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.
20: You are carrying triethylamine, methyl methacrylate and isoprene in your multiple-product tankship. Which of the following statements is true?
Y a. Isoprene may be carried in a cargo tank adjacent to either of the other two cargoes. N b. Methyl methacrylate may not be carried in a tank adjacent to a pump room. N c. Methyl methacrylate must usually be heated to maintain its stability. N d. Portable thermometers are not permitted to be used to take the cargo temperature of triethylamine. 84: The ceiling is __________.
N a. the overhead in berthing compartments Y b. a wooden protection placed over the tank top N c. material driven into seams or cracks to prevent leaking N d. None of the above are correct 126: The distance a vessel moves parallel to the original course from the point where the rudder is put over to any point on the turning circle is called the __________.
Y a. advance N b. drift angle N c. pivoting point N d. transfer 166: The distance gained in the direction of the original course when you are making a turn is known as __________.
Y a. advance N b. drift N c. tactical diameter N d. transfer 241: If there are any changes in the crew in a foreign port, the changes will be made by __________.
N a. the Master on the Certified Crew List Y b. the Master on the Shipping Articles N c. U.S. Consul on the Certified Crew List N d. U.S. Consul on the Shipping Articles 254: "Ease the rudder" means to __________.
N a. move the rudder slowly in the direction of the most recent rudder command N b. bring the rudder amidships Y c. decrease the rudder angle N d. steer the course which is your present heading 276: As a ship moves through the water, it causes a wake, which is also moving forward relative to the sea. In addition to a fore and aft motion, this wake also has a(n) __________.
N a. downward and inward flow N b. downward and outward flow Y c. upward and inward flow N d. upward and outward flow 304: To warp a vessel means to __________.
N a. anchor the vessel N b. bring the head into the wind N c. clean the decks Y d. move the vessel by hauling on lines 354: A "stopper" is __________.
Y a. a short length of line used for temporarily holding another line N b. a snatch block for handling a topping lift N c. an engine order telegraph N d. the brake on a cargo winch 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 546: A twin-screw ship going ahead on the starboard screw only tends to move __________.
N a. in a straight line Y b. to port N c. from side to side N d. to starboard 688: Who would normally certify that all preparations have been made and all regulations observed prior to loading a cargo of bulk grain?
N a. American Bureau of Shipping N b. U.S. Coast Guard Y c. National Cargo Bureau N d. Master of the vessel 778: What is the stowage factor of a commodity whose density is 15 pounds per cubic foot?
N a. 15 N b. 45 N c. 133 Y d. 149 809: Which pump must always be primed?
Y a. Centrifugal pump N b. Reciprocating pump N c. Rotary pump N d. All of the above 916: A condition where two currents meet at the downstream end of a middle bar can be determined by a __________.
N a. small whirlpool N b. smooth patch of water Y c. V-shaped ripple with the point of the V pointing downstream N d. V-shaped ripple with the point of the V pointing upstream 963: You are the person in charge of a 199-GT uninspected towing vessel engaged in towing from Galveston to Savannah and then returning, a distance in excess of 600 miles. Which statement is FALSE?
N a. The sailors shall be divided into three watches. N b. All deck crew members are to have a Merchant Mariner's Document. N c. Able seamen are required in the deck crew. Y d. The crew members are NOT required to sign articles. 1082: A lashing used to secure two barges side by side, lashed in an "X" fashion, is called a __________.
N a. backing wire Y b. scissor wire N c. face wire N d. breast wire 1149: You are on anchor watch. As an aid to preventing thievery on the vessel you should __________.
N a. show running lights, anchor lights and deck lights N b. only show the required anchor lights and keep the rest of the vessel darkened N c. maintain water on deck with firehoses led out and all-purpose nozzles attached Y d. show anchor lights, deck lights and cargo lights hung over the vessel's side 1252: Control of flooding should be addressed __________.
N a. first Y b. following control of fire N c. following restoration of vital services N d. only if a threat exists 1280: Vertical structural members attached to the floors that add strength to the floors are called __________.
N a. boss plates N b. buckler plates Y c. stiffeners N d. breast hooks 1288: A document used to indicate suspected cargo damage caused by rough weather would be the __________.
N a. cargo report N b. hull damage report Y c. Master's Note of Protest N d. Unseaworthy Certificate 1391: The basic shipping paper that forms an agreement between a shipowner and a charterer is a __________.
N a. Cargo Declaration N b. Charter Commission Y c. Charter Party N d. Letter of Intent 1487: You are approaching a disabled vessel in order to remove survivors from it. If your vessel drifts faster than the disabled vessel, how should you make your approach?
Y a. To windward of the disabled vessel N b. To leeward of the disabled vessel N c. Directly astern of the disabled vessel N d. At three times the drifting speed of the disabled vessel 1605: The pivoting point of a vessel going ahead is __________.
N a. near the stern N b. about two-thirds of the vessel's length from the bow N c. at the hawsepipe Y d. about one-third of the vessel's length from the bow 1655: Which knot represents a double blackwall hitch? (DO30DG )
N a. F N b. G Y c. L N d. R 1726: When attempting to free an anchor jammed in the hawsepipe, the simplest method of freeing it may be __________.
Y a. starting the disengaged windlass at high speed N b. rigging a bull rope to pull it out N c. to grease the hawsepipe N d. to pry it loose with a short piece of pipe 1741: The load line regulations are administered by the __________.
Y a. U.S. Coast Guard N b. Maritime Administration N c. Lloyd's Register of Shipping N d. National Cargo Bureau 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 1788: Which position shown is the most dangerous when tying up? (D019DG )
Y a. I N b. II N c. III N d. IV 1804: Instead of whipping an end of a line, a temporary means of preventing the line from unraveling is to tie a __________.
N a. becket bend N b. blackwall hitch Y c. figure-eight knot N d. square knot 1832: The run of plating labeled A is known as the __________. (D033DG )
N a. sheer strake Y b. stringer plate N c. deck strake N d. deck longitudinal 1897: The tankship Northland is loaded as shown. Use the salmon colored pages in the Stability Data Reference Book to determine the hogging numeral. (Get Table Data)
Y a. 43.19 numeral N b. 46.56 numeral N c. 49.92 numeral N d. 55.72 numeral 1958: When tandem tug towing, the more powerful of the two tugs should be __________.
N a. the lead tug Y b. behind the lead tug N c. towing at a right angle to the smaller tug N d. towing at a faster speed than the smaller tug 1966: The turning circle of a vessel making a turn of over 360 degrees is the path followed by the __________.
N a. bow N b. bridge Y c. center of gravity N d. centerline 1980: What is the name of the mark indicated by the letter C? (DO03DG )
Y a. Fresh water line N b. Tropical water line N c. Summer water line N d. Winter North Atlantic water line 2056: A seaman may not make an allotment to his __________.
N a. minor children N b. grandparents N c. brother Y d. mother-in-law 2106: A racetrack turn would be better than a Williamson turn in recovering a man overboard if __________.
N a. the man has been missing for a period of time Y b. the sea water is very cold and the man is visible N c. there is thick fog N d. the wind was from astern on the original course 2149: When anchoring in a clay bottom, what is one hazard that may cause the anchor to drag?
N a. The flukes may dig in unevenly and capsize the anchor when under stress. N b. The flukes may not dig in. Y c. The anchor may get shod with clay and not develop full holding power. N d. The anchor will tend to dig in and come to rest near the vertical. 2195: 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 180°? (D035DG )
N a. 745 yards N b. 770 yards Y c. 840 yards N d. 890 yards 2240: What is the mechanical advantage of tackle number 1? (DO29DG )
N a. 0.5 Y b. 1 N c. 1.5 N d. 2 2244: If you are loading fruit in reefer spaces and you notice that the fruit is beginning to mold, you should __________.
N a. carry the cargo at a cooler temperature than originally planned Y b. write up exceptions on the cargo N c. refuse to carry the cargo N d. discharge CO2 into the compartment after loading 2480: A Danforth lightweight anchor does NOT hold well in which type of bottom?
N a. Mud Y b. Grass N c. Sand N d. Clay 2558: A sling is a device used in __________.
Y a. hoisting cargo aboard a vessel N b. hoisting personnel aboard a vessel N c. securing a small boat to a large vessel N d. hoisting the anchor 2649: Which type of weld testing can be used to detect internal flaws?
Y a. Radiographic N b. Magnetic particle N c. Dye penetrant N d. Chemical reaction 2722: "Limber" is a term associated with __________.
N a. emergency gear Y b. drainage N c. deck cargo storage N d. securing gear 2729: The load line markings shown are inscribed on the vessel's __________. (D031DG )
N a. port side N b. starboard side Y c. port and starboard sides N d. stern 2761: A short ton is a unit of weight consisting of __________.
N a. 1,000 pounds Y b. 2,000 pounds N c. 2,205 pounds N d. 2,240 pounds 2804: Which publication is NOT carried on board U.S. merchant vessels operating under Naval Control of Shipping?
N a. Allied Control of Shipping Manual - Guide to Masters N b. Communications Supplement Y c. Tactical Control and Routing of Merchant Vessels N d. All of the above are carried on board 2931: In a national emergency, when communicating via the Navy, messages are sent by precedence. A message designated FLASH will be delivered within __________.
N a. 3 hours to start of business the following day Y b. 10 minutes if possible N c. 1 to 6 hours N d. 30 minutes to 1 hour 2950: In relation to the turning circle of a ship, the term "advance" means the distance __________.
N a. gained at right angles to the original course Y b. gained in the direction of the original course N c. moved sidewise from the original course when the rudder is first put over N d. around the circumference of the turning circle 3008: A list signal of one white light indicates that the vessel is __________.
N a. on an even keel Y b. listing about 1° to the side the light is displayed on N c. listing over 5°With the light displayed on the high side N d. listing, and the chutes should be directed to the side where the light is displayed 3130: What is NOT required on an uninspected towing vessel?
N a. Certificate of Documentation Y b. Certificate of Inspection N c. Operators Merchant Marine license N d. FCC Station License 3141: What is NOT a securing system used on a containership?
N a. Lashing system Y b. Stacking system N c. Locking system N d. Buttress system 3502: The point that is halfway between the forward and after perpendicular and is a reference point for vessel construction is the __________.
N a. half length N b. mid-body N c. center line Y d. amidships 3576: Heave is motion along the __________.
N a. longitudinal axis N b. transverse axis Y c. vertical axis N d. centerline axis 4118: Which factor(s) affect lashing requirements aboard Ro-Ro vessels?
Y a. Ship’s characteristics and motion in a seaway N b. Trim of the vessel N c. Wide variations of air temperature N 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 4205: Which piece of equipment is required to "twin-up" 30-ton pedestal cranes aboard a crane vessel?
N a. Portable power swivel Y b. Equalizing beam N c. 20-foot container spreader N d. 40-foot container spreader 4206: Which piece(s) of equipment is/are required to "twin-up" 30-ton pedestal cranes aboard a crane vessel?
Y a. Equalizing beam N b. Portable power swivel N c. 20-foot container spreader N d. All of the above 4206: Which piece(s) of equipment is/are required to "twin-up" 30-ton pedestal cranes aboard a crane vessel?
Y a. Equalizing beam N b. Portable power swivel N c. 20-foot container spreader N d. All of the above