Safety Intelligence 2221: In heavy seas the helmsman should steer the survival craft __________.
Y a. into the seas N b. broadside to the seas N c. in the same direction as the seas N d. in a series of figure-eights 2262: What is the Vapor pressure of ethylene oxide at 46 °C?
N a. 10.9 (psia) N b. 38.5 (psia) Y c. 48.0 (psia) N d. 15.2 (psia) 2346: Grade E liquids are those having a flash point of __________.
N a. 150°F and below N b. below 150° and above 80°F N c. below 80°F Y d. 150°F and above 2521: To enable tying down a helicopter on the landing area of a MODU, the landing deck must be fitted with __________.
Y a. recessed tie down points N b. hydraulically lifted bitts N c. air tuggers N d. fixed cleats 2639: Your vessel's drafts are: FWD 23'-10", AFT 26'-00". The LCG of the forepeak is 200 feet forward of amidships. How many tons of ballast must be pumped into the forepeak in order to have a drag of 18 inches? (Use the reference material in Section 1, the blue pages, of the Stability Data Reference Book)
N a. 34 tons Y b. 45 tons N c. 55 tons N d. 61 tons 2654: Name one major advantage of transporting gas under refrigeration.
N a. It increases its volume. Y b. It reduces its volume. N c. It has less product per volume. N d. None of the above 2713: On a semisubmersible MODU, reserve buoyancy is increased by the presence of void spaces above the waterline in the __________.
N a. submerged hulls N b. quarters Y c. columns and upper structure N d. submerged connecting structures 2781: For a floating MODU, the center of flotation is the point in the waterplane __________.
Y a. about which the MODU lists and trims N b. which coincides with the center of buoyancy N c. which, in the absence of external forces, is always vertically aligned with the center of gravity N d. which is shown in the hydrostatic tables as VCB 2828: On board small passenger vessels, how often shall the Master test the steering gear?
N a. Once a week N b. Once a month N c. Every 72 operating hours while underway Y d. Before getting underway for the day's operations 2859: For emergency communications, vessels operating on oceans, coastwise, or Great Lakes routes, on runs of more than 30 minutes shall carry in a portable watertight container at or near the operating station __________. (small passenger vessel regulations)
N a. six orange hand smoke distress signals N b. six red hand flare distress signals N c. one 3-cell flashlight Y d. six red hand flare distress signals and six orange hand smoke distress signals 2963: Which of the following statements about transmitting distress messages by radiotelephone is INCORRECT?
N a. If no answer is received on the designated distress frequencies, repeat the distress call on any frequency available. N b. Channel 16 (156.8) may be used for distress messages. Y c. It is advisable to follow a distress message on 2182 kHz by two dashes of 10 to 15 seconds duration. N d. Distress messages should first be transmitted on 2182 kHz. 3000: A rigid lifesaving device ONLY designed for survivors to hold on to while in the water is known as a __________.
N a. liferaft N b. life float N c. life preserver Y d. buoyant apparatus 3395: A jack-up 180 feet in length with the LCF at 120 feet AFO has a draft of 8 feet at the bow and 11 feet at the stern. What is the mean draft?
N a. 8.0 feet N b. 9.0 feet Y c. 9.5 feet N d. 12.0 feet 3546: According to the regulations for passenger vessels, a "motor vessel" is one which is propelled by machinery other than steam and is more than __________.
N a. 16 ft. in length N b. 34 ft. in length N c. 45 ft. in length Y d. 65 ft. in length 3638: When using a handheld smoke signal in a liferaft, you should activate the signal __________.
Y a. on the downwind side N b. inside the boat N c. at the stern N d. on the upwind side 3677: The DEEP DRILLER, while loaded as shown in the Sample Load Form #4 (Drilling), suffers damage to the starboard aft column below the waterline. Pumping from tanks 8S and 9S is not sufficient to prevent increasing starboard list and stern down trim. You should consider counterflooding in tank __________.
N a. 1S Y b. 1P N c. C2BP N d. 10P 3698: You are attempting to administer CPR to a victim. When you blow into his mouth it is apparent that no air is getting into the lungs. What should you do?
N a. Blow harder to force the air past the tongue. N b. Raise the victim's head higher than his feet. N c. Press on the victim's lungs so that air pressure will blow out any obstruction. Y d. Re-tip the head and try again. 4259: Which statement about immersion suits is TRUE?
N a. The primary color of the suit's exterior may be red, orange or yellow. Y b. The suit must, without assistance, turn an unconscious person's mouth clear of the water within 5 seconds. N c. The suit is flameproof and provides protection to a wearer swimming in burning oil. N d. The suit may be stored in a machinery space where the ambient temperature is 160°F. 4288: The Master or person in charge of a vessel subject to the "Vessel Bridge-to-Bridge Radiotelephone Act" who fails to comply with the Act or the regulations thereunder may be charged a civil penalty of __________.
N a. $2,000 N b. $1,500 N c. $1,000 Y d. $650 5434: You are hoisting a heavy lift with the jumbo boom. Your vessel displaces 5230 T. The 35-ton weight is on the pier and its center is 60' to starboard of the centerline. The head of the boom is 105' above the base line and the center of gravity of the lift when stowed on deck will be 42' above the base line. As the jumbo boom takes the strain the ship lists to 5°. What is the GM with the cargo stowed?
N a. 4.11 N b. 4.54 Y c. 4.98 N d. 5.13 5785: In storm conditions, with the wind and waves from the port bow of the DEEP DRILLER in 600 feet water depth, the offset is 9%. Completely slacking mooring lines 5 and 6 reduces the offset to __________.
Y a. 6.5% N b. 5.0% N c. 2.5% N d. 0.0% 6105: The primary danger in helicopter fires on a MODU is __________.
Y a. burning jet fuel running on to quarters or other areas N b. loss of the mooring system N c. rotating and flying debris N d. heat damage to helicopter structure 6967: A MODU must report a collision with an aid to navigation maintained by the Coast Guard to which office?
N a. Nearest Oceanographic office N b. The Marine Safety Center at Coast Guard Headquarters N c. National Ocean Service Y d. Nearest Officer in Charge, Marine Inspection 6987: Severe airway burns can cause __________.
N a. nausea N b. reddening of cheeks Y c. complete obstruction of respiratory passages N d. nosebleed 6987: Severe airway burns can cause __________.
N a. nausea N b. reddening of cheeks Y c. complete obstruction of respiratory passages N d. nosebleed 7135: What is the best instrument for establishing a safe working area before welding in a confined space?
N a. An oxygen indicator N b. A combustible gas indicator Y c. A combination combustible gas and oxygen indicator N d. A flame safety lamp 7341: If you know that the vessel you are about to call on the VHF radio maintains a radio watch on both the working and the calling frequencies, which frequency should you call on?
N a. Calling frequency N b. Distress frequency N c. Urgency frequency Y d. Working frequency 7371: The condition where a MODU on the end of a tow line is riding a wave crest at the same time as its tug rides a wave crest is known as riding in __________.
N a. synchronism N b. harmony N c. check Y d. step 8392: You are preparing for what promises to be a rough ocean passage. Your 120-foot schooner carries a yard on the foremast about 50 feet above the water. The yard weighs about 1000 pounds. If you take the yard down and stow it on deck for the trip, you will __________.
N a. decrease the GM N b. give the vessel a gentler roll Y c. increase the metacentric height N d. decrease the reserve buoyancy 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 8683: With no environmental forces on the DEEP DRILLER, the average of the forward drafts is 61.0 feet, and the average of the aft drafts is 59.0 feet. KGL is 51.13 feet. What is the value of LCG?
N a. -0.12 foot N b. 0.12 foot N c. 2.11 feet Y d. 2.35 feet 8767: In securing deck loads for an ocean tow, drill pipe should be __________.
N a. galvanized to protect against corrosion N b. held in place with heavy materials such as spare pendant wire N c. limited to no more than five courses high Y d. provided with bulwarks at both ends of their bays 8848: Enclosed lifeboats which have been afloat over a long period of time require __________.
N a. frequent opening of hatches to permit entry of fresh air Y b. regular checks of bilge levels N c. use of ear plugs to dampen engine noise N d. frequent flushing of the water spray system with fresh water 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° 9567: The correction to KG for transverse free surface effects may be found by dividing the vessel's displacement into the __________.
N a. transverse free surface correction for the vessel N b. sum of the vertical moments of the vessel Y c. sum of the transverse free surface moments of the vessel N d. transverse baseline of the vessel 9583: Each person on a MODU carrying immersion suits must wear the immersion suit in a boat drill, or participate in a drill which includes donning the suit and being instructed in its use at least once every __________.
Y a. month N b. 2 months N c. 3 months N d. 6 months 9605: The COASTAL DRILLER, in transit with winds less than 70 knots, has a draft of 10 feet 8 inches. The VM are 541,257 ft-kips, FSML are 32,000 ft-kips, and FSMT are 24,000 ft-kips. The margin on the maximum allowable KG is __________.
N a. -2.3 feet N b. 0.0 feet Y c. 23.7 feet N d. 26.0 feet 9634: A fixed carbon dioxide extinguishing system for a machinery space, designed WITHOUT a stop valve in the line leading to the protected space, is actuated by __________.
Y a. one control N b. two controls N c. three controls N d. none of the above 9681: What is the minimum period of time that the air supply for a self-contained breathing apparatus is required to last?
N a. 10 minutes N b. 15 minutes Y c. 30 minutes N d. 45 minutes