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.
45: Which shallow water effect will increase dramatically if you increase your ship's speed past its "critical speed"?
Y a. Squatting N b. Smelling the bottom N c. Sinkage N d. Bank cushion 243: A towing vessel becomes tripped while towing on a hawser astern. What factor is MOST important when assessing the risk of capsizing?
N a. Length of the towline Y b. Height of the towline connection N c. Longitudinal position of the towline connection N d. Direction of opposing force 277: Allied Naval Control of Shipping (NCS) has been established. Which statement is TRUE?
N a. The Naval Control of Shipping Organization of each nation will serve their own ships only. N b. Allied ships, which are at sea when an emergency is declared, will all be controlled by a central authority. N c. The conduct of US-flag ships in an allied port will be controlled by US NCS authorities. Y d. After Naval Control of Shipping has been established, permission to sail must come from local naval authorities or consular officers. 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 334: The space above the engine room is called the __________.
Y a. fidley N b. gold locker N c. middle hatch N d. noble 355: Generally, you can best keep a vessel under steering control when the vessel has __________.
Y a. headway N b. sternway N c. no way on, with engines stopped N d. no way on, with engines full ahead 364: A long ton is __________.
N a. 1,000 pounds N b. 2,000 pounds Y c. 2,240 pounds N d. 2,400 pounds 545: Repairing damage to the hull at or above the waterline reduces the threat of __________.
N a. free surface effects N b. capsizing Y c. continued progressive flooding N d. wind heel 558: A heated bulkhead has the effect on a hygroscopic commodity of __________.
N a. causing moisture to accumulate against the bulkhead N b. lowering the vapor pressure of the commodity N c. lowering the dew point of the air Y d. raising the vapor pressure of the commodity 638: Ship's officers should check every cargo compartment after it is filled with bulk grain to ensure __________.
N a. all lighting circuits are energized Y b. all void spaces are filled N c. the correct grade of cargo has been loaded N d. the heavier grade is in the lower hold 693: The effect of excessive catenary in shallow water may be __________.
N a. dragging the towing hawser along the bottom and chafing it N b. snagging sunken or submerged objects N c. slowing, stopping or endangering the towing operation by placing the tug in irons Y d. All of the above 990: Freeboard is measured from the upper edge of the __________.
N a. bulwark Y b. deck line N c. gunwale bar N d. sheer strake 1085: Which of the following statements concerning the rigging of bosuns' chairs and their use is TRUE?
N a. Always secure the gantline to the chair with a bowline. N b. Always have the chair hoisted with at least three turns on a winch drum. Y c. Any tools, paint pots etc. should be secured by lanyards. N d. When riding a stay, make sure that the bow of the shackle passes through the becket of the bridle. 1148: The document which acknowledges that the cargo has been received and is in the carrier's custody is called the __________.
Y a. Dock Receipt N b. Hatch Report and Recapitulation N c. Cargo Manifest N d. Stowage Plan 1150: In ship construction, frame spacing is __________.
N a. greater at the bow and stern Y b. reduced at the bow and stern N c. uniform over the length of the vessel N d. uniform over the length of the vessel, with the exception of the machinery spaces, where it is reduced due to increased stresses 1164: Which type of line floats?
N a. Dacron N b. Nylon N c. Old manila Y d. Polypropylene 1177: A "Mediterranean moor" should be used when __________.
N a. when anchoring in the Mediterranean Y b. when docking stern to a berth N c. when docking bow to a berth N d. when anchoring in a strong current 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 1445: What is an example of a fundamental objective of cargo stowage?
N a. Load so the trim does not exceed 3 feet by the stern. N b. Make maximum use of existing dunnage. N c. Separate wet and dry cargoes into separate holds. Y d. Prevent overcarriage by block stowage. 1455: Which letter represents a bowline on a bight? (DO30DG )
N a. H Y b. I N c. M N d. W 1513: Which knot is suitable for hoisting an unconscious person?
N a. Bowline in a bight Y b. French bowline N c. Fisherman's loop N d. Spider hitch 1609: For vessels fitted with cargo gear, an initial test of the units under a proof load shall be conducted. Subsequent tests and exams of the same nature shall be carried out at what time interval?
N a. 1 year N b. 3 years N c. 4 years Y d. 5 years 1615: A towing vessel should be on the crest of a wave at the same time as its tow and in the trough at the same time. The term used to describe this is __________.
N a. tow strain N b. catenary length Y c. being in step N d. Williamson's Tow 1697: Using the graph shown, if the dry bulb temperature is 85°, and the wet bulb temperature is 73°, what is the relative humidity in a cargo hold? (D008DG )
N a. 42% Y b. 55% N c. 67% N d. 85% 1703: What is the stress on the hauling part when lifting a 4,200 lbs. weight using a threefold purchase rove to advantage? (Allow 10 percent of the weight per sheave for friction.)
N a. 571.4 N b. 715.2 Y c. 960 N d. 1066.7 1835: Your vessel's operators send a message that your vessel has been consigned to Naval Control of Shipping. The message will refer you to __________.
Y a. Radio Aids to Navigation (PUB 117) N b. the Coast Pilot N c. the International Code of Signals (PUB 102) N d. the Light List 2084: A copy of the Articles of Agreement, less the signatures, is required to be posted. This document is called the __________.
Y a. Fo'c'sle Card N b. Articles Copy N c. Voyage Agreement N d. Shipping Articles 2111: You are anchoring in 16 fathoms of water. On a small to medium size vessel, the __________.
N a. anchor may be dropped from the hawsepipe Y b. anchor should be lowered to within 2 fathoms of the bottom before being dropped N c. scope should always be at least ten times the depth of the water N d. scope should always be less than 5 times the depth of the water 2120: Wale shores would be used when dry docking a vessel with __________.
N a. tumble home Y b. excessive deadrise N c. excessive trim N d. a list 2133: The S.S. Hollowpoint has a charter party in which the charterer assumes no responsibility for the operation of the vessel but pays stevedoring expenses. What is the name of the charter party?
N a. Bareboat N b. Dispatch Y c. Voyage N d. Demise 2161: A vessel loads 5000 tons of manganese ore. The railroad cars that brought the ore to the vessel were previously loaded with iron ore so the ore is contaminated. The agent requests the Master to sign a Clean Bill of Lading and in return the shipper will give him a Letter of Indemnity. What is the best procedure to follow?
N a. Sign a Clean Bill of Lading and accept the Letter of Indemnity. Y b. Refuse to sign a Clean Bill of Lading. N c. Sign the Clean Bill of Lading and have the agent countersign it. N d. Sign a Clean Bill of lading under protest. 2180: The weight of the container and its contents is supported on deck by what part(s)?
Y a. Four lower corner castings N b. Bottom, side, and end rails N c. Bottom flooring, side, and end rails N d. Bottom flooring only 2235: You are conducting trials to determine the maneuvering characteristics of your vessel. While making a turn, you take ranges and bearings of an isolated light with the results as shown. Based on this information, what is the advance for a turn of 75°? (D034DG )
Y a. 800 yards (720 meters) N b. 860 yards (774 meters) N c. 910 yards (819 meters) N d. 955 yards (860 meters) 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 2247: The knot lettered M in illustration DO30DG is a __________. (DO30DG )
N a. stopper N b. lashing N c. becket bend Y d. carrick bend 2346: What is the volume of a sphere with a radius of 11 feet?
N a. 506.75 cubic ft. N b. 696.78 cubic ft. Y c. 5,575.28 cubic ft. N d. 44,593.82 cubic ft. 2532: For a given weight of cargo, the stress on the heel block of a cargo boom __________.
N a. increases as the cargo closes the head while hoisting N b. increases if the cargo runner is doubled up Y c. decreases as the boom is topped to a greater angle N d. is determined by the thrust stresses on the boom 2590: Which method of adjusting mooring lines is MOST useful for leaving a boat free to rise and fall with the tide?
Y a. Crossing the spring lines N b. Slacking all forward running lines while keeping all after running lines taut N c. Doubling up on spring or breast lines N d. Slacking bow and stern lines 2688: What would have the greatest affect on a vessel's longitudinal strength?
N a. Collision damage to the bow, forward of the collision bulkhead Y b. Grounding damage to the bilge strake, just aft of midships N c. Extensive corrosion to the centerline deck plating N d. Damage to the side shell, midway between the bilge and the stringer plate 2738: Assume that your vessel has just entered Lake Michigan via the Straits of Mackinac and is proceeding south to Chicago. Which statement is TRUE with respect to the aids to navigation you will encounter along this route?
N a. Aids to navigation are serviced jointly by the U.S. and Canadian Coast Guard. Y b. Red buoys should be passed down your starboard side. N c. Green buoys mark the location of wrecks or obstructions which must be passed by keeping the buoy on the right hand. N d. All solid colored buoys are numbered, the red buoys bearing odd numbers and green buoys bearing even numbers. 2870: A single-screw vessel going ahead tends to turn more rapidly to port because of propeller __________.
N a. discharge current N b. suction current Y c. sidewise force N d. thrust 2949: A vessel which is being assisted by an icebreaker should indicate that he is ready to cast off the towline (if one is used) by __________.
Y a. displaying code letter "Y" (Yankee) N b. sounding five short blasts of his whistle N c. displaying code numeral "5" N d. sounding one prolonged blast of his whistle 2976: Which statement is TRUE with respect to shiphandling procedures in ice?
N a. Never go "full astern" at any time while in ice. Y b. Go astern in ice with extreme care - always with rudder amidships. N c. Enter ice at medium speeds to reduce impact. N d. The presence of a snow cover on the ice assists a vessel's progress through an ice field. 3012: Which statement about the ventilation of bulk coal is TRUE?
N a. Coal should not be ventilated; all oxygen should be excluded from the cargo. N b. Coal should be through-ventilated to remove methane and reduce the heat of spontaneous combustion. N c. Coal should be ventilated only if temperatures in the center of the cargo exceed 125°F. Y d. Coal should be surface ventilated only. 3031: Before a Master relieves a Pilot of the conn, the __________.
N a. vessel must be in extremis N b. Master must request the Pilot to take corrective action N c. Master should release the Pilot from all liability Y d. Master should foresee any danger to the vessel on the present course 3068: While loading a cargo of grain, your vessel develops a list to starboard. This will be corrected by __________.
N a. the compensating tanks on the high side Y b. the list man changing the discharge location of the chutes N c. allowing the grain to level itself as the hold fills to the spar deck level N d. trimming the final loading cone by hand 3083: You are signing on crew members. The minimum number of people required aboard, and the qualifications of each, is listed on the __________.
N a. fo'c'sle card N b. Crew list N c. Articles of Agreement Y d. Certificate of Inspection 3171: A high cube container would most likely be used to stow __________.
N a. dense bulk cargoes Y b. household appliances N c. fragile cargoes N d. heavy industrial machinery 3248: The rope which is the lightest is __________.
N a. manila N b. nylon Y c. polypropylene N d. dacron 3282: What term indicates the immersed body of the vessel aft of the parallel mid-body?
Y a. Run N b. Stern N c. Counter N d. Flow 3346: When connecting the tow bridle to a tug, the end of the bridle is passed with a __________.
N a. heaving line N b. shot line N c. high line Y d. messenger line 3414: You are lifting a 3-ton weight with a single whip rove on a swinging boom set at an angle 20° to the horizontal. Use the formula for the size of a shackle with a safe working load and determine the minimum size shackle that should be used to secure the head block to the boom.
Y a. 1 3/8 inch N b. 1 1/2 inch N c. 1 5/8 inch N d. 1 3/4 inch 3432: A vessel is wind rode when it is __________.
Y a. at anchor and heading into the wind N b. backing into the wind N c. carrying lee rudder N d. necessary to apply a leeway correction to the course 3556: The choice of length of tow bridle legs is governed by the __________.
N a. expected towing forces N b. capability of retrieving gear N c. freeboard of the unit being towed Y d. need to reduce yaw 3694: Your enrolled vessel is bound from Baltimore, MD, to Norfolk, VA, via Chesapeake Bay. Which statement about the required pilot is TRUE?
N a. The pilot must be licensed by Virginia or Maryland. N b. The Pilot must be licensed by either Virginia or Maryland. N c. The Pilot must be licensed by Virginia, Maryland and the Coast Guard. Y d. The Pilot need only by licensed by the Coast Guard. 4088: With a given load on the cargo hook, the thrust on a cargo boom __________.
Y a. increases as the angle to the horizontal increases N b. increases as the angle to the horizontal decreases N c. is greatest at an angle of 45° and decreases as the boom is raised or lowered N d. is least at an angle of 45° and increases as the boom is raised or lowered 4125: Which variable factor affects the initial lashing requirements aboard Ro-Ro vessels?
N a. Age of vehicle or cargo unit Y b. Size and weight of vehicle/cargo unit N c. Reputation of shipper concerning condition of cargo N d. Air pressure in the vehicles tires 4236: What is another description for a tandem crane lift?
N a. Single crane hoisting 30 tons N b. Twin cranes hoisting 60 tons Y c. Quad lift hoisting 120 tons N d. All of the above 4257: Which of the following statement(s) is/are TRUE regarding twin pedestal cranes?
N a. A slew drive system provides for rotation of each crane. N b. An independent slew drive system rotates the turntable. N c. Each crane is supplied with luff, hoist, and slew functions for crane load handling. Y d. All of the above 4268: Which statement is TRUE concerning the tandem working arrangement of pedestal cranes when completing a quad lift?
N a. The cargo discharge can be accomplished with controlled pendulation. Y b. The discharge is slow due to the size of the cargo and all the cranes working together. N c. The cargo discharge can be performed in port or at anchor. N d. The cranes enable the handling of heavy cargos without shoreside assistance.