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.
42: The vapor pressure of a substance __________.
N a. decreases as temperature increases Y b. increases with the temperature N c. is not affected by temperature N d. may increase or decrease as the temperature rises 71: You are the licensed Master of a 199 GT uninspected towing vessel making a 500 mile coastwise trip. You carry a deck crew of six (6). Which statement is TRUE?
N a. There must be 3 separate watches stood. N b. There must be at least 5 able seamen among the deck crew. N c. Only the able seamen require Merchant Mariner's Documents. Y d. None of the above 98: A hygroscopic cargo is defined as a cargo __________.
Y a. capable of absorbing moisture in the form of a gas N b. capable of giving off moisture in the form of a liquid N c. that is shipped in a liquid state N d. that will ignite in contact with water 124: Bilge soundings indicate __________.
N a. the amount of condensation in the hold N b. whether the cargo is leaking or not N c. whether the vessel is taking on water Y d. All of the above 133: The standard unit of liquid volume used in the petroleum industry, as well as the tanker industry, is a __________.
Y a. barrel N b. drum N c. gallon N d. liter 208: Your vessel has been damaged and you must shore a bulkhead. You should cut the shore __________.
N a. approximately 1/2 inch longer than the measured length to allow for trimming Y b. approximately 1/2 inch shorter than the measured length to allow for wedges N c. approximately 1/2 inch shorter per foot of shoring to allow for wet expansion N d. to the same length as the measured length 266: The distance that a ship moves forward with each revolution of its propeller, if there is no slip, is called __________.
N a. advance N b. head reach Y c. pitch N d. transfer 332: The helm command "Meet her" means __________.
N a. steer more carefully Y b. use rudder to check the swing N c. decrease the existing rudder angle N d. note the course and steady on that heading 346: A vessel is equipped with a single right-handed screw. With rudder amidships and calm wind, the vessel will most likely back __________.
N a. straight astern Y b. to port N c. to starboard N d. in no particular direction 376: You are aboard a right-handed single-screw vessel with headway on. The engine is put full astern and the rudder hard left. What will the bow do?
N a. It will swing to the left, and will swing left faster as the vessel loses way. Y b. It will swing to the left, straighten out and then swing to the right as the vessel loses way. N c. It will swing to the left without increasing or decreasing its swing. N d. The bow will swing to the right. 390: A package contains nitric acid solution and is radioactive. The radiation level at the package surface is .36 millirems per hour. How should this package be labeled?
N a. Radioactive II and oxidizer N b. Radioactive II and poison Y c. Radioactive I and corrosive N d. Fissile class I 437: Prior to getting underway in fresh or brackish water, the Master must __________.
Y a. log the density of the water N b. secure all overboard discharges N c. take on fresh water ballast N d. clean the sides with fresh water 479: Your tank vessel is loaded down to her marks, and you find that she has too much trim by the stern. To adjust the trim you may __________.
N a. add ballast forward N b. load more cargo forward Y c. shift bunkers forward N d. All of the above 482: A lot of special cargo of similar cartons is to be loaded aboard your vessel. You examine one of the cartons of the lot shown. What is the total cubic space the consignment will occupy? (Assume no broken stowage.) (D042DG )
N a. 51 cubic feet (1.5 cubic meters) Y b. 58 cubic feet (1.7 cubic meters) N c. 336 cubic feet (10 cubic meters) N d. 700 cubic feet (21 cubic meters) 536: Your vessel is backing on the starboard screw, and going ahead on the port screw. The bow will __________.
N a. back on a straight line N b. move ahead on a straight line N c. swing to port Y d. swing to starboard 545: Repairing damage to the hull at or above the waterline reduces the threat of __________.
N a. free surface effects N b. capsizing Y c. continued progressive flooding N d. wind heel 574: Which type of link is generally used to connect shots of anchor chain?
Y a. Detachable N b. Open N c. Pear shaped N d. Stud link 695: A tug is "in irons" when held in a fixed position by __________.
N a. the weight of its tow, its being anchored, or grounded Y b. the weight of its towing hawser on the bottom N c. an adverse current N d. lack of power or an engine breakdown 703: The operator of an uninspected vessel MUST assist people affected by an accident if he or she can do so without __________.
Y a. serious danger to his or her own vessel N b. further damaging the other vessel N c. undue delay N d. creating a panic on either vessel 711: If an alien stowaway is discovered aboard your vessel, his name must be placed on the __________.
N a. Alien Crew List N b. Crew List N c. Passenger List Y d. separate Passenger List marked stowaways 725: By law, a user of marijuana shall be subject to __________.
N a. loss of pay during the period of such use N b. reprimand by the US Coast Guard Y c. revocation of license or certificate N d. termination of employment 730: In a Williamson turn, the rudder is put over full until the __________.
N a. vessel has turned 90°From her original course Y b. vessel has turned 60°From her original course N c. vessel is on a reciprocal course N d. emergency turn signal sounds 840: The terms "cant frame" and "counter" are associated with the vessel's __________.
N a. cargo hatch N b. forecastle N c. steering engine Y d. stern 979: A cargo of oil has a coefficient of expansion of .0005 per degree F. If this cargo is loaded at 70°F, and a cargo temperature of 90°F is expected at the discharge port, how many barrels would you expect to unload if you loaded 10,000 barrels?
N a. 9,900 N b. 9,990 N c. 10,010 Y d. 10,100 980: The perforated, elevated bottom of the chain locker, which prevents the chains from touching the main locker bottom and allows seepage water to flow to the drains, is called a __________.
N a. cradle N b. draft N c. harping Y d. manger 1114: What type of stopper would you use on a nylon mooring line?
N a. Chain Y b. Nylon N c. Manila N d. Wire 1137: When lowering manropes alongside a stage rigged over the side of a vessel, they should be allowed to trail in the water __________.
N a. to easily remove the kinks that form in the lines N b. to allow the seamen on the stage to know the direction and strength of the current Y c. to provide the seaman something to hold onto if he or she falls from the stage into the water N d. only for short periods of time since they will become waterlogged and be very heavy to pull up 1151: The term used in levying customs duties when such are fixed at rates proportioned to estimated value of goods concerned is __________.
Y a. ad valorem N b. infinite N c. secure N d. specific 1228: A cargo exception would appear on __________.
Y a. a Bill of Lading N b. the cargo manifest N c. the Export Declaration N d. a Letter of Indemnity 1311: Before arriving at the first U.S. port from foreign, you must fill out a Crewman's Landing Permit for each __________.
N a. alien crewmember N b. crew member Y c. nonresident alien crewmember N d. unlicensed crew member 1328: The declaration made by the Master when he anticipates hull and/or cargo damage due to unusual weather conditions is a __________.
Y a. Note of Protest N b. Notice of Casualty N c. Portage Bill N d. Bottomry Bond 1390: The body plan of a vessel is a(n) __________.
Y a. endwise view of the ship's molded form N b. longitudinal side elevation view N c. plan made looking down on the ship, showing it's hull cut horizontally by the first set of planes N d. vertical view made looking up in the ship, with the keel at the center 1452: The helm command "Check her" means __________.
N a. test the steering control N b. read the compass heading N c. stop the swing using hard over rudder Y d. slow the swing using moderate rudder 1781: Which organization usually assigns load lines to U.S. vessels?
N a. National Load-Line Agency N b. National Shipping Bureau Y c. American Bureau of Shipping N d. American Regulations Council 1845: You are proceeding under NCS (Naval Control of Shipping) and wish to send a message concerning an initial enemy contact. Which precedence would you assign this message?
N a. O (IMMEDIATE) N b. P (PRIORITY) Y c. Z (FLASH) N d. R (ROUTINE) 1985: You are on a 165 foot (50.3 meters) long vessel with a draft of 9 feet (2.7 meters) and twin screws. Which statement about rescuing a survivor in the water with ship pickup is TRUE?
N a. You should stop to windward of the man and drift down on him. N b. You should stop with the man on your weather beam and twist the ship up to him. Y c. A pickup off the weather bow gives maximum maneuverability with the least possibility of injury to the man. N d. Ship pick up should never be used with a shallow draft vessel. 1994: The space indicated by the letter J is known as the __________. (D033DG )
Y a. double bottom N b. flooding barrier N c. floor space N d. bilge tank 2040: The plating indicated by the letter N is known as the __________. (D033DG )
Y a. inner bottom N b. floor riders N c. tank-top rider plating N d. ceiling 2061: A sheave is a __________.
Y a. grooved wheel in a block N b. line to hold a lifeboat next to the embarkation deck N c. partial load of grain N d. seaman's knife 2113: One major advantage of the round turn maneuver in a man overboard situation is that it __________.
Y a. is the fastest method N b. is easy for a single-screw vessel to perform N c. requires the least shiphandling skills to perform N d. can be used in reduced visibility 2113: One major advantage of the round turn maneuver in a man overboard situation is that it __________.
Y a. is the fastest method N b. is easy for a single-screw vessel to perform N c. requires the least shiphandling skills to perform N d. can be used in reduced visibility 2130: In a racetrack turn, to recover a man overboard, the vessel is steadied for the SECOND time after a turn of how many degrees from the original heading?
N a. 60° N b. 135° N c. 180° Y d. 360° 2187: You are using tackle number 10 to lift a weight. The hauling part of this tackle is bent to the weight hook (w) of tackle number 5. What is the mechanical advantage of this rig? (DO29DG )
Y a. 25 N b. 20 N c. 15 N d. 10 2243: You are using tackle number 4, as shown, to lift a weight. The hauling part of this tackle is bent to the weight hook of tackle number 11. What is the mechanical advantage of this rig? (DO29DG )
N a. 4 N b. 6 N c. 10 Y d. 24 2288: What will cause wire rope to fail?
N a. Operating the winch too fast N b. Using a sheave 9 times the wire's diameter N c. Kinking Y d. All of the above 2604: The joint formed when two steel plates are placed end-to-end is called a __________.
N a. bevel N b. seam Y c. butt N d. bond 3058: Which type of ice is the most difficult to combat and presents the greatest hazard to shipping on the Great Lakes during the winter months?
N a. Icebergs N b. Fast ice N c. Slow ice Y d. Pack slush ice 3062: How should you signal the crane operator to swing?
N a. With both arms extended out and palms down, move arms back and forth. N b. With arm extended downwards and forefinger pointing down, move hand in small horizontal circles. Y c. Extend arm and point finger in the direction to move the boom. N d. Place both fists in front of the body with the thumbs pointing outward. 3069: Atmospheres laden with coal dust or grain dust caused by loading these cargoes __________.
N a. require loading operations to be shut down until the atmosphere clears N b. are toxic to human life N c. are subject to spontaneous combustion Y d. may be explosive in some concentrations 3120: You are operating a 150 GT towing vessel. What is NOT required on the vessel?
N a. Certificate of Documentation N b. FCC station license N c. Your Coast Guard license Y d. Certificate of Inspection 3176: The part of the anchor indicated by the letter G is the __________. (D038DG )
N a. fluke N b. shank Y c. tripping palm N d. crown 3232: The signal man assisting the crane operator has his arm extended with the palm down and holds this position rigidly. This is the signal to __________.
N a. hoist N b. swing Y c. stop N d. lower 3516: The signal man has both arms extended out, palms down, and is moving his arms back and forth. This is the signal for __________.
N a. keep lifting N b. swing right N c. swing left Y d. emergency stop 3728: The main reason a long towline is used during an ocean tow is that __________.
N a. a margin of safety is provided should the line part N b. the towline will wear more evenly Y c. there will be less stress on the towline N d. a slight increase in speed will be realized 4105: Cargo that is suitable for carriage on Ro-Ro vessels includes __________.
N a. trailers N b. rolling vehicles N c. containers Y d. All of the above 4129: Which lashing materials would be used in securing light vehicles aboard Ro-Ro vessels?
N a. Chain lever or turnbuckle Y b. Webbing N c. Chain N d. None of the above 4172: What should be done after putting down the ramp on a Ro-Ro vessel, prior to loading or discharging cargo?
N a. Turn on red cargo light. Y b. Turn on ventilation for cargo holds. N c. Call out the deck department for all hands. N d. None of the above 4181: Which lashing gear used aboard Ro-Ro vessels should be painted or soaked in oil when not in use?
N a. Wire rope. Y b. Chain N c. Webbing N d. All of the above 4274: During which condition should the operator of a pedestal crane shutdown operations?
N a. Bunkering barge alongside N b. Potable water spill on deck Y c. Crane hydraulic hose bursts N d. Trim greater than 4 feet 4390: When a helmsman receives the command "Right 15 degrees rudder," the helmsman's immediate reply should be __________.
N a. "Rudder is right 15 degrees" N b. "Aye Aye Sir" N c. No reply is necessary, just carry out the order Y d. "Right 15 degrees rudder"