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.
18: To determine the weight capacity of a deck in a cargo hold, you would refer to the __________.
N a. deadweight scale Y b. deck capacity plan N c. cubic capacity tables N d. general arrangement plan 94: All of the following records are usually maintained by the watch-standing officers aboard a vessel EXCEPT the __________.
N a. deck logbook Y b. official logbook N c. compass record book N d. chronometer error book 140: Your tankship is carrying a 30% solution of hydrogen peroxide. The cargo containment system must have a permanent inert gas system. While discharging this cargo the inert gas system must maintain a minimum pressure of __________.
Y a. 0.5 psig N b. 3.0 psig N c. 5.0 psig N d. atmospheric pressure 184: You are standing look-out duty at night. A dim light on the horizon will be seen quickest by looking __________.
N a. at an area just a little below the horizon N b. at the horizon, where the sky and water appear to meet Y c. a little above the horizon N d. well below the horizon 195: You are transporting dangerous cargo on your vessel. The Dangerous Cargo Manifest must be signed by the __________.
N a. shipper N b. U.S. Coast Guard Marine Inspector Y c. Master or his authorized representative N d. Master only 290: What is NOT a form used by ice support services to disseminate information?
N a. Ice Analyses N b. Ice Forecasts N c. Ice Outlooks Y d. Ice Bulletins 309: When planning the loading or discharging of a VLCC (100,000 DWT+) what is the most important consideration?
N a. Draft and trim Y b. Limits of the bending moments N c. Rate of discharging N d. Rate of loading 327: You are on a multiple product tankship and carrying methyl acrylate, diethanolamine, and triethylamine. Which statement is TRUE?
N a. Methyl acrylate may be loaded in a tank adjacent to diethanolamine but not triethylamine. Y b. The heating coils to the cargo tank loaded with methyl acrylate must be blanked off. N c. Valve components made of aluminum, copper, or zinc may not be in contact with the cargoes. N d. Each crew member working on deck must have an emergency escape breathing apparatus. 398: Peck and Hale gear is used most commonly for securing __________.
Y a. automobiles N b. baled cargo N c. large wooden crates N d. palletized cargo 435: The amount of force a tug can exert on a stationary pull is called its __________.
N a. brake horsepower N b. indicated horsepower N c. shaft horsepower Y d. bollard pull 446: A twin-screw vessel can clear the inboard propeller and maneuver off a pier best by holding a(n) __________.
N a. forward spring line and going slow ahead on the inboard engine N b. after spring line and going slow astern on the outboard engine N c. forward spring line and going slow ahead on both engines Y d. forward spring line and going slow ahead on the outboard engine 461: Where is the best location to install a towing hook?
N a. Forward of the towing bitts N b. On the fantail N c. Near the Norman Pins Y d. Just aft of amidships 471: The official identification of a vessel is found in the __________.
N a. Certificate of Inspection N b. Classification Certificate N c. Load Line Certificate Y d. Certificate of Documentation 488: Which data can NOT be found on a moisture equilibrium chart?
N a. Dry bulb temperature N b. Moisture content N c. Vapor pressure Y d. Wet bulb temperature 491: A change of a documented vessel's name can only be made by the __________.
N a. American Bureau of Shipping N b. Commissioner of Customs N c. Treasury Department Y d. Coast Guard 674: Stuffer-braid rope has __________.
Y a. a yarn core N b. no core N c. three strands N d. 12 threads 675: An advantage of the modified Christmas Tree towing method is to __________.
N a. increase the towing hawser's catenary and provide more spring Y b. reduce catenary, allow operation in shallower water, and to release one barge without breaking up the entire tow N c. enable one tug and its crew without any outside assistance to make up or break down the tow N d. provide rapid delivery of logs from the northwestern United States to Hawaiian sawmills 711: If an alien stowaway is discovered aboard your vessel, his name must be placed on the __________.
N a. Alien Crew List N b. Crew List N c. Passenger List Y d. separate Passenger List marked stowaways 914: When natural fiber rope gets wet, the __________.
N a. overall strength of the line will decrease Y b. line shrinks in length N c. line will become more elastic N d. line will be easier to handle 939: What is the purpose of pressure-vacuum relief valves?
N a. Regulation of discharge pressure from cargo pumps N b. Maintaining constant velocity in cargo lines N c. Regulation of suction head on cargo pumps Y d. To maintain a tank or void at atmospheric pressure 1015: The tankship Northland is loaded as shown. Use the salmon colored pages in the Stability Data Reference to determine the sagging numeral. (Get Table Data)
N a. 71.07 numeral N b. 74.95 numeral N c. 77.56 numeral Y d. 78.29 numeral 1015: The tankship Northland is loaded as shown. Use the salmon colored pages in the Stability Data Reference to determine the sagging numeral. (Get Table Data)
N a. 71.07 numeral N b. 74.95 numeral N c. 77.56 numeral Y d. 78.29 numeral 1088: As Master or person in charge, you must notify the U.S. Coast Guard if an injury leaves a crewman unfit to perform routine duties for more than __________.
N a. 24 hours N b. 48 hours N c. 72 hours Y d. Any amount of time 1094: Which statement is TRUE with respect to the elasticity of nylon mooring lines?
N a. Nylon can stretch over forty percent without being in danger of parting. N b. Nylon can be elongated by one-hundred percent before it will part. N c. Nylon will part if it is stretched any more than twenty percent. Y d. Under load, nylon will stretch and thin out but will return to normal size when free of tension. 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 1134: The critical point in nylon line elongation is about __________.
N a. 20% N b. 30% Y c. 40% N d. 50% 1246: When a tug is pulling on a hawser at right angles to the ship, and the pilot wants to come ahead or astern on the ship's engine, care must be taken that the pilot __________.
N a. does not break the towline Y b. does not get too much way on the vessel N c. keeps a steady course so the towline will remain tight N d. turns the ship toward the direction of pull 1283: Which statement about the fo'c'sle card is TRUE?
N a. The fo'c'sle card is a blank sample of the articles. N b. It contains copies of the crew's signatures from the articles. Y c. Is an exact copy of shipping articles. N d. Each crewmember is given a copy of the fo'c'sle card. 1430: A vessel's bottom will be subjected to tension when weight is concentrated __________.
Y a. amidships N b. aft N c. at both ends of the vessel N d. forward 1441: Dead freight is the charge for the __________.
N a. carriage of demise cargo N b. cost of transshipment of over-carried cargo N c. difference in the amount of cargo loaded and the amount of cargo discharged Y d. difference in the amount of cargo loaded and the amount of cargo booked, through no fault of the vessel 1476: How is the size of chain determined?
N a. Length of link in inches Y b. Diameter of metal in link in inches N c. Links per fathom N d. Weight of stud cable in pounds 1492: Which of the pictures in illustration DO30DG represents a fisherman's bend? (DO30DG )
N a. F Y b. G N c. K N d. L 1544: The main function of the core of a wire rope is to __________.
N a. give flexibility Y b. support the strands laid around it N c. allow some circulation around the strands N d. allow lubrication inside the rope 1650: To reduce the number of strakes at the bow, two strakes are tapered and joined at their ends by a single plate. This plate is known as a __________.
N a. cover plate N b. joiner N c. lap strake Y d. stealer plate 1684: Temporary seizings on wire rope are made with __________.
N a. marline N b. sail twine N c. tape Y d. wire 1758: As operator of a 199 GT towing vessel sailing foreign, it shall be your duty to enter in the Official Logbook or other permanent record __________.
N a. all information contained on the barge's Certificate of Inspection N b. the condition of all towing gear to be used N c. all navigational aids to be used Y d. the barges load line and draft readings 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 1840: You are approaching a steamer that is broken down and are preparing to take her in tow. BEFORE positioning your vessel to pass the towline, you must __________.
Y a. compare the rate of drift between the ships N b. install chafing gear on the towline N c. secure the bitter end of the towing hawser to prevent loss if the tow is slipped N d. have traveling lizards rigged to guide the towline while it is paid-out 1895: The knot lettered Q as shown is a __________. (DO30DG )
N a. square knot N b. clove hitch Y c. bowline N d. round knot 1957: The strake of shell plating indicated by letter H is known as the __________. (D033DG )
N a. sheer strake N b. outboard keel plate Y c. garboard strake N d. bilge strake 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 2173: What is the name of tackle number 5? (DO29DG )
N a. 3-2 purchase Y b. Double luff tackle N c. Two-fold purchase N d. Four-fold whip 2455: The boom indicator on a crane will indicate the __________.
N a. length of the boom Y b. angle of the boom N c. lifting capacity of the boom N d. direction of the boom 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 2642: Which line is two-stranded, left-handed small stuff?
N a. Houseline Y b. Marline N c. Ratline N d. Lagline 2644: The boat is stowed on the davit rather than on a cradle with which type of davit?
Y a. Crescent N b. Sheath-screw boom N c. Quadrantal N d. Radial 2708: Which statement is TRUE with respect to the load line markings shown. (D031DG )
Y a. A vessel displaying these marks may load in the salt waters of the St. Lawrence River. N b. Vessels engaged solely on Great Lakes voyages are not required to show these marks. N c. U.S. flag vessels less than 100 feet in length and less than 200 gross tons are not required to show these marks. N d. U.S. flag vessels of 100 gross tons and upward must show these marks. 2789: Your vessel is approaching the International Bridge on the St. Marys River. If the gage on the bridge, read from top to bottom, indicates 124 ft. and the IGLD (1955) is 600 ft., determine the actual vertical clearances between the existing water level and the lowest point of the bridge over the channel.
Y a. 124 feet N b. 476 feet N c. 724 feet N d. 840 feet 2813: Which Naval Control of Shipping publication should be aboard your vessel?
Y a. ATP-2, Volume II "Allied Control of Shipping Manual - Guide to Masters" N b. ATP-1, Volume II "Allied Tactical Signals" N c. NWP-14, "Amphibious Operations" N d. PUB 102, "International Code of Signals" 2882: What does the line labeled "MS" denote on the Great Lakes load line model shown? (D031DG )
N a. Mean sea level N b. Midseason N c. Maximum submergence Y d. Midsummer 2886: How should you signal the crane operator to lower?
N a. With forearm vertical and forefinger pointing up, move hand in small horizontal circles. Y b. With arm extended downwards and forefinger pointing down, move hand in small horizontal circles. N c. Extend arm and point finger in the direction to move the boom. N d. Extend arm with thumb pointing downward, and flex fingers in and out. 3046: What is an explosion hazard when exposed to flame?
N a. Formic acid N b. Nitrous oxide N c. Tallow Y d. Toluene 3494: Nylon rope is often used in the makeup of a towline because it __________.
N a. floats Y b. stretches N c. handles easily N d. resists rot 3561: A holder of a license as Operator of Uninspected Towing Vessels may work each 24 hours for a period not to exceed __________.
N a. 24 hours N b. 18 hours Y c. 12 hours N d. 6 hours 4034: The signal man assisting the crane operator has his arm extended downwards, forefinger pointing down, and moves his hand in small horizontal circles. This is the signal to __________.
Y a. lower N b. swing N c. hoist N d. extend 4046: Which statement about tunnel bow thrusters fitted to large vessels is TRUE?
N a. They are effective on most vessels at speeds up to 10 knots. N b. Because of their location, most modern installations have as much power as a tug. N c. They are fully effective at all drafts. Y d. When going astern at slow speed, they provide effective steering control. 4053: You are proceeding under NCS (Naval Control of Shipping) and wish to send a message by rapid transmission which does not require a higher precedence. Which precedence would you give this message?
N a. O (IMMEDIATE) N b. P (PRIORITY) Y c. R (ROUTINE) N d. Z (FLASH) 4059: A 750 foot passenger vessel operating on the Great Lakes, not subject to SOLAS regulations, is required to carry how many ring life buoys?
Y a. 24 N b. 18 N c. 12 N d. 6 4210: Pedestal cranes have limit switches to restrict the movement of which function?
N a. Luff rate limits Y b. Slew travel limits N c. Swivel power limits N d. Slew rate limits 4221: What does item "D" refer to in this illustration of a 30-ton pedestal crane? (D045DG )
N a. Heel block N b. Gin block N c. Rider block Y d. Hook block