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.
171: You have determined the maneuvering characteristics of your vessel by taking the radar ranges and bearings of an isolated light while making a turn. The results are as listed. Based on this data what is the transfer for a turn of 30°? d035dg
Y a. 40 yards N b. 140 yards N c. 190 yards N d. 230 yards 207: A towing vessel's capability is BEST measured by horsepower, maneuverability, displacement, and __________.
N a. stability N b. propeller design Y c. bollard pull N d. towing winch horsepower 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 290: What is NOT a form used by ice support services to disseminate information?
N a. Ice Analyses N b. Ice Forecasts N c. Ice Outlooks Y d. Ice Bulletins 307: Which type of chemical testing is NOT required of merchant marine personnel?
N a. Pre-employment N b. Periodic N c. Random Y d. Annual 371: In the United States, the load line markings are set by the __________.
Y a. American Bureau of Shipping N b. Coast Guard N c. Federal Maritime Board N d. IMO 404: A vessel's "quarter" is that section which is __________.
N a. abeam N b. dead astern N c. just aft of the bow Y d. on either side of the stern 492: You are the Master of a 500-gross ton passenger vessel operating on rivers. Your vessel accidentally runs aground. Under the regulations for passenger vessels, you must notify the __________.
N a. Coast Guard, only if the grounding results in injury to personnel N b. Coast Guard, only if the grounding results in damage to property in excess of $(SA)25,000 Y c. nearest Coast Guard Marine Safety or Marine Inspection Office as soon as possible N d. Coast Guard, only if the grounding results in loss of life 550: If the towing bridle legs are not of equal length __________.
N a. excessive strain is placed on the shorter leg N b. the shorter leg may fail N c. the longer leg is slack Y d. All of the above 620: You are on a container vessel. What concerning the handling and stowage of containerized hazardous materials is TRUE?
Y a. Open-bed containers may be used to transport hazardous materials if the cargo is properly secured. N b. A portable cargo tank of a flammable, cryogenic liquid may not be in transit for a period exceeding its marked rated holding time unless the liquid is inhibited. N c. A portable cargo tank containing a cryogenic liquid must be shipped on deck unless forced ventilation is provided to the decks-decks. N d. A container loaded with packages of tear gas would display a placard reading "Irritant." 675: An advantage of the modified Christmas Tree towing method is to __________.
N a. increase the towing hawser's catenary and provide more spring Y b. reduce catenary, allow operation in shallower water, and to release one barge without breaking up the entire tow N c. enable one tug and its crew without any outside assistance to make up or break down the tow N d. provide rapid delivery of logs from the northwestern United States to Hawaiian sawmills 697: What imminent danger results from tripping?
N a. A crew member being knocked over the side Y b. Capsizing your tug N c. Your tug being pulled backwards by your tow N d. The tow being thrown off course 699: Under which condition is a tug likely to be tripped?
N a. When the tow "jumps" on the line N b. While making up to tow a large oil rig Y c. When the towing hawser leads forward of the quarter N d. When the tug exerts maximum bollard pull with the tow close astern 717: It is the responsibility of the Master to ensure that __________.
N a. the muster list is posted in each compartment Y b. temporary personnel and visitors are advised of emergency stations N c. names of crew members are listed on the muster list N d. no changes are made to the muster list 727: Which space(s) is(are) deducted from gross tonnage to derive net tonnage?
N a. Galley fitted with range or oven N b. Open structures N c. Passenger spaces Y d. Boatswain's stores 733: Before leaving port on an ocean tow, a tug captain should assure himself of all the following EXCEPT __________.
N a. the towing hawser can be released quickly in an emergency N b. the correct navigation lights are rigged and operable on the tug and tow Y c. an insurance underwriter has prepared a pre-sailing survey N d. a pick-up wire has been rigged on the tow in case of a breakaway. 776: In most cases, when a large merchant vessel enters shallow water at high speed the __________.
N a. maneuverability will increase N b. speed will increase Y c. bow will squat farther than the stern N d. vessel will rise slightly, on a level plane 784: Marline is __________.
N a. four-stranded sisal line N b. three-stranded cotton line N c. sail twine Y d. two-stranded hemp cord 869: To ensure proper seating when closing a valve on a tank, the valve should be __________.
N a. set up as tight as possible by hand N b. set up tight using a valve wrench Y c. closed, opened a half turn, and then closed N d. closed against the stop and the locking pin inserted 941: Which logbook is required to be submitted to the Coast Guard?
Y a. Official Log N b. Smooth log N c. Rough log N d. Bell log 976: When the period of beam seas equals the natural rolling period of a vessel, what will most likely occur?
N a. Excessive pitching N b. Excessive yawing Y c. Excessive rolling N d. No change should be evident 999: You are loading 530,000 barrels of cargo oil. At 0945 on 13 April, you find that you have loaded 202,000 barrels. At 1130, you find that you have loaded 223,000 barrels. If you continue at the same rate, you will finish at __________.
N a. 1322, 13 April N b. 1920, 13 April N c. 1120, 14 April Y d. 1305, 14 April 999: You are loading 530,000 barrels of cargo oil. At 0945 on 13 April, you find that you have loaded 202,000 barrels. At 1130, you find that you have loaded 223,000 barrels. If you continue at the same rate, you will finish at __________.
N a. 1322, 13 April N b. 1920, 13 April N c. 1120, 14 April Y d. 1305, 14 April 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 1329: A pelican hook __________.
Y a. can be released while under strain N b. is used for boat falls N c. is used for extra heavy loads N d. is used for light loads only 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 1499: In illustration D044DG, the mooring line labeled "E" is called a(n) __________. (DO44DG )
N a. bow line N b. forward breast line N c. after spring line Y d. bow spring line 1532: To determine the number of portable fire extinguishers required on an inspected vessel, you should check the __________.
N a. hot work permit Y b. Certificate of Inspection N c. Safety of Life at Sea Certificate N d. Muster List ("Station Bill") 1541: Which act would be considered barratry?
N a. A criminal act committed by a crew member ashore in a foreign port Y b. A criminal act committed by the ship Master in violation of his duty to the shipowner N c. Theft of cargo by longshoremen N d. Smuggling with the connivance of the shipowner 1709: The force acting on a single cargo runner which is vertically lifting or lowering a load is greatest when __________.
Y a. decelerating when lowering the load N b. decelerating when raising the load N c. lowering the load at constant speed N d. raising the load at constant speed 1771: The agency which assigns load lines and issues Load Line Certificates is the __________.
Y a. American Bureau of Shipping N b. Secretary of Commerce N c. U.S. Customs N d. U.S. Coast Guard 1792: What is the name of the mark indicated by the letter F? (D003DG )
N a. Fresh water load line N b. Summer load line Y c. Winter load line N d. Tropical load line 1803: A snatch block is a __________.
N a. block used only with manila rope N b. chock roller Y c. hinged block N d. strong block used for short, sharp pulls 1839: When relieving the helm, the new helmsman should find it handy to know the __________.
N a. leeway N b. variation in the area Y c. amount of helm carried for a steady course N d. deviation on that heading 1924: The knot lettered I as shown is a __________. (DO30DG )
N a. square knot N b. round knot Y c. bowline on a bight N d. timber hitch 2013: A mooring line that checks forward motion of a vessel at a pier is a __________.
N a. bow line N b. forward bow line Y c. stern line N d. stern breast line 2018: When towing astern, one way to reduce yawing of the tow is to __________.
Y a. trim the tow by the stern N b. trim the tow by the head N c. have the tow on an even keel N d. list the tow on the side it is yawing 2048: The MINIMUM acceptable size for a towing bridle would be that size in which the safe working load (SWL) of each leg of the bridle is equal to __________.
N a. one-half the SWL of the main towing hawser N b. three-fourths the SWL of the main towing hawser Y c. that of the main towing hawser N d. twice that of the main towing hawser 2211: What is the mechanical advantage, neglecting friction, of tackle number 5? (DO29DG )
N a. 2 N b. 4 Y c. 5 N d. 5.5 2390: Determine the weight of a rectangular piece of 20.4 lb. steel measuring 4 feet by 6 feet.
N a. 204.0 lbs. Y b. 489.6 lbs. N c. 734.4 lbs. N d. 979.2 lbs. 2399: You are standing wheel watch on entering port and the Master gives you a rudder command which conflicts with a rudder command from the Pilot. What should you do?
N a. Obey the Pilot. N b. Bring the rudder to a position midway between the two conflicting positions. N c. Ask the Pilot if he relinquishes control. Y d. Obey the Master. 2469: While cranking out a quadrantal davit, slippage of the quadrant due to excessive wear or failure of the teeth in the quadrant will cause the __________.
Y a. davit arm to pivot on the traveling nut and the head to fall outboard N b. traveling nut to lock up in place on the worm gear N c. limit switch to engage and hold the traveling nut in position N d. winch brake to lock in position and prevent lowering the boat 2547: In a national emergency, when communicating via the Navy, messages are sent by precedence. A message designated IMMEDIATE will be delivered within __________.
N a. 3 hours to start of business the following day Y b. 30 minutes to 1 hour N c. 1 to 6 hours N d. 10 minutes if possible 2554: The welds used to attach stiffeners to a plate are known as __________.
N a. butt welds N b. seam welds Y c. fillet welds N d. plate welds 2596: A person who sees someone fall overboard should __________.
N a. immediately jump into the water to assist the individual Y b. call for help and keep the individual in sight N c. run to the radio room to send an emergency message N d. go to the bridge for the distress flares 2726: The lifeboats on your vessel are stowed on cradles on deck and are handled by sheath-screw boom davits. Which of the following statements about launching a boat is TRUE?
N a. The boat should be hoisted a few inches clear of the cradle before cranking out the davits. N b. The inboard gripes should be cast off before the outboard gripes. Y c. The outboard section of the cradle must be released. N d. The tricing pendants will automatically bring the boat alongside at the embarkation deck. 2759: Which of the Great Lakes is most affected by short-term Lake level fluctuations?
N a. Lake Superior N b. Lake Michigan N c. Lake Huron Y d. Lake Erie 2778: Assume that your vessel has just entered Lake Erie by way of the Welland Canal and is proceeding in a southwesterly direction. Which statement about the aids to navigation you can expect to encounter along the route is TRUE?
Y a. The characteristics of buoys and other aids are as if "returning from seaward" when proceeding in this direction. N b. All aids are maintained by the U.S. Coast Guard, 9th Coast Guard District, Cleveland, Ohio. N c. All red even-numbered buoys should be kept on your port side when proceeding in this direction. N d. Lighted aids, fog signals, and radio beacons maintained by Canada are not included in the Great Lakes Light List. 2785: You are proceeding under NCS (Naval Control of Shipping) and wish to send a message by rapid transmission which does not require a higher precedence. Which precedence would you assign this message?
N a. P (PRIORITY) Y b. R (ROUTINE) N c. O (IMMEDIATE) N d. Z (FLASH) 2852: On a small passenger vessel the collision bulkhead is __________.
N a. amidships forward of the engine room N b. just forward of the steering compartment N c. in the engine room Y d. A distance of 5% to 15% of the waterline length abaft the stem measured at the load waterline 2898: What is the period of validity of the SOLAS required Cargo Ship Safety Construction Certificate?
N a. 12 months N b. 24 months N c. 48 months Y d. 60 months 3039: What is NOT a problem when carrying coal?
Y a. The requirement for through-ventilation N b. The corrosion some types of coal will cause to the ship N c. Spontaneous heating N d. Generation of methane gas 3109: When hip towing, a line led from the bow of the towing vessel aft to the vessel being towed would be a __________.
N a. backing line Y b. towing line N c. stern line N d. breast line 3148: The part of the anchor indicated by the letter H is the __________. (D038DG )
N a. fluke N b. shank N c. tripping palm Y d. crown 3338: What is used to prevent wear on towlines that bear on hard surfaces?
Y a. Chafing gear N b. Chocks N c. Grease N d. Boots 3340: It is NOT advisable to use nylon for alongside towing because it __________.
Y a. stretches too much N b. is too difficult to make fast N c. parts too readily N d. is too susceptible to mildew 3395: The holding power of an anchor at a given scope of cable increases when the __________.
Y a. amount of chain lying along the bottom increases N b. length of the catenary is reduced N c. mooring line tension is increased N d. amount of chain lying along the bottom decreases 3487: The opening in the deck that leads the anchor cable outside the hull is the __________.
Y a. hawsepipe N b. fall pipe N c. drop-pipe N d. spill pipe 3500: Small hull leaks can be temporarily repaired by __________.
N a. parceling N b. parbuckling Y c. caulking N d. seizing 4254: Which of the following statement(s) is/are TRUE regarding twin pedestal cranes?
N a. Each single boom is of the partial-level luffing type and is capable of limited rotation. N b. A slew drive system provides for rotation of each crane. N c. Maintenance logs and records are to be kept for each crane. Y d. All of the above