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.
14: Damaged bulkheads often take a permanent set which is independent of the panting or bulge caused by water pressure. To control this, you should __________.
Y a. install shoring so the shoring supports the damaged bulkheads without pushing on them N b. install shoring so that it pushes on the damaged bulkhead while supporting it N c. use jacks or chain falls to remove the set before installing shores N d. place sandbags by the bulkhead without installing shores 63: Which space(s) is(are) deducted from gross tonnage to derive net tonnage?
N a. Boatswain's stores N b. Chart room N c. Spaces for the exclusive use of the officers or crew Y d. All of the above 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 139: A "barrel" is a unit of liquid measure equivalent to __________.
N a. 40 U.S. gallons at 50°F Y b. 42 U.S. gallons at 60°F N c. 43 U.S. gallons at 65°F N d. 45 U.S. gallons at 75°F 371: In the United States, the load line markings are set by the __________.
Y a. American Bureau of Shipping N b. Coast Guard N c. Federal Maritime Board N d. IMO 375: The best line for towing small vessels is __________.
N a. three strand nylon Y b. double-braided nylon N c. polypropylene N d. manila 385: In controlling pollution, which action should be taken after all dirty ballast has been transferred to the slop tank and prior to discharge through the oily water separator?
N a. The clean tanks should be ballasted. Y b. The slops should be allowed time to settle. N c. Chemicals should be added to emulsify the oil. N d. The dirty ballast tank is crude oil washed. 392: Which statement is TRUE concerning insulating flanges?
Y a. They should be inspected and tested periodically to ensure that the insulation is clean and in good condition. N b. Switching off a cathodic protection system may be substituted for using an insulating flange N c. The measured resistance value after installation should be less than 1,000 ohms. N d. After the insulating flange is installed, hot work may be performed on deck. 593: To lead the towing hawser over the center of the stern when not under a strain you could __________.
N a. fairlead it through a stern roller chock N b. lead it through the Norman pins N c. hold it in the median position by a gob rope or lizard stopper Y d. All of the above when so equipped 621: Which document shows details of a tank vessel, cargoes it may carry, manning and safety equipment required?
N a. Safety Construction Certificate N b. Cargo Gear Certificate Y c. Certificate of Inspection N d. Declaration of Inspection 670: You must evacuate a seaman by helicopter lift. Which statement is TRUE?
N a. The ship should be stopped with the wind off the beam while the helicopter is hovering overhead. N b. The basket or stretcher must not be allowed to touch the deck. N c. The tending line of the litter basket should be secured to the ship beyond the radius of the helicopter blades. Y d. The hoist line should be slack before the basket or stretcher is hooked on. 690: A rescue helicopter's hoist area should have a radius of at least __________.
N a. 6 feet of clear deck N b. 10 feet of clear deck N c. 25 feet of clear deck Y d. 50 feet of clear deck 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 774: The strongest of the natural fibers is __________.
N a. cotton N b. hemp Y c. manila N d. sisal 799: Temporary Certificates of Inspection are effective until the __________.
N a. Solas Certificate is issued N b. Load Line Certificate is renewed N c. classification society approval is issued Y d. permanent Certificate of Inspection is issued 852: How can the Coast Guard determine that a crew member is "able to understand any order spoken by the officers"?
Y a. Require a demonstration by the officer and the crew member N b. Require a written test N c. Require that an interpreter be provided N d. All of the above 861: Every entry required to be made in the Official Logbook shall be signed by the __________.
N a. Mate on watch Y b. Master and Chief Mate or other member of the crew N c. Master only N d. Purser, one of the Mates, and some other member of the crew 890: A term applied to the bottom shell plating in a double-bottom ship is __________.
N a. bottom floor Y b. outer bottom N c. shear plating N d. tank top 898: You must load as much of a large shipment of case goods as possible into a hold which has 24,000 cubic feet of space. Each case measures 2 feet by 2-1/2 feet by 4 feet and weights 448 pounds. If you allow for broken stowage of 15%, how many long tons can be loaded?
N a. 280 N b. 233 Y c. 204 N d. 190 969: 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 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 997: When steering by hand, which of the following may be a functional input to the steering gear as a result of turning the wheel?
Y a. Non-followup N b. Rudder adjustment N c. Weather adjustment N d. All the above may be activated 1139: The pivoting point of a vessel going ahead is __________.
N a. near the stern N b. at the hawsepipe Y c. about one-third of the vessel's length from the bow N d. about two-thirds of the vessel's length from the bow 1164: Which type of line floats?
N a. Dacron N b. Nylon N c. Old manila Y d. Polypropylene 1166: You are 15 feet off a pier and docking a vessel using only a bow and stern breast line. Once the slack is out of both lines you begin to haul in on the bow breast line. What is the effect on the vessel?
N a. The bow will come in and the stern will go out. N b. The whole ship moves toward the pier. Y c. The bow will come in and the stern will remain the same distance off the pier. N d. The stern will come in and the bow will remain the same distance off the pier. 1166: You are 15 feet off a pier and docking a vessel using only a bow and stern breast line. Once the slack is out of both lines you begin to haul in on the bow breast line. What is the effect on the vessel?
N a. The bow will come in and the stern will go out. N b. The whole ship moves toward the pier. Y c. The bow will come in and the stern will remain the same distance off the pier. N d. The stern will come in and the bow will remain the same distance off the pier. 1210: To rigidly fasten together the peak frames, the stem, and the outside framing, a horizontal plate is fitted across the forepeak of a vessel. This plate is known as a(n) __________.
N a. apron plate Y b. breasthook N c. intercostal plate N d. joiner 1254: Under identical load conditions, nylon, when compared with natural fiber line, will stretch __________.
N a. less and have less strength N b. more and have less strength Y c. more and have greater strength N d. less and have greater strength 1271: The citizenship of a crew member of a vessel in a U.S. port is determined solely by the __________.
N a. Customs Officer Y b. Immigration Officer N c. Coast Guard N d. Union Official 1314: A wire rope rove through two single blocks with two parts at the moving block is used for a boat fall. The weight of the 100-person boat is 5 tons. Compute the required breaking strain. Safety Factor - 6, weight per person - 165 lbs., 10% friction per sheave (2 sheaves).
N a. 18.30 tons B.S. N b. 20.29 tons B.S. Y c. 22.27 tons B.S. N d. 24.31 tons B.S. 1338: A "dangerous cargo manifest" is needed for you to carry a combustible cargo. You should obtain the shipping papers to make this "manifest" from the __________.
N a. manufacturer N b. ABS N c. Coast Guard Y d. shipper 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. 1451: The implied condition(s) with respect to the doctrine of deviation in a marine insurance policy is(are) __________.
N a. that the cargo be discharged from the vessel with customary dispatch N b. that the voyage be commenced in a reasonable time N c. that the voyage be pursued over the usual and direct route Y d. All of the above 1468: What will NOT reduce yawing of a tow?
N a. Increasing the length of the towing hawser N b. Trimming the tow by the stern Y c. Stowing deck loads forward N d. Drogues put over the stern 1506: The sprocket wheel in a windlass, used for heaving in the anchor, is called a __________.
N a. capstan N b. dog wheel N c. fairlead Y d. wildcat 1593: A long splice in a line __________.
Y a. is used in running rigging N b. doubles the size of the line N c. is only used on fiber rope N d. is very weak 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. 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 2014: You are using tackle number 12, as shown, to lift a weight. The hauling part of this tackle is bent to the weight hook (w) of tackle number 2. What is the mechanical advantage of this rig? (D029DG )
N a. 9 N b. 10 Y c. 14 N d. 21 2164: What provides the majority of strength to an aluminum-sided container?
N a. Corner fittings Y b. Framework, primarily the corner posts N c. Framework and siding acting as a girder N d. Aluminum side and end panels 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 2224: When improperly tied, which knot shown is called a granny or thief's knot? (D030DG )
N a. F N b. M N c. R Y d. W 2242: What is the area of a circle with a radius of 21 feet after a sector of 120° has been removed?
N a. 115.45 sq. ft N b. 230.91 sq. ft N c. 461.81 sq. ft Y d. 923.63 sq. ft 2250: 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 transfer for a turn of 90°? (D035DG )
Y a. 380 yards N b. 430 yards N c. 485 yards N d. 525 yards 2345: A splice that can be used in running rigging, where the line will pass through blocks, is a __________.
N a. short splice Y b. long splice N c. back splice N d. spindle splice 2397: Determine the area of a triangle with a base of 6.7 feet and a height of 9.1 feet.
N a. 61.0 square ft. Y b. 30.5 square ft. N c. 22.9 square ft. N d. 15.8 square ft. 2470: Which type of bottom provides most anchors with the best holding ability?
N a. Clay and rocks N b. Soft mud Y c. Sandy mud N d. Soft sand 2596: A person who sees someone fall overboard should __________.
N a. immediately jump into the water to assist the individual Y b. call for help and keep the individual in sight N c. run to the radio room to send an emergency message N d. go to the bridge for the distress flares 2672: The term "scantlings" refers to the __________.
N a. draft of a vessel Y b. measurements of structural members N c. requirements for ship's gear N d. placement of a vessel's load line 2862: What is used to prevent accidental flooding of a double bottom or peak tanks in the event of a pipe rupture due to collision?
N a. Separate lines are provided for filling and pumping these tanks. N b. Pipe lines must run vertically from the tank to a point above the margin line before turning fore or aft towards the pump. N c. All tanks must be served by the fewest possible number of pipes to reduce the possibility of rupture. Y d. Suction lines are fitted with a non-return valve 2952: Spontaneous heating of coal rapidly accelerates at the approximate minimum temperature of __________.
N a. 88°F Y b. 100°F N c. 111°F N d. 119°F 3450: Kort nozzles are installed around the propellers of some vessels to __________.
Y a. increase the thrust of the propeller N b. protect the propeller from striking sawyers N c. prevent the propeller from striking barges towed on the hip N d. prevent the propeller from touching bottom in low water 3484: You are on watch and see a man fall overboard. Which man- overboard turn should NOT be used in this situation?
Y a. Scharnow N b. Single turn N c. Racetrack N d. Williamson 3719: Besides saving distance along the track line, another advantage of the Scharnow Turn over the Williamson Turn in a man overboard situation is because __________.
Y a. it is faster N b. it can be used in both the immediate action and the delayed action situations N c. in fog, if the turn is started as soon as the man goes over, the vessel will be at the point where he went over when the turn is completed N d. it returns the vessel to the original track line on a reciprocal course 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 4071: The head block is located___________.
N a. at the base of the boom Y b. at the head of the boom N c. at the head of the mast N d. on top of the jack staff 4137: A disadvantage of using chain lashing on heavy vehicles aboard Ro-Ro vessels is that it is __________.
Y a. heavy N b. easily damaged N c. affected by temperature N d. costly relative to the strength ratio 4146: Which of the following tensioning devices is used with webbing to secure light vehicles aboard Ro-Ro vessels?
N a. Chain lever Y b. Buckle tensioner N c. Adjust-a-matic tensioner N d. Turnbuckle 4188: The most important safety consideration during loading or discharge aboard a Ro-Ro vessel is __________.
N a. having all crewmembers and longshoremen wear hard hats Y b. the thorough ventilation of all cargo spaces N c. ensuring that visitors cannot come aboard N d. having the outboard anchor down 4249: Which action(s) are included in crane operations?
N a. Pre-operation of the anchor windlass N b. Preparing steam on deck Y c. Luff, slew, and hoist operations N d. All of the above