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.
45: Which statement is TRUE concerning small oil spills?
N a. They usually disappear quickly. N b. They usually stay in a small area. Y c. They may cause serious pollution as the effect tends to be cumulative. N d. A small spill is not dangerous to sea life in the area. 120: The point to which your vessel's center of gravity (G) may rise and still permit the vessel to have positive stability is called the __________.
N a. metacentric point Y b. metacenter N c. metacentric radius N d. tipping center 207: Which chemical is used to treat water in order to ensure its safety for drinking?
N a. Nitrogen Y b. Chlorine N c. Carbon N d. Oxygen 304: What is the correct interpretation of the flag hoist F 2 1 3 second substitute?
Y a. F2131 N b. F2132 N c. F213213 N d. F213F213 437: On small passenger vessels bunks installed in overnight passenger accommodation spaces __________.
N a. must be no less than 74" long and 24" wide with 24" of clear space above N b. must not be located more than 3 high, fitted with a suitable aid to access bunks more than 5' above deck with suitable aids to access bunks more than 5' above deck N c. must be immediately adjacent to an aisle leading to a means of escape Y d. All of the above 758: 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 Y b. change course and put the stern to the wind N c. change course to put the wind on either beam and increase speed N d. remain on course but slack the speed 820: The two points that act together to trim a ship are the __________.
N a. LCF and LCB Y b. LCG and LCB N c. metacenter and LCG N d. VCG and LCG 921: You can determine that a CO2 fire extinguisher is fully charged by __________.
N a. looking at the gauge N b. checking the nameplate data N c. weighing by hand Y d. weighing on a properly calibrated scale 951: If a crewman suffers a second-degree burn on the arm, you should __________.
N a. drain any blisters N b. apply antiseptic ointment N c. scrub the arm thoroughly to prevent infection Y d. immerse the arm in cold water 980: Assuming an even transverse distribution of weight in a vessel, which condition could cause a list?
Y a. Empty double-bottoms and lower holds, and a heavy deck cargo N b. Flooding the forepeak to correct the vessel's trim N c. Having KG smaller than KM N d. Having a small positive righting arm 1006: An immersion suit must be equipped with a(n) __________.
N a. air bottle for breathing N b. orange smoke canister Y c. whistle, light and retroreflective material N d. sea dye marker 1047: The main advantage of a steady stream of water on a class "A" fire is that it __________.
Y a. breaks up and cools the fire N b. protects the firefighting crew N c. removes the oxygen N d. washes the fire away 1191: According to the T-Boat regulations the reason for providing adequate ventilation for a battery storage area is to prevent __________.
N a. accumulation of carbon dioxide gas that chokes the battery Y b. accumulation of explosive and toxic gases the battery can generate N c. mildew or dry rot in the battery box N d. battery failure including battery case meltdown caused by excessive heat 1209: According to 46 CFR Subchapter T 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 1274: On inflatable liferafts, the operating cord should be renewed by __________.
N a. cutting the old line off and renewing same Y b. an approved servicing facility ashore N c. opening the case and replacing the entire line N d. one of the ship's officers 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 1321: How should the lifeboat sea painter be rigged?
Y a. Secured to the inboard side of a forward thwart and led inboard of the falls N b. Spliced into the ring on the stem post N c. Secured by a toggle to the stem post and led outboard of the falls N d. Secured by a toggle around the outboard side of a forward thwart 1374: Puncture leaks in the lower tubes or bottom of an inflatable liferaft should FIRST be stopped by using __________.
Y a. sealing clamps N b. repair tape N c. a tube patch N d. sail twine and vulcanizing kit 1383: Which statement about entry into a water ballast tank that has been sealed for a long time is TRUE?
N a. A "buddy system" should be used where someone enters the tank with you. N b. Sea water acts on the ship's metal and generates chlorine gas which may accumulate in poisonous quantities. N c. You should always wear a gas mask. Y d. After ventilation and testing, and the tank is found safe for entry, someone should stand by at the tank entrance while you are inside. 1395: After you have thrown the liferaft and stowage container into the water, you inflate the liferaft by __________.
Y a. pulling on the painter line N b. forcing open the container which operates the CO2 N c. hitting the hydrostatic release N d. using the hand pump provided 1709: Why is gas-freeing rarely required for LPG cargo tanks?
N a. LPG is compatible with all cargos. N b. LPG's high oxygen content makes it nonvolatile. N c. Cargo tanks are inspected less frequently than on oil tankers. Y d. The cargo tanks are used for one type of cargo only. 1709: Why is gas-freeing rarely required for LPG cargo tanks?
N a. LPG is compatible with all cargos. N b. LPG's high oxygen content makes it nonvolatile. N c. Cargo tanks are inspected less frequently than on oil tankers. Y d. The cargo tanks are used for one type of cargo only. 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 1831: A slow and easy motion of a vessel in a seaway is an indication of a __________.
Y a. small GM N b. low center of gravity N c. stiff vessel N d. large GZ 1917: How can the SART's audible tone monitor be used?
Y a. It informs survivors that assistance may be nearby. N b. It informs survivors when the battery's charge condition has weakened. N c. It informs survivors when the SART switches to the standby mode. N d. It informs survivors that a nearby vessel is signaling on DSC. 1992: A deep keel on a sailing vessel increases the_____________.
Y a. resistance to lateral movement N b. length-depth ratio resulting in a faster hull design N c. height of the center of gravity above the hull resulting in a more stable vessel N d. mast height to compensate for increased lateral resistance 2174: You are testing a tank that contained gasoline by using a combustible gas indicator. Under testing, the tank sample caused the needle to move rapidly to 100 on the dial then fall to zero. What is the concentration of flammable gas?
N a. Less than the flammable range N b. Within the flammable range Y c. Over the flammable range N d. The explosimeter is defective and giving a false reading. 2421: How many degrees are there on a compass card?
Y a. 360° N b. 380° N c. 390° N d. 420° 2443: 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-0063
N a. 4.0 feet N b. 5.6 feet N c. 6.0 feet Y d. 6.8 feet 2504: A reinspection of the vessel shall be made between which of the following months while the Certificate of Inspection is valid?
N a. 8 - 12 months N b. 10 - 12 months Y c. 10 - 14 months N d. 12 - 14 months 2580: If your JP-5 barge has operated in saltwater for less than 1 month in the 12 month period since it was last dry-docked, when is it required to be hauled out again?
Y a. 60 months since last dry-docking N b. 36 months since last dry-docking N c. 24 months since last dry-docking N d. 12 months since last dry-docking 2610: The SS AMERICAN MARINER arrived in port with drafts of: FWD 21'-06.5", AFT 23'-05.4". Cargo was loaded and discharged as shown. Use sheet 2 in the white pages of The Stability Data Reference Book to determine the final drafts. ST-0072
N a. FWD 21'-07.1", AFT 23'-08.9" N b. FWD 21'-05.9", AFT 23'-01.9" N c. FWD 21'-03.0", AFT 23'-04.8" Y d. FWD 21'-10.0", AFT 23'-06.0" 2619: 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-0073
N a. 1171.5 tons N b. 1311.0 tons N c. 1503.0 tons Y d. 1710.5 tons 2629: Severe exposure to chlorine gas can be fatal. Chlorine gas is primarily a __________.
Y a. respiratory irritant N b. skin burning agent N c. blood poisoning agent N d. nerve paralyzing irritant 2633: A load line for a MODU is assigned by the __________.
N a. Minerals Management Service N b. Department of Energy N c. Corps of Engineers Y d. A recognized classification society approved by the Coast Guard 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 2640: What is NOT a grade E product?
N a. Dioctyl-phthalate Y b. Gasoline N c. Formic acid N d. Creosote coal tar 2674: 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 2 hold floods, the vessel will sink if the permeability exceeds what percent?
N a. 76 Y b. 67 N c. 60 N d. 52 2689: A vessel with a large GM will __________.
Y a. have more resistance to listing in case of damage N b. have less tendency to have synchronous rolling N c. be less likely to have cargo shift N d. ride more comfortably 2873: As shown, the symbol for the reference from which transverse measurements are made is __________. (D041DG )
Y a. 5 N b. 4 N c. 3 N d. 1 2891: The maximum angle at which the intact stability curves are valid for MODU's is the angle for __________.
N a. the limit of positive stability N b. the limit of small-angle stability N c. maximum offset Y d. downflooding 2977: A slow and easy motion of a MODU in a seaway is an indication of a __________.
Y a. small GM N b. low center of gravity N c. stiff vessel N d. large GZ 3045: You are testing the external flotation bladder of an immersion suit and find it has a very slow leak. Which action should be taken?
N a. Replace the suit. N b. Replace the inflation bladder. Y c. Contact the manufacturer for repair instructions. N d. Some leakage should be expected and a topping off tube is provided; no other action is necessary. 3391: A semisubmersible, 200 feet in length between draft marks with the LCF 10 feet aft of amidships, records the following drafts: Port Forward 64'-9"; Port Aft 68'-9"; Starboard Forward 59'-9"; and Starboard Aft 63'-9". What is the true mean draft?
N a. 64.25 feet Y b. 64.45 feet N c. 64.75 feet N d. 64.90 feet 3441: A semisubmersible, 200 feet in length between draft marks with the LCF 10 feet aft of amidships, records the following drafts: Port Forward 74'-09"; Port Aft 78'-09"; Starboard Forward 69'-09"; and Starboard Aft 73'-09". What is the trim?
N a. -1.0 foot N b. -2.0 feet Y c. -4.0 feet N d. -8.0 feet 3719: Symptoms of heat stroke are __________.
N a. cold and moist skin, high body temperature N b. cold and dry skin, low body temperature N c. hot and moist skin, high body temperature Y d. hot and dry skin, high body temperature 3824: After abandoning a vessel, water consumed within the first 24 hours __________.
Y a. will pass through the body with very little being absorbed by the system N b. will help prevent fatigue N c. will quench thirst for only two hours N d. help prevent seasickness 3950: You are picking up a conscious person that has fallen overboard. Recovery is easier if you approach with the __________.
Y a. victim to leeward N b. victim to windward N c. wind on your port side N d. wind on your starboard side 5247: In case of major damage to column C1P while the DEEP DRILLER is on location, you should pump from port-forward lower-hull tanks using __________.
N a. all four ballast pumps Y b. both port-side ballast pumps N c. saltwater service pump to supplement port-side ballast pumps N d. drill water pump to supplement port-side ballast pumps 5381: 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 bow leg reaction is __________.
Y a. 4,536 kips N b. 4,716 kips N c. 4,748 kips N d. 4,866 kips 5415: The COASTAL DRILLER, loaded as shown in the Sample Load Form #2 (Preload), dumps the preload. However, 138.4 kips remained on board. The LM for the remaining preload is 17,992 ft-kips. What is the new LCG?
N a. 119.33 feet AFO N b. 119.44 feet AFO Y c. 119.54 feet AFO N d. 119.66 feet AFO 5708: On a vessel of 6500 tons displacement, a tank 30 ft. long, 32 ft. wide and 18 ft. deep is half filled with liquid cargo (S.G. 1.048) while the vessel is floating in saltwater (S.G. 1.026). What is the free surface constant for this tank?
N a. 1152 N b. 1336 Y c. 2390 N d. 2731 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 6487: For most MODU engines, the fuel is __________.
N a. natural gas Y b. diesel oil N c. propane N d. bunker fuel 6497: The only type of helicopter that may be refueled with the engine running and the blades turning is __________.
N a. a helicopter carrying cargo only Y b. a turbine-equipped helicopter N c. a Sikorsky N d. a helicopter carrying injured personnel in an emergency situation 6593: What organization is approved by the Coast Guard for certifying cranes on mobile offshore drilling units?
N a. Minerals Management Service N b. International Maritime Organization Y c. American Bureau of Shipping N d. Lloyd's of London 7096: Convection spreads a fire by __________.
N a. transmitting the heat of a fire through the ship's metal N b. burning liquids flowing into another space Y c. heated gases flowing through ventilation systems N d. the transfer of heat across an unobstructed space 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 8201: While on an ocean tow, the COASTAL DRILLER is threatened with the approach of a severe storm. Including the time required to place the generators on-line, the approximate time required to lower the legs from a TOC (tip-of-can) position of 12.38 feet to 60.5 feet is __________.
N a. 8 minutes N b. 32 minutes N c. 40 minutes Y d. 47 minutes 8555: The discharge side of every fire pump must be equipped with a __________.
N a. gate valve Y b. pressure gauge N c. check valve N d. strainer