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.
34: Your vessel has been loaded in a sagging condition. Enroute you encounter heavy weather and notice buckling in the midships deck plating of your vessel. To relieve the strain you could __________.
N a. pump fuel oil from midships to the ends of the vessel N b. reduce speed N c. take a course which most eases the vessel Y d. All of the above 93: A lookout can leave his station __________.
Y a. only when properly relieved N b. at the end of the watch N c. 15 minutes before the end of the watch N d. at any time 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 212: Your vessel is port side to a pier with a spring line led aft from the bow. In calm weather, putting the engines ahead with the rudder hard left should bring __________.
Y a. the bow in and the stern out N b. both the bow and stern in N c. the bow out and the stern in N d. both the bow and stern out 223: Who is responsible for providing urine specimen collection kits to be used following a serious marine incident?
N a. Qualified medical personnel Y b. The marine employer N c. The U.S. Coast Guard N d. The local police department 264: The total weight of cargo, fuel, water, stores, passengers and crew, and their effects, that a ship can carry, is the __________.
N a. bale cubic Y b. deadweight N c. gross tonnage N d. loaded displacement 293: Which space(s) is(are) NOT exempt when measuring gross tonnage?
N a. Auxiliary machinery spaces above the deck N b. Steering gear room Y c. Cargo holds N d. Galley in a deckhouse 384: A "strongback" refers to a __________.
Y a. bar securing a cargo port N b. centerline vertical bulkhead N c. deep beam N d. spanner stay 410: You are loading a cargo tank on your container ship. The tank displays the red label shown. Which statement is TRUE? (D023DG )
Y a. The tank contains propylene. N b. The tank's volume is 1077 cubic feet. N c. There are three tanks in the shipment. N d. The tank contains an oxidizing material. 414: To "ease" a line means to __________.
N a. cast off N b. double up so that one line does not take all the strain Y c. pay out line to remove most of the tension N d. slack it off quickly 429: A tank is loaded with 9,000 barrels of gasoline. The temperature of the product is 90°F (32°C), and it has a coefficient of expansion of .0008. What is the net amount of cargo loaded?
N a. 8856 bbls Y b. 8784 bbls N c. 8820 bbls N d. 9216 bbls 458: Sweat damage will occur in a cargo hold containing cased machinery when the __________.
N a. air temperature of the hold is higher than the temperature of the outside air Y b. dew point of the hold is higher than the temperature of the ship's skin N c. dew point of the outside air is lower than the temperature of the cargo N d. outside air temperature is colder than the temperature of the cargo 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 902: The number of able seamen required on board is stated in the __________.
N a. American Bureau of Shipping code N b. Solas Certificate N c. Classification Certificate Y d. Certificate of Inspection 958: You are in a tropical port. The refrigeration machinery on a container loaded with air-cooled fruit fails. It cannot be repaired for 18 to 24 hours. Which step should you take to reduce the temperature rise and spoilage of the fruit?
N a. Discharge a cylinder of nitrogen into the container Y b. Shade the container and periodically hose it down N c. Seal any ventilation openings and add dry ice N d. Spread ice over the top layer and in any voids within the container 977: An ocean tow is sinking in deep water. Attempts to sever the towing hawser are unsuccessful. Which action should now be taken?
N a. Abandon the towing vessel. N b. Radio for emergency assistance. Y c. Slip the towline and allow it to run off the drum. N d. Secure all watertight openings on the towing vessel. 1002: While steering by autopilot you notice that the vessel has deviated 15 degrees from course and there is no corrective rudder being applied. As a standard operating procedure you may need to __________.
N a. check the setting of the rudder adjustment N b. check the setting of the weather adjustment N c. immediately engage the trick wheel Y d. switch to the other steering system 1116: On a single-screw vessel, when coming port side to a pier and being set off the pier, you should __________.
N a. swing wide and approach the pier so as to land starboard side to N b. approach the pier on a parallel course at reduced speed Y c. make your approach at a greater angle than in calm weather N d. point the vessel's head well up into the slip and decrease your speed 1121: What should be readily available on deck while seamen are working over the side on a stage?
Y a. Rng buoy N b. Fire extinguisher N c. First aid kit N d. Stokes basket 1124: Which material makes the strongest mooring line?
N a. Sisal N b. Manila Y c. Nylon N d. Polyethylene 1140: In a transversely framed ship, the transverse frames are supported by all of the following EXCEPT __________.
N a. girders N b. longitudinals N c. side stringers Y d. web plates 1328: The declaration made by the Master when he anticipates hull and/or cargo damage due to unusual weather conditions is a __________.
Y a. Note of Protest N b. Notice of Casualty N c. Portage Bill N d. Bottomry Bond 1559: It is permissible to place an eye splice in wire rope used as cargo gear providing the splice is made using __________.
N a. two tucks with whole strands and one tuck with one-half strand Y b. three tucks with whole strands and two tucks with 1/2 the wire cut from the tucking strand N c. three tucks with whole strands N d. two tucks with whole strands and three tucks with half strands 1643: The splice designed to pass easily through a block is called a(n) __________.
N a. eye splice N b. short splice Y c. long splice N d. block splice 1694: A "whipping" is __________.
N a. a messenger N b. a stopper for nylon line N c. a U-bolt for securing a cargo whip to the winch drum Y d. turns of twine around a rope end 1724: A "bowline" is used to __________.
N a. join lines of equal size Y b. form a temporary eye (loop) at the end of a line N c. be a stopper N d. keep a line from fraying 1748: An Official Logbook is required on which vessel?
N a. A 150-G.T. tug going from Boston to New Orleans. Y b. A 100-G.T. tug going from New York to San Pedro, California. N c. A 50-G.T. tug going from Miami to Seattle. N d. A 199-G.T. tug on a coastwise trip of 650 miles. 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 1844: A wooden float placed between a ship and a dock to prevent damage to both is called a __________.
Y a. camel N b. dolphin N c. rat guard N d. wedge 1914: You need to make a fixed loop at the end of a line in order to use the line as a mooring line. You have insufficient time to make a splice. Which knot should you use?
N a. Clove Hitch N b. Fisherman's Bend Y c. Bowline N d. Round-turn and two half hitches 1960: The knot lettered G in the illustration is a __________. (DO30DG )
N a. round turn and two half hitches Y b. fisherman's bend N c. timber hitch N d. barrel hitch 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% 1974: In a national emergency, when communicating via the Navy, messages are sent by precedence. A message designated PRIORITY will be delivered within __________.
Y a. 1 to 6 hours N b. 30 minutes to 1 hour N c. 3 hours to start of business the following day N d. 10 minutes if possible 1994: The space indicated by the letter J is known as the __________. (D033DG )
Y a. double bottom N b. flooding barrier N c. floor space N d. bilge tank 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 2143: Your vessel was damaged and initially assumed a significant list and trim; however, further increase has been slow. Based on this data, what should you expect?
N a. The slowing is only temporary and the vessel will probably suddenly capsize or plunge from loss of stability due to change in the waterplane area. Y b. The vessel can probably be saved if further flooding can be stopped. N c. The vessel will continue to slowly list and/or trim due to the free surface effect and free communication effect. N d. The vessel will suddenly flop to the same or greater angle of list on the other side and may capsize. 2151: Many dangerous cargoes are stowed on deck because of the __________.
N a. danger to crew and cargo N b. necessity of periodic inspection N c. possible need to jettison Y d. All of the above 2271: You are signing on a crew. You can determine the minimum number and qualifications of the crew that you are required to carry by consulting which document?
N a. Crew list Y b. Certificate of Inspection N c. Articles of Agreement N d. fo'c'sle card 2391: Determine the weight of a rectangular piece of 40.8 lbs. steel measuring 3 feet by 5 feet.
N a. 326.4 lbs N b. 453.6 lbs Y c. 612.0 lbs N d. 1224.0 lbs 2464: Which term describes a part of a natural fiber line?
Y a. Yarns N b. Twines N c. Lacings N d. Lays 2490: The best method of protecting that portion of a fiber anchor line nearest the anchor from chafing on the bottom is by __________.
N a. using a small scope ratio Y b. replacing that portion with a short length of chain N c. using a hockle to keep that portion of the anchor line off the bottom N d. using a synthetic line 2492: When a tug makes up to a large vessel, the spring line should lead from the forwardmost part of the tug so that __________.
N a. friction on the spring line is minimized N b. the length of the spring line is minimized N c. the head line and spring line can be worked simultaneously Y d. the tug can pivot freely 2572: A tug would NOT assist a ship to steer if the tug is made up to the large vessel __________.
N a. by a tow line ahead of the vessel N b. forward on either bow of the vessel Y c. approximately amidships of the vessel N d. on the vessel's quarter 2659: The shearing stresses on a ship's structure are usually greatest at __________.
N a. the bow N b. the stern N c. midships Y d. the ship's quarter-length points 2748: The Lake Carriers Association and the Canadian Shipowners Association prescribe separation routes for upbound and downbound vessels on the Great Lakes. The recommended courses for these routes are shown on the Great Lakes Charts in the form of __________.
Y a. red or magenta figures over a segmented course line track N b. red figures over a solid course line track N c. black figures over a segmented course line track N d. green figures over a solid course line track 2911: The wooden plug inserted in the vent of a damaged tank should be removed if you are going to __________.
Y a. pump from the damaged tank N b. fight a fire N c. abandon ship N d. use the crossover system 2964: "Seiche" is defined as a(n) __________.
N a. unusually strong storm system which approaches the Great Lakes System generally from the Northeast N b. lake current which is predominant during the spring and fall navigation season on the Great Lakes Y c. oscillation caused by the diminishing of forces which cause lake level fluctuations N d. higher than normal high water or lower than normal low water 3009: While loading cargo, a white trimming light on the starboard side comes on. This indicates that __________.
Y a. the vessel has a list of about 1` to starboard N b. the chutes should be directed to the starboard side N c. the chutes in No. 1 hold should be directed to the starboard side N d. a severe list to starboard has developed and all loading should cease 3044: When you have a tow alongside, your stern should extend aft of the tow in order to __________.
N a. avoid obscuring your stern light N b. provide a better lead for your lines Y c. obtain better steering control N d. let the barge deflect floating objects from your propeller 3050: Which characteristic is an advantage of a butterfly valve as compared to a gate valve?
N a. Precise control over cargo flow Y b. Quick operation N c. No resistance to cargo flow when open N d. Less maintenance required 3067: A lashing used to secure two barges side by side, lashed in an "X" fashion, is called a __________.
N a. face wire N b. cross wire Y c. scissor wire N d. breast wire 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 3170: A license for apprentice mate (steersman) of uninspected towing vessels shall be renewed within what time period before or after the expiration date?
N a. 30 days N b. 90 days N c. 6 months Y d. 12 months 3230: After a collision or accident involving an uninspected vessel, regulations require that the operator assist persons affected, but only if the operator can do so without __________.
N a. further damaging the other vessel N b. undue delay Y c. serious danger to his or her own vessel N d. creating a panic on either vessel 3288: The angular movement of a vessel about a horizontal line drawn from its bow to its stern is __________.
N a. pitching Y b. rolling N c. heaving N d. swaying 3689: The wildcat is linked to the central drive shaft on most windlasses by __________.
N a. an electromagnetic brake N b. a hydraulic coupling N c. aligning the keyways on both and inserting a key Y d. a mechanical coupling where lugs engage detents 3742: It is good practice to use long towlines for ocean tows because the __________.
N a. wear on the towline is equalized N b. weight of the towline increases the towing force Y c. dip in the towline absorbs shock loads N d. danger of overriding is reduced 4106: Which of the following are considered to be "road vehicles" that can be carried on Ro-Ro vessels?
N a. Semi-trailer N b. Road train N c. Articulated road train Y d. All of the above 4240: It is the responsibility of the crane operator to, at all times, be aware of the location of the __________.
N a. load N b. hook N c. boom Y d. All of the above 4259: Which statement is FALSE regarding the operation of a crane?
N a. The crane jib is raised and lowered by the luffing winch. N b. The cargo block is raised and lowered by the hoisting winch. Y c. The cargo block is raised and lowered by the luffing winch. N d. None of the above