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.
70: You are on a tankship designed to carry molten sulfur. Which statement is TRUE?
N a. There must be two portable toxic vapor detectors on board. N b. The cargo tank ventilation system must maintain the H2S vapor concentration at 1.85% or more by volume. Y c. Cargo temperature may be taken by portable thermometers. N d. The pressure in the heating coils in the tanks must be less than that of the cargo exerted on them. 74: The best information on the location of the blocks when dry docking a vessel is contained in the __________.
N a. shell expansion plan N b. docking diagram Y c. ship's docking plan N d. general arrangement plan 92: You start a centrifugal cargo pump to discharge cargo. The pump works for a while and then loses suction. This could be caused by __________.
N a. the pump running backwards Y b. incomplete priming N c. the discharge head being too high N d. All of the above 107: When may a seaman on a vessel engaged in foreign trade be paid before earning the wages?
Y a. The seaman may only draw an advance on earned wages. N b. Wages up to fifty percent of the seaman's base wage maybe advanced upon proof of serious family illness. N c. Wages equivalent to three days base wage may be advanced upon arrival in a foreign port. N d. The advance of wages is at the discretion of the master; however, a seaman cannot be in an overpaid status at signoff. 109: What is meant by "thieving" a petroleum cargo?
N a. Adjusting the cargo figures to coincide with the draft Y b. Determining the amount of water (if any) in each cargo tank N c. Reducing the gross cargo calculations to net amounts N d. Siphoning off a few barrels of petroleum for shipboard use 185: Before a Master relieves a Pilot of the conn, the __________.
Y a. Master should foresee any danger to the vessel on the present course N b. vessel must be in extremis N c. Master should agree to sign a release of liability form N d. Master must first request the Pilot to take corrective action 185: Before a Master relieves a Pilot of the conn, the __________.
Y a. Master should foresee any danger to the vessel on the present course N b. vessel must be in extremis N c. Master should agree to sign a release of liability form N d. Master must first request the Pilot to take corrective action 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 424: Faking a line means to __________.
Y a. arrange it on deck in long bights N b. coil it down on deck N c. put a whipping on it N d. stow it below 465: Which structural members improve a towing vessel's chance of surviving punctured shell plating?
N a. Stringers N b. Longitudinals Y c. Transverse watertight bulkheads N d. The rake 498: When the dew point of the outside air is higher than the dew point of the air in the cargo hold, you should __________.
N a. energize the exhaust blowers N b. energize the intake blowers Y c. not ventilate the cargo holds N d. ventilate the cargo holds 502: You are proceeding under NCS (Naval Control of Shipping) and wish to send a message warning of a hurricane. Which precedence would you assign this message?
N a. Z (FLASH) Y b. O (IMMEDIATE) N c. R (ROUTINE) N d. P (PRIORITY) 535: In illustration D044DG, the mooring line labeled "G" is called a(n) __________. (DO44DG )
N a. offshore bow line Y b. inshore bow line N c. forward breast line N d. forward spring line 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 623: When hugging a bank in a narrow channel, you should take precautions against_______________.
N a. bank suction, squat and the effects of vessels passing close aboard N b. clogged sea chests, plugged sea strainers and overheated machinery N c. striking underwater obstructions close to the bank Y d. All of the above 660: You receive word that a person has fallen overboard from the starboard side. You should FIRST __________.
N a. notify the Master Y b. put the wheel hard right N c. put the engines full astern N d. sound the man overboard alarm 689: When your tug reduces speed to shorten tow, the __________.
N a. length of the tow gets shorter as the strain is reduced N b. tow may continue its momentum and overtake the tug N c. towing hawser may drag the bottom and put the tug in irons Y d. All of the above 768: A cargo of canned foodstuff is packed in cartons. Each carton is 36 cubic feet and weighs 340 pounds. The stowage factor of the cargo is __________.
N a. 9.5 N b. 62 N c. 212 Y d. 237 834: A whipping on a fiber line __________.
Y a. keeps the ends from fraying N b. strengthens it N c. protects your hands N d. becomes part of a splice 888: You are going to load bales of wool having a stowage factor of 100 in #3 lower hold which has a bale cubic of 62,000. How many tons of the wool can be stowed in the compartment, assuming 10% broken stowage?
N a. 520 Y b. 558 N c. 620 N d. 654 906: A snag or other underwater obstruction may form a __________.
Y a. V-shaped ripple with the point of the V pointing upstream N b. V-shaped ripple with the point of the V pointing downstream N c. small patch of smooth water on a windy day N d. smoothing out of the vessel's wake 906: A snag or other underwater obstruction may form a __________.
Y a. V-shaped ripple with the point of the V pointing upstream N b. V-shaped ripple with the point of the V pointing downstream N c. small patch of smooth water on a windy day N d. smoothing out of the vessel's wake 1026: When making way in heavy seas you notice that your vessel's screw is being lifted clear of the water and racing. One way to correct this would be to __________.
N a. increase speed Y b. decrease speed N c. move more weight forward N d. shift the rudder back and forth several times 1054: Which mooring line has the least elasticity?
Y a. Dacron N b. Nylon N c. Esterlene N d. Polypropylene 1142: The hitch used to secure the standing part of a gantline to the horns of a stage is a __________.
Y a. marlinespike hitch N b. clove hitch N c. blackwall hitch N d. Killick hitch 1244: Nylon line is NOT suitable for __________.
N a. towing Y b. lashings N c. stoppers N d. mooring lines 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 1307: Which type of ice is a hazard to navigation?
N a. Ice rind N b. Pancake ice N c. Frazil ice Y d. Growlers 1376: Generally speaking, the most favorable bottom for anchoring is __________.
N a. very soft mud N b. rocky Y c. a mixture of mud and clay N d. loose sand 1511: A vessel has been damaged by fire. The survey shows the cost of repairs will exceed the value of the repaired vessel. This is an example of a(n) __________.
Y a. constructive total loss N b. salvage loss N c. actual loss N d. preferred loss 1579: What is the minimum standard for making an eye splice in a wire to be used as cargo gear?
Y a. Make three tucks with full strands, remove half the wires from each strand, and make two more tucks. N b. Make four tucks in each strand, cut away every other strand, and make two more tucks with each remaining strand. N c. Make four tucks with each full strand. N d. Make six tucks with each strand, removing a few wires from each strand as each additional tuck is made. 1600: A person who sees someone fall overboard should __________.
Y a. call for help and keep the individual in sight N b. immediately jump in the water to assist the individual N c. run to the radio room to send an emergency message N d. go to the bridge for the distress flares 1653: Which tool is used to open the strands of fiber lines when making an eye splice?
N a. Belaying spike Y b. Fid N c. Heaver N d. Pricker 1707: You are proceeding under NCS (Naval Control of Shipping) when it becomes necessary to send a distress message. What precedence would you assign this message?
N a. R (ROUTINE) N b. Z (FLASH) N c. P (PRIORITY) Y d. O (IMMEDIATE) 1764: The "square knot" is used for __________.
N a. forming temporary eyes in lines Y b. joining two lines of equal size N c. keeping line from unlaying or fraying N d. joining two lines of different size 1801: A vessel proceeding to London, England, from New York makes an unscheduled call at the port of Hamilton, Bermuda. What term is used to denote the voluntary departure from the usual course?
N a. Alteration Y b. Deviation N c. Liberty N d. Unscheduled stop 1815: "Ease the rudder" means to __________.
N a. steer the course which is your present heading N b. move the rudder slowly in the direction of the most recent rudder command N c. bring the rudder amidships Y d. decrease the rudder angle 1823: Chafing gear __________.
N a. reduces and prevents corrosion of standing rigging N b. prevents corrosion of running rigging Y c. reduces and prevents wear caused by the rubbing of one object against another N d. protects the body against extreme cold 2155: A case received for shipment has the markings shown. Each carton measures 13" X 15" X 23". What is the total cubic capacity the entire consignment will occupy if you assume 10% broken stowage? (D043DG )
N a. 779 cubic feet (22 cubic meters) Y b. 857 cubic feet (24 cubic meters) N c. 1047 cubic feet (30 cubic meters) N d. 112,125 cubic feet (3173 cubic meters) 2230: What is the name of tackle number 1? (D029DG )
Y a. Whip N b. One-fold purchase N c. Gun tackle N d. Runner 2234: Keeping certain cargoes separated because of their inherent characteristics is known as __________.
N a. overstowage Y b. segregation N c. spot loading N d. cargo typing 2259: You have determined the maneuvering characteristics of your vessel by taking radar ranges and bearings of an isolated light while making a turn. The results are as shown. Based on this data what is the advance for a turn of 90°? (D035DG )
N a. 490 yards N b. 350 yards Y c. 800 yards N d. 885 yards 2268: The helm command "shift your rudder" means __________.
N a. check the swing of the vessel N b. double your rudder angle or go to full rudder N c. bring your rudder amidships Y d. change from right rudder to left rudder, or vice versa, an equal number of degrees 2367: What is the volume of a sphere with a radius of 5 feet?
N a. 4,188.00 cubic ft. Y b. 523.60 cubic ft. N c. 129.62 cubic ft. N d. 65.44 cubic ft. 2475: The use of liners in riveted construction is eliminated by using __________.
N a. lapped construction N b. strapped construction Y c. joggled construction N d. belted construction 2479: Which type of weld testing can be used to detect internal flaws?
N a. Magnetic particle N b. Dye penetrant Y c. Ultrasonic N d. Chemical reaction 2568: You are proceeding along the right bank of a narrow channel aboard a right-handed single-screw vessel. The vessel starts to sheer due to bank suction/cushion effect. You should __________.
N a. stop engines and put the rudder left full N b. back full with rudder amidships N c. decrease speed and put the rudder right full Y d. increase speed and put the rudder right full 2598: Where, due to the arrangement of the vessel, lifejackets may become inaccessible, additional lifejackets shall be carried __________.
N a. for the people on bridge watch N b. for the forward lifeboats Y c. as determined by the OCMI N d. for 50% of the crew of the vessel, not including those assigned to engineering duties 2608: Most very large ocean going vessels, such as bulk carriers and large tankers, tend to squat __________.
Y a. by the bow N b. by the stern N c. at the end nearest the bottom N d. evenly fore and aft 2712: Which two Great Lakes are considered hydraulically as one?
N a. Lakes Superior - Huron Y b. Lakes Michigan - Huron N c. Lakes Erie - St. Clair N d. Lakes Erie - Ontario 2986: Sulfuric acid is a __________.
N a. clear syrupy liquid with no odor Y b. colorless-to-brown liquid with a choking odor when hot N c. colorless liquid with a pleasant fruity odor N d. whitish liquid with a faint, pleasant odor 3088: A "check" line is __________.
N a. a safety line attached to a man working over the side N b. used to measure water depth Y c. used to slow the headway of a barge N d. used to measure the overhead height of a bridge 3110: The number or name of a tank barge shall be __________.
N a. displayed in at least 4 different positions on the barge N b. carved on a wooden board and attached to the barge's hull N c. displayed as close to the navigation lights as possible Y d. displayed at the highest point of the barge's hull such that it can be seen from either side 3330: When towing astern, chafing gear should NOT be used on a hawser which is __________.
N a. attached to an "H" bitt Y b. attached to an automatic towing engine N c. held amidships by a gob rope N d. connected to a swivel 3431: A high cube container is designed specifically to __________.
Y a. carry low density cargoes N b. protect fragile cargoes N c. stow cargoes with concentrated weights such as machinery N d. carry cargoes of very low stowage factors 3570: As look-out, you spot an object 45° off your port bow. You should report the object as __________.
Y a. broad on the port bow N b. 3 points on the port bow N c. 3 points forward of the port beam N d. on the port beam 3960: The line with the most stretch is __________.
N a. manila Y b. nylon N c. polypropylene N d. dacron 4049: Tugs sometimes shackle a length of chain in the towline in order to __________.
N a. take the wear should the towline drag bottom N b. assure that if the towline is overstressed it will part close to the bridle N c. prevent the towline from whipping should it part Y d. put spring in the towline 4139: A disadvantage of using chain lashing on heavy vehicles aboard Ro-Ro vessels is that __________.
N a. it is easily damaged N b. it is affected by temperature Y c. the links lose strength if placed over corners N d. it has high initial cost 4154: What should you be concerned with when loading and securing vehicles aboard a Ro-Ro vessel?
N a. That all fuel is drained from the vehicles' tanks to prevent fire hazard Y b. The size, weight, and center of gravity of vehicle/cargo unit N c. The preferred stowage of vehicles is athwartships wherever possible N d. The vehicles' brakes should not be set to allow for adjusting the lashings