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.
12: The maximum length allowed between main, transverse bulkheads on a vessel is referred to as the __________.
N a. floodable length N b. factor of subdivision N c. compartment standard Y d. permissible length 164: A look-out should report objects sighted using __________.
N a. true bearings N b. magnetic bearings N c. gyro bearings Y d. relative bearings 237: The latch of a safety hook __________.
N a. increases the strength of the hook Y b. prevents the sling ring from coming out of the hook if the strain is abruptly eased N c. prevents the sling ring from coming out of the hook if there is a strain on the sling ring N d. All of the above 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 486: You are backing on twin engines with rudders amidships. Your starboard engine stalls. To continue backing on course, you should __________.
Y a. apply left rudder N b. apply right rudder N c. increase your engine speed N d. keep your rudder amidships 606: For operations in pack ice, a vessel should __________.
N a. be on an even keel N b. be trimmed slightly by the head Y c. have a drag of not more than 2 to 3 feet N d. be ballasted so the forefoot is near the surface 691: On U.S. flag vessels, which certificate is always issued by the Coast Guard?
N a. Load Line Certificate Y b. Safety Equipment Certificate N c. Safety Construction Certificate N d. Register of cargo gear 702: When paying off seamen in a foreign port, where a United States consul is not available, the release must be executed by the seamen and the __________.
N a. representative of the foreign country N b. local port authority representative Y c. Master of the vessel N d. ship's union delegate 707: Is tripping limited to harbor and coastal towing?
Y a. No! Forces tending to capsize a tug are as dangerous on the high seas as they are in harbor and coastal work. N b. Yes! The long towing hawser used in ocean towing eliminates the danger of tripping. N c. No! Tripping is common in ocean towing because of more frequent maneuvering N d. Yes! Because of increased water depths, forces required to capsize a tug are not usually found in ocean towing 718: How many board feet of dunnage would you estimate to be in a pile 5 feet wide, 1 foot high and 14 feet long?
N a. 70 Y b. 840 N c. 960 N d. 1080 816: Water may boil up around the stern of a vessel in a channel due to __________.
N a. slack water when upbound Y b. shallow water N c. a cross current N d. a head current 842: When can the US citizenship requirement for the Master of a US-flag uninspected towing vessel be waived?
N a. When US-licensed Masters are not readily available N b. When it costs too much to hire a US-licensed Master N c. When the towing vessel operates shoreward of the boundary line Y d. Never, under any circumstances 964: To coil a left-hand laid rope, you should coil the line in __________.
N a. a clockwise direction only Y b. a counterclockwise direction only N c. an alternating clockwise and counterclockwise direction N d. either a clockwise or a counterclockwise direction 969: A tank is loaded with 9,000 barrels of gasoline. The temperature of the product is 80°F (27°C), and it has a coefficient of expansion of .0008. The net amount of cargo loaded is __________.
Y a. 8,856 barrels N b. 8,944 barrels N c. 9,072 barrels N d. 9,144 barrels 971: A journal kept by the officer of the watch in which day to day happenings are recorded regarding the deck department is the __________.
N a. cargo record book Y b. deck rough log N c. bell book N d. Official Logbook 1069: Which step is NOT generally taken when gas-freeing a tank?
N a. Washing the tank interior with sea water Y b. Application of degreasing solvents N c. Removal of corrosion products and sludge N d. Fresh air ventilation 1174: Compared to manila line, size for size, nylon line __________.
N a. has less strength than manila line Y b. has more strength than manila line N c. is equivalent to manila line N d. will rot quicker than manila line 1192: A person has fallen overboard and is being picked up with a lifeboat. If the person appears in danger of drowning, the lifeboat should make __________.
N a. an approach from leeward N b. an approach from windward Y c. the most direct approach N d. an approach across the wind 1198: The most probable position of the object of a search at any given time is the __________.
Y a. datum position N b. incident position N c. reported position N d. dead-reckoning position 1208: When making a wire fast to bitts it is recommended that you __________.
N a. use only figure eights N b. take 2 round turns around one bitt, then make figure eights Y c. take 3 round turns around both bitts, then make figure eights N d. alternate round turns and figure eights around both bitts 1217: The proper way to correct a mistake in the logbook is to __________.
N a. erase the entry and rewrite Y b. draw a line through the entry, rewrite, and initial the correction N c. draw several lines through the entry, rewrite, and initial the correction N d. completely black out the entry, rewrite, and initial the correction 1243: You are on watch at sea and find it prudent to call the Master to the bridge due to traffic congestion. The moment that the Master officially relieves you of the conn is whenever __________.
N a. a watchstander announces "Captain's on the bridge" N b. you call the Captain to the bridge in a traffic situation Y c. the Master specifically informs you that he has the conn N d. the Captain states the course being steered 1310: Which statement is TRUE concerning protection of double bottom tanks against excessive pressure?
N a. Each vent for the tank must be equal to the area of the tank filling line. N b. The tanks must be protected by overflows. Y c. The total area of the vents or the overflow shall be at least 125% of the area of the fill line. N d. There must be twice as much vent area as the area of the fill line. 1410: The result of two forces acting in opposite directions and along parallel lines, is an example of what type of stress?
N a. Tensile N b. Compression Y c. Shear N d. Strain 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 1523: When making a short splice in wire rope __________.
Y a. all tucks go against the lay N b. all tucks go with the lay N c. the first three wires are tucked against the lay and the last three go with the lay N d. the first three wires are tucked with the lay and the last three go against the lay 1546: What is the best guide for determining the proper scope of anchor chain to use for anchoring in normal conditions?
N a. One shot of chain for every ten feet of water Y b. One shot of chain for every fifteen feet of water N c. One shot of chain for every thirty feet of water N d. One shot of chain for every ninety feet of water 1590: A thirty pound plate would be __________.
N a. 3/8" thick N b. 1/2" thick Y c. 3/4" thick N d. 1" thick 1612: Which of the pictures in illustration DO30DG represents a stopper? (DO30DG )
N a. E Y b. N N c. R N d. S 1614: Which bend or knot is used to tie a small line to a larger one?
Y a. Becket bend N b. Bowline N c. Clove hitch N d. Lark's head 1633: The strongest way to join the ends of two ropes is with a __________.
N a. back splice Y b. short splice N c. square knot N d. carrick bend 1641: The helm command "Steady as you go" means __________.
Y a. steer the course you are on now N b. steer the course when the swing stops N c. maintain the rate of swing N d. don't allow the vessel to swing off course so much 1660: The strake on each side of the keel is called a __________.
N a. sheer strake N b. gatewood strake N c. insulation strake Y d. garboard strake 1668: Your ship is steaming at night with the gyro-pilot engaged. You notice that the vessel's course is slowly changing to the right. Which action should you take FIRST?
N a. Notify the engine room of the steering malfunction. Y b. Change to hand steering. N c. Call the Master. N d. Send the Quartermaster to the emergency steering station. 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% 1699: In which casualty case is it UNNECESSARY to notify the local Coast Guard Marine Safety Office?
N a. Your vessel is backing from a dock and runs aground, but is pulled off by tugs in 30 minutes. Y b. Your vessel strikes a pier and does $1,500 damage to the pier but no damage to the vessel. N c. A nylon mooring line parts while the vessel is tied up and kills a harbor worker who was on the pier. N d. A seaman is injured and in the hospital for four days. 1771: The agency which assigns load lines and issues Load Line Certificates is the __________.
Y a. American Bureau of Shipping N b. Secretary of Commerce N c. U.S. Customs N d. U.S. Coast Guard 1777: What is the volume in a cone with a base diameter of 23 feet and a height of 14 feet?
N a. 1,648.05 cubic ft. Y b. 1,938.89 cubic ft. N c. 2,908.33 cubic ft. N d. 7,755.55 cubic ft. 1783: Which mooring line is likely to undergo the most strain when docking a ship under normal conditions?
N a. Bow line N b. Breast line Y c. Spring line N d. Stern line 1889: The helm command "Nothing to the left" means do NOT __________.
N a. use left rudder Y b. steer left of the ordered course N c. steer right of the ordered course N d. leave any buoys on the port side 2054: What is the name of the mark indicated by the letter B in the diagram? (D003DG )
N a. Timber summer load line Y b. Tropical fresh water load line N c. Tropical load line N d. Summer load line 2062: The vessel shown has broken down and you are going to take her in tow. The wind is on her starboard beam. She is making more leeway than you. Where should you position your vessel when you start running lines? (DO25DG )
N a. A N b. B N c. C Y d. D 2121: Which statement concerning the lashings of containers with solid bar or wire rope lashings is TRUE?
Y a. Stack weights should be less when using a solid bar lashing as compared to a wire lashing. N b. Stack heights may be increased when using a solid bar lashing. N c. Stack heights should be reduced when using a solid bar lashing. N d. Solid bars should be used for lashing the first tier only, with wire lashings on the higher tier(s). 2189: You are conducting trials to determine the maneuvering characteristics of your vessel. While making a turn you take the ranges and bearings of an isolated light with the results shown. Based on this information, what is the transfer for a turn of 75°? (D034DG )
N a. 340 yards (306 meters) Y b. 280 yards (252 meters) N c. 230 yards (207 meters) N d. 190 yards (171 meters) 2205: On the fully containerized ship, approximately one-third or more of the cargo is on deck above the rolling center. Top stowed containers are subject to __________.
Y a. accelerations greater than on conventional vessels N b. accelerations less than on conventional vessels N c. accelerations the same as on conventional vessels N d. no accelerations 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 2783: The effect of ocean current is usually more evident on a tug and tow than on a tug navigating independently because the __________.
Y a. speed of the tug and tow is less N b. towline catches the current N c. current causes yawing N d. current will offset the tow 2842: By definition, a "spar deck" is the __________.
N a. lower most continuous deck not broken by water tight bulkheads N b. after most weather deck above the main strength deck Y c. upper or weather deck above the main strength deck N d. deck of light construction below the main or strength deck 2894: The term "Great Lakes", as defined by the Inland Rules of the Road, includes part of the __________.
N a. Calumet River N b. Chicago River N c. St. Lawrence River Y d. All of the above 3086: Which statement concerning the navigation of a vessel in ice is FALSE?
N a. Anchoring in the presence of ice is not recommended except in an emergency. N b. Towing a vessel through an ice field is not recommended except in an emergency. N c. The "Free and Proceed" system of escorting a beset vessel cuts down on the number of freeing operations. Y d. When anchoring in ice, it is advisable to increase the scope of the chain over what is normally used for non-icing conditions. 3130: What is NOT required on an uninspected towing vessel?
N a. Certificate of Documentation Y b. Certificate of Inspection N c. Operators Merchant Marine license N d. FCC Station License 3143: You are the person in charge of a 199 GRT uninspected towing vessel engaged in coastwise towing from the Gulf of Mexico to the New York area, a distance in excess of 600 miles. Which statement is FALSE?
N a. The deckhands shall be divided into 3 watches. Y b. Certificates of Discharge are not required to be issued. N c. Able seamen are required in the deck crew. N d. All crew members shall have Merchant Mariner's Documents. 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 3452: A drift lead indicates that the vessel is dragging anchor when the line is __________.
Y a. taut and leading forward N b. slack N c. leading out perpendicular to the centerline N d. leading under the hull 3602: What is the penalty for desertion?
N a. Fine of not more than 2000 dollars and forfeiture of wages N b. Imprisonment for not more than 2 years and/or a fine of not more than 2000 dollars N c. Revocation of Merchant Mariner's Document (and license if applicable) and forfeiture of wages due Y d. Forfeiture of money and property left on the vessel, and wages due 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. 3960: The line with the most stretch is __________.
N a. manila Y b. nylon N c. polypropylene N d. dacron 4014: The facewire refers to item __________. (D024DG )
Y a. I N b. H N c. B N d. A 4262: Which statement(s) is/are TRUE concerning crane cargo operations?
N a. Do not exceed rated load capacity of crane and container spreader or slings. N b. During any cargo handling operation, the safety of personnel is paramount. N c. Cargo handlers must be outfitted with adequate protection from personal injury. Y d. All the above