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.
155: You are transporting dangerous cargo on your vessel. You must inspect this cargo __________.
Y a. daily N b. daily, at sea only N c. after encountering rough weather N d. after loading and prior to arrival in port only 192: The mooring line labeled "H" is called a(n) __________. (DO44DG )
Y a. offshore bow line N b. onshore bow line N c. offshore spring line N d. forward breast line 200: Which statement concerning a 298 GRT inspected tug engaged in towing from Seattle, WA, to Alaska is TRUE?
N a. No able seamen are required. N b. Crew must be signed on before a Shipping Commissioner. N c. A licensed Master of Towing Vessels may serve as Master. Y d. Each crew member must be issued a certificate of discharge at the time of discharge. 245: The fitting that allows a boom to move freely both vertically and laterally is called the __________.
N a. swivel N b. lizard N c. spider band Y d. gooseneck 292: Stress on the topping lift of a swinging boom can be reduced by __________.
N a. rigging a back stay Y b. raising the boom N c. increasing the mechanical advantage of the cargo purchase N d. taking all slack out of the preventer 312: If you are bunkering and you close off one tank in the line of tanks being filled, the rate of flow to other open tanks on the same line will __________.
Y a. increase N b. decrease N c. stop N d. remain constant 325: A deck fitting, used to secure line or wire rope, consisting of a single body with two protruding horns is called a __________.
N a. bitt N b. bollard N c. capstan Y d. cleat 366: When backing down with sternway, the pivot point of a vessel is __________.
N a. at the bow N b. about one-third of the vessel's length from the bow Y c. about one-quarter of the vessel's length from the stern N d. aft of the propellers 391: A tonnage tax is levied according to the __________.
N a. deadweight cargo tonnage aboard N b. displacement tonnage of vessel N c. gross tonnage of vessel Y d. net tonnage of vessel 470: A fiber towing hawser should be stowed __________.
Y a. in an enclosed rope locker with adequate air circulation N b. by spooling it on the winch N c. by coiling it on deck N d. by hanging it in the engineroom 537: Which type of hook can be used as a towing hook?
N a. Standard towing hooks N b. Spring-loaded towing hooks N c. Pelican hooks Y d. All of the above 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 615: When a wedge of water builds up between the head of the barge and the bank it is referred to as __________.
Y a. bank cushion N b. bank suction N c. bow wave N d. veering cushion 665: The catenary __________.
N a. acts as a reserve length of towing hawser when the tug applies more power, and it dampens the surge effect of the tow N b. gives an approximation of the amount of strain on the towing hawser N c. is the dip in the towing hawser between the tug and the tow Y d. All of the above 672: When towing alongside (breasted tow), more forward movement will be imparted to the tow by __________.
N a. increasing the angle of line pull to the keel axis of the tow Y b. reducing the angle of line pull to the keel axis of the tow N c. positioning the towing vessel on the forward end of the tow N d. shortening the length of the tow line 712: What is the effect of releasing the towline in a tripping situation?
Y a. It disconnects the capsizing force and allows the tug to recover from its list. N b. It frees the tug from its towing responsibilities. N c. There is no effect other than relief. N d. Yawing 746: Which effect does speed through the water have on a vessel which is underway in shallow water?
N a. A decrease in the speed results in a decrease in steering response and maneuverability. Y b. An increase in speed results in the stern sucking down lower than the bow. N c. An increase in speed results in the vessel rising on an even plane. N d. A decrease in speed results in the vessel sucking down on an even plane. 935: The scuppers had been plugged as required at the time an oil spill occurs on deck. After shutting down the transfer, the engineroom should first be informed and then __________.
N a. rig a fire hose and call for water on deck Y b. spread an absorbent material, such as sawdust N c. remove the plugs from the scuppers N d. sound the general alarm 1014: In order to detect rot in manila lines, you should __________.
N a. feel the surface of the line for broken fibers N b. measure the reduction in circumference of the line N c. observe any mildew on the outer surface Y d. open the strands and examine the inner fibers 1042: Your vessel has the symbol shown inscribed on the sides amidships. Which statement is TRUE? (D022DG )
N a. This line represents the load line mark for a Great Lakes voyage. Y b. The gross and net tonnage of the ship will change if this mark is submerged and the load line is visible. N c. The line directly under the triangle is at the same level as the summer load line. N d. This is the equivalent of a load line marking for government (CofE, NOAA, MSC) vessels. 1118: Which situation requires you to furnish a notice of marine casualty to the Coast Guard?
N a. You collide with a buoy and drag it off station with no apparent damage to the vessel or the buoy. N b. A seaman slips on ice on deck and sprains his ankle, requiring an ace bandage. Y c. Your vessel is at anchor and grounds at low tide with no apparent damage. N d. Storm damage to the cargo winch motors requiring repairs costing $19,000. 1241: A Notice of Marine Casualty to a vessel must include __________.
N a. the estimated cost of damage Y b. the name of the owner or agent of the vessel N c. an evaluation of who was at fault N d. the amount of ballast on board 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 1420: Tensile stress is a result of two forces acting in __________.
Y a. opposite directions on the same line, tending to pull the material apart N b. opposite directions on the same line, tending to compress the object N c. opposite directions along parallel lines N d. the same direction along parallel lines 1519: When snaking cargo into the wing of a hold with the cargo winch, the runner should be lead from the __________.
N a. head block to a snatch block Y b. heel block to a snatch block N c. lizard to a snatch block N d. winch to a snatch block 1582: Which is an example of failure to exercise due diligence?
Y a. Overloading N b. Sailing short of union manning requirements N c. Sailing with less than 30% reserve fuel oil supply N d. Sailing short of being full and down 1614: Which bend or knot is used to tie a small line to a larger one?
Y a. Becket bend N b. Bowline N c. Clove hitch N d. Lark's head 1696: Mooring with two bow anchors has which major advantage over anchoring with one bow anchor?
N a. The vessel will not reverse direction in a tidal current. Y b. The radius of the vessel's swing will be shortened. N c. A mooring approach may be made from any direction. N d. The vessel will not swing with a change in wind. 1786: You are anchoring in a river where the current is from one direction only. The best way to lay out two anchors is to have them __________.
N a. directly in line with the bow N b. side by side, with their lines on the port and starboard side Y c. so that their lines form an angle N d. on top of one another 1910: The knot lettered J is a __________. (DO30DG )
Y a. plain whipping N b. bowline N c. marline hitch N d. becket bend 1967: Using the graph shown, if the dry bulb temperature is 92°, and the wet bulb temperature is 85°, what is the relative humidity in a cargo hold? (D008DG )
Y a. 75% N b. 81% N c. 84% N d. 88% 1979: What is a proper size block to use with a 3-inch circumference Manila line?
N a. At least a 12-inch sheave Y b. 9-inch cheek, 6-inch sheave N c. 8-inch cheek, any size sheave N d. 6-inch cheek, 4-inch sheave 2014: You are using tackle number 12, as shown, to lift a weight. The hauling part of this tackle is bent to the weight hook (w) of tackle number 2. What is the mechanical advantage of this rig? (D029DG )
N a. 9 N b. 10 Y c. 14 N d. 21 2016: The revolving drum of a winch used to haul lines is called a __________.
N a. bull gear Y b. gypsyhead N c. spanner N d. wildcat 2053: A mooring line leading 45° to the keel, used to check forward or astern movement of a vessel, is called a __________.
Y a. spring line N b. warp line N c. bow line N d. breast line 2116: What is the name of tackle number 10 in illustration DO29DG? (DO29DG )
N a. Two-two purchase N b. Deck purchase Y c. Two-fold purchase N d. Double runner 2152: Your vessel has the symbol shown inscribed on the side. Which statement concerning this symbol is TRUE? (DO22DG )
N a. This represents the load line marks when engaged on a voyage upon the Great Lakes. N b. The line directly under the triangle is at the same level as the summer load line. N c. The symbol is the equivalent of a load line marking and is used by government vessels (USN, MSC, USCG) only. Y d. The applicable gross and net tonnage of the ship will change if this mark is submerged and the load line mark is visible. 2162: A crew has signed on for a 3-month voyage. Fourteen days into the voyage a seaman is improperly discharged at the first port of call. How much pay is he entitled to receive?
N a. 14 days N b. 1 month's Y c. 14 days and one month's extra N d. double wages (28 days) 2223: What is the mechanical advantage of tackle number 3? (DO29DG )
N a. 1 N b. 2 Y c. 3 N d. 4 2311: In a national emergency, when communicating via the Navy, messages are sent by precedence. A message designated FLASH will be delivered within __________.
Y a. 10 minutes if possible N b. 1 to 6 hours N c. 30 minutes to 1 hour N d. 3 hours to start of business the following day 2464: Which term describes a part of a natural fiber line?
Y a. Yarns N b. Twines N c. Lacings N d. Lays 2548: What is the accepted standard for wire rope falls used in connection with the lifeboat gear?
N a. Six by seven galvanized wire rope N b. Six by twenty-four improved plow steel wire rope N c. Six by thirty-seven preformed fiber-core wire rope Y d. Six by nineteen regular-lay filler wire rope 2600: A smooth, tapered pin, usually of wood, used to open up the strands of a rope for splicing is called a(n) __________.
N a. batten N b. bench hook N c. awl Y d. fid 2746: Which of the Great Lakes experiences the least amount of water level fluctuation between seasonal high and low water marks?
N a. Lake Huron N b. Lake Erie Y c. Lake Superior N d. Lake Michigan 2822: Which statement about stopping a vessel is TRUE?
N a. A lightly laden vessel requires as much stopping distance as a fully laden vessel when the current is from astern. N b. A vessel is dead in the water when the back wash from astern operation reaches the bow. N c. A tunnel bow thruster can be used in an emergency to reduce the stopping distance. Y d. When a vessel is dead in the water any speed displayed by Doppler log reflects the current. 2912: When tank cleaning with a portable machine, the weight of the machine is suspended from __________.
N a. solid iron bars clamped to the Butterworth opening Y b. the supply hose N c. the suspension line, usually manila or natural fiber line N d. a wire rope suspension line 2912: When tank cleaning with a portable machine, the weight of the machine is suspended from __________.
N a. solid iron bars clamped to the Butterworth opening Y b. the supply hose N c. the suspension line, usually manila or natural fiber line N d. a wire rope suspension line 2935: You are proceeding under NCS (Naval Control of Shipping) when it becomes necessary to send a distress message. Which precedence would you assign this message?
N a. R (ROUTINE) N b. P (PRIORITY) Y c. O (IMMEDIATE) N d. Z (FLASH) 3020: The main underdeck pipeline on a tankship is connected to individual tanks by __________.
N a. tank drops N b. line drops N c. crossovers Y d. branch lines 3100: A holder of a license as Master of towing vessels may work each 24 hours for a period not to exceed __________.
N a. 6 hours Y b. 12 hours N c. 18 hours N d. 24 hours 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. 3346: When connecting the tow bridle to a tug, the end of the bridle is passed with a __________.
N a. heaving line N b. shot line N c. high line Y d. messenger line 3352: The signal man assisting the crane operator has his arm extended, his fingers closed, and his thumb pointing downward. This is the signal to __________.
N a. hoist the load N b. raise the boom Y c. lower the boom N d. lower the load 3439: Horizontal fore or aft motion of a vessel is known as __________.
N a. pitch Y b. surge N c. sway N d. roll 3520: A situation has occurred where it becomes necessary for you to be towed. What action should be taken to prevent your vessel from yawing?
N a. Shift weight to the bow N b. Shift weight to the center of the boat Y c. Shift weight to the stern N d. Throw excess weight overboard 3631: The number of certificated able seamen and lifeboatmen required on board is listed in the __________.
Y a. Certificate of Inspection N b. American Bureau of Shipping code N c. Muster List ("Station Bill") N d. Safety of Life at Sea Convention 4114: When accepting vehicles for shipment, the Master should ensure that __________.
N a. all decks intended for the stowage of vehicles are, in so far as is practicable, free from oil and grease N b. the ship has on board an adequate supply of cargo securing gear, which is maintained in sound working condition N c. vehicles are in apparent good order and condition suitable for sea transport, particularly with regards to securing 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 4207: Which piece of equipment is required to "twin-up" 30-ton pedestal cranes aboard a crane vessel?
N a. Portable power swivel N b. 20-foot container spreader N c. 40-foot container spreader Y d. None 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.