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.
43: In illustration D044DG, the mooring line labeled "D" is called a(n) __________. (DO44DG )
Y a. after spring line N b. forward spring line N c. waist breast line N d. stern line 86: 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 N c. centerline Y d. center of gravity 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 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 306: You are aboard a single-screw vessel with a right-handed propeller. The vessel is dead in the water and the rudder is amidships. If you reverse your engine you would expect your vessel to __________.
Y a. kick its stern to port N b. kick its stern to starboard N c. move astern without swinging N d. swing its stern to starboard, then to port 372: Keeping the draft at or below the load line mark will insure that the vessel has adequate __________.
N a. ballast Y b. reserve buoyancy N c. displacement N d. rolling periods 518: Which factor is MOST important in preventing sweat damage within a cargo hold?
Y a. Dew point of the cargo hold N b. Dew point of the outside atmosphere N c. Outside air temperature N d. Temperature of the cargo 552: Which type of bridle is the most effective for a heavy ocean tow?
N a. Nylon because of its strength N b. Polypropylene because it floats and is easier to handle Y c. Stud link anchor chain for chafe resistance and strength N d. Wire rope for flexibility and strength 571: You are in port A in the United States, and your Certificate of Inspection has expired. You wish to go to port B in the United States for repairs and to complete the inspection. If the Officer-in-Charge Marine Inspection deems it safe, he may issue a __________.
N a. Certificate of Seaworthiness N b. Limited Certificate of Inspection N c. Temporary Certificate of Inspection Y d. Permit to Proceed 607: A lashing used to secure two barges side by side, lashed in an "X" fashion, is called a __________.
Y a. scissor wire N b. towing wire N c. breast wire N d. cross wire 633: A tug is best positioned for towing and maneuvering on rivers and other restricted waters where wave action is limited when __________.
Y a. directly astern and pushing the tow N b. towing on a hawser N c. towing alongside and parallel to the vessel it is towing N d. towing on the hip 810: In nautical terminology a "dog" is a __________.
N a. crow bar Y b. device to force a water tight door against the frame N c. heavy steel beam N d. wedge 864: During the manufacture of line, yarns are twisted together in the __________.
Y a. opposite direction from which the fibers are twisted together to form strands N b. same direction the fibers are twisted to form strands N c. opposite direction from which the fibers are twisted together to form the line N d. opposite direction from which the fibers are twisted together forming cables 882: The owner or Master of a towing vessel that tows astern must keep records of the towline(s) that include all of the following information EXCEPT _____________ .
N a. the towline's initial minimum breaking strength as determined by the manufacturer Y b. an invoice showing the cost of the towline N c. the towline's nautical miles of use or time in service N d. the history of loading of the towline 913: When commencing cargo operations on a container ship, one cell at a hatch is generally discharged completely (to the bottom of the ship) before removing any containers from the adjoining cells to ____________.
N a. remove an existing list that would slow down cargo operations Y b. initiate loading in conjunction with unloading at the hatch N c. improve stability during cargo operations N d. allow longshoremen easy access to the hatch 972: The "rudder adjustment" control on an autopilot steering stand is used to __________.
N a. align the rudder angle indicator with the true rudder angle Y b. set the number of degrees of rudder per degree of course error N c. set the departure from base course before actuating the rudder N d. set the rate at which the rudder responds 985: You have the "conn" at the time the helmsman who is steering by hand reports that the rudder is not responding to the wheel. Your FIRST action should be to __________.
N a. call the engineroom and report that you have lost steering N b. signal the engineroom to stop the engines Y c. shift the selector switch to the other steering system N d. call the Master 994: Manila lines in which the strands are right-hand laid __________.
Y a. should be coiled in a clockwise direction N b. should be coiled in a counterclockwise direction N c. may be coiled either clockwise or counterclockwise N d. should never be coiled 1000: The "Mode" selector switch can be positioned and select all of the following EXCEPT __________.
Y a. weather adjustments N b. hand-electric steering N c. automatic gyro N d. non-followup control 1036: What is meant by the term "broaching to"?
N a. Having the vessel head toward the sea N b. Running before a sea Y c. Being turned broadside to the sea N d. Having the vessel filled with water 1036: What is meant by the term "broaching to"?
N a. Having the vessel head toward the sea N b. Running before a sea Y c. Being turned broadside to the sea N d. Having the vessel filled with water 1050: The "margin plate" is the __________.
Y a. outboard strake of plating on each side of an inner bottom N b. outer strake of plating on each side of the main deck of a vessel N c. plate which sits atop the center vertical keel N d. uppermost continuous strake of plating on the shell of a vessel 1115: The proper way to correct a mistake in the logbook is to __________.
N a. draw several lines through the entry, rewrite, and initial the correction Y b. draw a line through the entry, rewrite, and initial the correction N c. completely black out the entry, rewrite, and initial the correction N d. erase the entry and rewrite 1135: What equipment is customarily used when seamen are working on a stage rigged over the side of a vessel?
N a. Jacob's ladder N b. Manropes N c. Heaving lines Y d. All of the above 1159: Which product is most likely to accumulate static electricity?
N a. Crude oil N b. Hard asphalt Y c. Lubricating oil N d. Residual fuel oil 1200: Your vessel's operators send a message that your vessel has been consigned to Voluntary Naval Control of Shipping. The message will refer you to __________.
N a. the Light List N b. the International Code of Signals (PUB 102) Y c. Radio Aids to Navigation (PUB 117) N d. the Coast Pilot 1232: You have the "conn" at the time the helmsman who is steering by hand reports that the rudder is not responding to the wheel. Your FIRST action should be to __________.
N a. check that the wheel is firmly connected to the shaft N b. signal the engineroom to "Standby the Engines" N c. set the "Mode" switch to "Auto" and steer by auto-pilot Y d. switch to the other steering pump 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 1380: The deck beam brackets of a transversely framed vessel resist __________.
N a. hogging stresses N b. sagging stresses Y c. racking stresses N d. shearing stresses 1400: The half-breadth plan is __________.
N a. an endwise view of the ship's molded form N b. a plan with the forebody to right of centerline and afterbody to the left of centerline N c. a longitudinal side elevation Y d. usually drawn for the port side only 1439: Which part provides for transverse control and positioning of a boom in a conventional yard and stay system?
Y a. Guy N b. Shroud N c. Spider N d. Topping lift 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 1617: Using the graph in illustration D008DG, if the dry bulb temperature is 84°, and the wet bulb temperature is 81°, what is the relative humidity in a cargo hold? (D008DG )
N a. 71% N b. 79% N c. 81% Y d. 87% 1686: When weighing anchor in a rough sea, how would you avoid risk of damaging the bow plating?
N a. Heave it home as fast as you can. N b. Heave it home intermittently, between swells. Y c. Leave the anchor under foot, until the vessel may be brought before the sea. N d. Wait for a calm spot between seas, then house it. 1738: Which vessel is required by regulations to have an Official Logbook?
Y a. A 100-gross ton tug on a trip between Baltimore, Maryland, and San Pedro, California. N b. A 199-gross ton tug on a coastwise trip of 610 miles. N c. A 66-gross ton tug operating between states. N d. All of the above 1750: A grapnel is a __________.
N a. device for securing a chain topping lift N b. hook to prevent the anchor cable from slipping Y c. device used to drag for a submerged cable or line N d. type of clam bucket used for discharging bulk cargo 1762: What is the perimeter of a circle with a radius of 2.5 feet?
N a. 7.86 ft Y b. 15.71 ft N c. 19.63 ft N d. 22.71 ft 1775: Your containership has a container displaying a hazardous cargo placard. The placard has the number 2224 on it. This indicates that it is carrying what cargo?
N a. Hexanol N b. Acrylic acid Y c. Benzonitrile N d. Propadiene, inhibited 1802: Which picture represents a bowline? (DO30DG )
N a. G N b. H N c. L Y d. Q 1822: What is the principal danger in attempting to swing a barge on a hawser in order to slow the barge's speed?
N a. Dangerous wakes may result from the swinging barge and capsize the tug. N b. The barge may swing too quickly and run over the tug. N c. Free surface effect of liquid inside the barge may rupture the barge bulkheads if the turn is too quick. Y d. The barge may pass under the hawser and capsize the tug. 1845: You are proceeding under NCS (Naval Control of Shipping) and wish to send a message concerning an initial enemy contact. Which precedence would you assign this message?
N a. O (IMMEDIATE) N b. P (PRIORITY) Y c. Z (FLASH) N d. R (ROUTINE) 1862: How much force would be required to lift a weight of 200 lbs. using a gun tackle rigged to disadvantage (do not consider friction)?
N a. 50 lbs. Y b. 100 lbs. N c. 150 lbs. N d. 200 lbs. 2043: A mooring line that prevents a vessel from moving sideways away from the dock is a __________.
N a. bow line Y b. breast line N c. stern line N d. spring line 2141: You are Master of a vessel that is sold in a foreign country after discharge of cargo. What is your responsibility to the crew in regards to return to the United States?
N a. You must provide air transportation to the nearest port of entry in the United States. Y b. You must provide passage to the port of original engagement. N c. There is no requirement for return to the United States provided the voyage has exceeded 4 weeks duration. N d. The crew can be employed on another United States vessel, but only if it is returning to the port of original engagement. 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. 2191: A wooden deck installed on top of the plating lettered N is known as __________. (D033DG )
N a. spar decking N b. furring Y c. ceiling N d. flooring 2204: While writing in the logbook at the end of your watch, you make an error in writing an entry. What is the proper way of correcting this error?
N a. Blot out the error completely and rewrite the entry correctly. N b. Carefully and neatly erase the entry and rewrite it correctly. Y c. Cross out the error with a single line, write the correct entry, and initial it. N d. Remove this page of the log book and rewrite all entries on a clean page. 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 2360: Splices made in nylon should __________.
N a. be long splices only Y b. have extra tucks taken N c. be short splices only N d. be around a thimble 2569: When discharging an oil cargo, the first consideration is to __________.
Y a. get the bow up N b. discharge from the wings first N c. discharge from the centerline tanks first N d. discharge from amidships first 3069: Atmospheres laden with coal dust or grain dust caused by loading these cargoes __________.
N a. require loading operations to be shut down until the atmosphere clears N b. are toxic to human life N c. are subject to spontaneous combustion Y d. may be explosive in some concentrations 3134: When using two tugs to assist in mooring a large, deeply laden ship, the most powerful tug is usually placed __________.
Y a. forward to control the bow N b. amidships to move the entire vessel evenly N c. aft to assist the ship's rudder and propeller N d. anywhere, since the maneuverability of the tug governs the placement not the power 3291: The riding pawl is __________.
N a. a safety interlock in a cargo winch that prevents the runner from overspeeding Y b. a stopper that prevents the anchor cable from running free if the cable jumps the wildcat N c. the device that locks the deck lashings of the Peck and Hale system N d. the lug that rides on the eccentric rib and engages the locking ring on the windlass 3300: You are heading into the sea during rough weather. Having too much weight forward can cause your small boat to __________.
N a. broach Y b. plunge into the wave N c. rise rapidly over the wave N d. list 3442: The part of the anchor indicated by the letter J is the __________. (D038DG )
N a. crown N b. shank Y c. bill N d. tip 3465: Which type of anchor is illustrated? (D038DG )
Y a. Stockless N b. Danforth N c. Old-fashioned N d. Kedge 4108: Any vehicle to be loaded aboard a Ro-Ro vessel must __________.
N a. weigh less than 22 tons Y b. be provided with an effective braking system N c. have securing points with each aperture capable of accepting more than one lashing N d. All of the above 4157: Which of the following element(s) should be taken into account in the preparation of the "Cargo Securing Manual"?
N a. Duration of the voyage N b. Types of cargo units and vehicles to be carried N c. Weight of cargo units and vehicles Y d. All 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 4227: Which of the following is/are the component(s) of a twin crane set as shown? (D047DG )
N a. Foundation assembly N b. Turntable assembly N c. Crane house assembly Y d. All of the above