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.
81: Your 199 GT tugboat is on a 675 mile coastwise voyage. What percentage of the deck crew must be Able Bodied Seamen?
N a. 0% N b. 25% N c. 50% Y d. 65% 196: A VLCC (100,000 DWT+) with a 30,000 Shaft Horsepower Steam Turbine is slow to respond to engine movements and has less stopping power than normal ships because it has a __________.
N a. bigger propeller Y b. smaller power to weight ratio N c. smaller propeller N d. larger power to weight ratio 285: Which form of navigation may be suspended without notice under defense planning?
N a. celestial Y b. electronic N c. piloting N d. None of the above 449: When loading bulk liquid cargo, what is the first action you should take if a cargo valve jammed open?
N a. Call the owner, operator, or terminal supervisor. N b. Unplug the deck scuppers. Y c. Order the dock man to shut down. N d. Run out the vessel's or terminal's fire hose. 452: Where should the foundation supports for towing bitts terminate?
N a. Forward of the towing winch Y b. In the frames or other substantial structural members below decks N c. On the deck plates in the engineroom N d. On deck, aft of the towing winch 542: Which best describes a "fishplate" used in towing?
Y a. A triangular-shaped heavy steel plate with a round hole inset from each corner N b. A steel plate in the shape of a flat fish N c. A rectangular-shaped piece of heavy steel plate with four holes N d. A circular piece of heavy steel with three holes forming an equilateral triangle 600: You are on a containership. Which statement about the stowage of hazardous materials in containers is TRUE?
N a. The containers provide automatic segregation of hazardous materials except for class A explosives. N b. All packages within a container must be marked "This End Up" to indicate the correct stowage. Y c. A refrigerated container with a fuel tank containing a flammable liquid must be stowed on deck. N d. Packages of liquids within a container should be stowed on top of packages of solids to prevent crushing. 611: The Certificate of Inspection for a containership __________.
Y a. is issued by the Coast Guard and is usually valid for 2 years N b. must be posted under transparent material near the officers' licenses N c. lists all of the stability limitations and conditions imposed on the vessel N d. shows the due date of the quadrennial test of the cargo gear 658: When carrying a full or nearly full load of bulk ore in a general cargo type vessel which has engine spaces amidships, the cargo in each hold should be trimmed so that the bulk of the cargo lies __________.
N a. along the centerline N b. toward the forward bulkhead of the forward holds and toward the after bulkhead of the after holds Y c. toward the after bulkhead of the forward holds and the forward bulkhead of the after holds N d. toward the after bulkhead of all holds 680: You must medevac a critically injured seaman by helicopter hoist. Which statement is TRUE?
N a. The ship's relative wind should be from dead ahead at 10 to 30 knots. Y b. The deck crew at the hoist point should not wear baseball hats. N c. The helicopter's drop line should be secured to the ship not more than 15 feet from the hoist position. N d. When using a "horse collar", the bight of the loop should be around the chest of the injured seaman. 685: Which type of ballast is most commonly used in barges and ships?
Y a. Water N b. Oil N c. Concrete and barite N d. Sand, rock and gravel 709: The designations A,B,C,D, and E grades of cargo refer to the __________.
N a. degrees of quality of petroleum products Y b. flash point range and Reid vapor pressure index of petroleum products N c. grades of crude oil N d. pour point, color, and viscosity index of petroleum products 749: Butadiene, inhibited, is labeled as a __________.
N a. combustible liquid Y b. flammable gas N c. flammable liquid N d. flammable solid 801: When oil is discharged overboard, an entry is required in the __________.
N a. engine rough log Y b. Oil Record Book N c. Official Logbook N d. deck rough log 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 955: In which case is the IOPP Certificate of an inspected vessel NOT invalidated?
Y a. The required oily-water separator malfunctions. N b. The ship is transferred to Liberian registry. N c. An annual survey is conducted fifteen months after the date of certificate issuance. N d. A 15 ppm oily-water separator is replaced by a 100 ppm oily-water separator. 1008: When anyone voluntarily deposits his/her license or document with a Coast Guard investigating officer __________.
N a. he/she permanently gives up rights to the license or document Y b. it may be for reasons of mental or physical incompetence N c. it must be for reason of addiction to narcotics N d. All of the above 1064: Which factor is most likely to impair the strength and durability of synthetic line?
N a. Dry rot N b. Mildew Y c. Sunlight N d. Washing with mild soap 1086: When taking a Pilot from a pilot vessel in a seaway, which way should you head your vessel if the ladder is on the leeward side?
N a. Bow to the sea and no way on your vessel N b. Sea on the lee quarter with ship moving ahead slowly Y c. Sea on the weather bow and ship moving ahead slowly N d. Sea on the quarter with sternway on the ship 1124: Which material makes the strongest mooring line?
N a. Sisal N b. Manila Y c. Nylon N d. Polyethylene 1136: Your vessel is to dock bow first at a pier without the assistance of tugboats. Which line will be the most useful when maneuvering the vessel alongside the pier?
N a. Bow breast line Y b. Bow spring line N c. Inshore head line N d. Stern breast line 1285: Which information MUST be entered on the muster list?
N a. Names of all crew members N b. Use and application of special equipment N c. Listing of approved emergency equipment Y d. Duties and station of each person during emergencies 1316: The anchor chain should be kept moderately taut during a Mediterranean moor to __________.
N a. facilitate speed of recovery during the weighing process N b. indicate the anchor's location to passing or mooring ships Y c. prevent damage to the stern in the event of a headwind N d. provide a steady platform for the gangway between the fantail and pier 1320: A cofferdam is __________.
N a. any deck below the main deck and above the lowest deck N b. a member that gives fore-and-aft strength Y c. made by placing two bulkheads a few feet apart N d. a heavy fore-and-aft beam under the deck 1334: Close link chain of not less the 3/4" (or the wire rope equivalent) is required for lashing deck cargoes of timber. What size flexible wire rope would provide the strength equivalent to 3/4" chain, using a safety factor of 5?
N a. 9/16" Y b. 1" N c. 1 1/4" N d. 1 3/8" 1441: Dead freight is the charge for the __________.
N a. carriage of demise cargo N b. cost of transshipment of over-carried cargo N c. difference in the amount of cargo loaded and the amount of cargo discharged Y d. difference in the amount of cargo loaded and the amount of cargo booked, through no fault of the vessel 1468: What will NOT reduce yawing of a tow?
N a. Increasing the length of the towing hawser N b. Trimming the tow by the stern Y c. Stowing deck loads forward N d. Drogues put over the stern 1471: One of the requirements for a general average act is __________.
Y a. a successful venture N b. no imminent peril N c. no losses N d. All of the above 1491: While underway, part of your cargo is damaged by fire. In marine insurance terms this partial loss is called __________.
N a. absolute total loss N b. constructive total loss N c. general average Y d. particular average 1525: The term "shift the rudder" means __________.
N a. use right or left rudder Y b. change from right (left) to left (right) rudder an equal amount N c. check, but do not stop the vessel from swinging N d. put the rudder amidships 1557: When relieving the helm, the new helmsman should find it handy to know the __________.
Y a. amount of helm carried for a steady course N b. variation in the area N c. leeway N d. deviation on that heading 1880: You are using tackle number 11 in illustration DO29DG to lift a weight of 300 lbs. If you include 10 percent of the weight for each sheave for friction, what is the pull on the hauling part required to lift the weight? (DO29DG )
Y a. 75 lbs. N b. 90 lbs. N c. 110 lbs. N d. 117 lbs. 1908: When towing astern, increased catenary will __________.
N a. increase control of the tow N b. prevent the towing vessel from going in irons N c. make the towing vessel less maneuverable Y d. reduce shock stress on the towing hawser 2011: The structural member indicated by the letter K is a __________. (D033DG )
N a. longitudinal frame N b. stringer N c. girder Y d. floor 2022: In determining the scope of cable to be used when anchoring, what would NOT be considered?
N a. Depth of the water N b. Character of the holding ground Y c. maintenance cost for the chain N d. Type of anchor cable 2065: A continual worsening of the list or trim indicates __________.
N a. negative GM Y b. progressive flooding N c. structural failure N d. an immediate need to ballast 2094: A large basin cut into the shore, closed off by a caisson, and used for dry docking of ships is known as a __________.
N a. slipway Y b. graving dock N c. ground warp N d. caisson dock 2126: You have anchored in a mud and clay bottom. The anchor appears to be dragging in a storm. What action should you take?
N a. Shorten the scope of the cable. N b. Veer cable to the anchor. N c. Drop the other anchor underfoot. Y d. Drop the second anchor, veer to a good scope, then weigh the first anchor. 2185: You are using tackle number 7 to lift a weight of 100 lbs. If you include 10 percent of the weight for each sheave for friction, what is the pull on the hauling part required to lift the weight? (DO29DG )
N a. 200 lbs. N b. 150 lbs. N c. 110 lbs. Y d. 55 lbs. 2194: What is the mechanical advantage of tackle number 6? (DO29DG )
Y a. 6 N b. 5.5 N c. 5 N d. 3 2376: A vessel has an amidships superstructure. Which location would be most suitable for on-deck stowage of automobiles?
N a. On top of #1 hatch N b. Beside the hatches, forward of the midships house N c. On top of the hatch immediately forward of the midships house Y d. On top of the hatch immediately aft of the midships house 2459: Tripping defects in anchors frequently occur in __________.
N a. deep water N b. shallow water N c. stiff soils Y d. soft soils 2646: Which statement is true concerning repairs on the hull of a vessel which is to be riveted and welded?
N a. Riveting must be completed before welding begins. N b. Riveting and welding should be done alternately. Y c. Welding must be completed before the riveting begins. N d. It does not matter in what order the operations are done. 2768: Which of the Great Lakes lies entirely within the United States?
N a. Lake Ontario N b. Lake St. Clair Y c. Lake Michigan N d. Lake Superior 2844: Naval authorities would NOT give orders about which of the following, when the vessel is under control of the Naval Control of Shipping Organization?
N a. Visual communication at sea N b. Rescue operations N c. Diversions Y d. Schedules for loading cargo 2996: Advection fog, a common occurrence on the Great Lakes, forms when __________.
N a. air comes in contact with a rapidly cooling land surface N b. frigid arctic air moves across the lakes and becomes saturated Y c. relatively warm air flows over cooler water N d. cool air contacts warm river currents 3068: While loading a cargo of grain, your vessel develops a list to starboard. This will be corrected by __________.
N a. the compensating tanks on the high side Y b. the list man changing the discharge location of the chutes N c. allowing the grain to level itself as the hold fills to the spar deck level N d. trimming the final loading cone by hand 3143: You are the person in charge of a 199 GRT uninspected towing vessel engaged in coastwise towing from the Gulf of Mexico to the New York area, a distance in excess of 600 miles. Which statement is FALSE?
N a. The deckhands shall be divided into 3 watches. Y b. Certificates of Discharge are not required to be issued. N c. Able seamen are required in the deck crew. N d. All crew members shall have Merchant Mariner's Documents. 3439: Horizontal fore or aft motion of a vessel is known as __________.
N a. pitch Y b. surge N c. sway N d. roll 3982: Fairleads perform the same function as __________.
N a. deadeyes N b. bollards N c. bitts Y d. chocks 4034: The signal man assisting the crane operator has his arm extended downwards, forefinger pointing down, and moves his hand in small horizontal circles. This is the signal to __________.
Y a. lower N b. swing N c. hoist N d. extend 4117: Cargo securing for Ro-Ro is based on the concept of __________.
N a. solid packing Y b. rapid loading and discharge N c. vessel loaded full and down to her marks N d. palletized cargo 4138: The disadvantage(s) of using chain lashing on heavy vehicles aboard Ro-Ro vessels is that __________.
N a. it is heavy N b. the links lose strength if placed over corners N c. it does not absorb shock Y d. All of the above 4140: The disadvantage(s) of using web lashing on light vehicles aboard Ro-Ro vessels is that it __________.
N a. deteriorates in sunlight N b. cuts on sharp edges N c. is vulnerable to damage and pilferage Y d. All of the above 4144: Which tensioning device is used with chain to secure heavy vehicles aboard Ro-Ro vessels?
Y a. Chain lever N b. Buckle tensioner N c. Adjust-a-matic tensioner N d. Ratchet tensioner 4160: According to the IMO Code, what are the minimum number of securing points that should be on each side of a "road vehicle", whose gross vehicle mass is between 20 tons and 30 tons, when carried on Ro-Ro vessels?
N a. One N b. Two Y c. Three N d. Four 4228: Which of the following is/are the component(s) of a twin crane set as shown? (D047DG )
N a. Boom assembly N b. Hook block assembly N c. Operator's cab Y d. All of the above 4242: What is the advantage of the tandem working arrangement of pedestal cranes when operating cargo?
N a. The cranes enable the handling of heavy cargos without shoreside assistance N b. The cargo discharge can be accomplished with controlled pendulation N c. The cargo discharge can be performed in port or at anchor Y d. All of the above 4247: Which of the following statements is TRUE regarding crane operations?
N a. Radio communications allow the crane operator to disregard the use of hand signals. Y b. The crane operators and signalman must be familiar with the correct hand signals. N c. The forward cranes can be operated from the bridge. N d. The aft cranes can be operated from the aft steering station. 4256: Which of the following statement(s) is/are FALSE regarding a twin pedestal crane set?
N a. The cranes may be operated independently. N b. The cranes may be interconnected for twin operation. Y c. The cranes are powered by independent internal combustion power units. N d. All of the above