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.
76: Leeway is the __________.
N a. difference between the true course and the compass course N b. momentum of a vessel after her engines have been stopped Y c. lateral movement of a vessel downwind of her intended course N d. displacement of a vessel multiplied by her speed 81: Your 199 GT tugboat is on a 675 mile coastwise voyage. What percentage of the deck crew must be Able Bodied Seamen?
N a. 0% N b. 25% N c. 50% Y d. 65% 113: During the course of a voyage, a seaman falls on the main deck and injures his ankle. The Master should submit a Report of Marine Accident, Injury or Death if the __________.
N a. injury results in loss of life only N b. injury is the result of misconduct Y c. injured is incapacitated N d. injured needs first aid 221: A vessel arrives in a foreign port and the Master is informed that the vessel is being sold to foreign interests. The new owners request that the crew remain on board to complete the voyage. Under these circumstances, the crew __________.
Y a. has the right to an immediate discharge and transportation to original port of engagement N b. must remain on board N c. must comply with the decision made by the Master N d. must remain aboard until the vessel is delivered to the new owners at a mutually agreed upon port 315: A vessel must have one approved ring life buoy on board if its length is over how many feet?
N a. 6 feet N b. 16 feet Y c. 26 feet N d. 36 feet 349: The periodic weight testing of a vessel's cargo booms may be performed by the __________.
N a. U.S. Coast Guard Y b. American Bureau of Shipping N c. National Cargo Bureau N d. Society of Naval Architects and Marine Engineers 447: One reason a tug's towing bitts are located forward of the rudders is because __________.
N a. it makes it easier to hook up the towing hawser N b. this is where the towhook is located Y c. this allows more responsive steering N d. it is traditional 472: On a long ocean tow, the bridle should be made up of two equal lengths of __________.
Y a. chain N b. wire N c. nylon N d. manila 522: You are onboard a 120 GT uninspected sea going tug which carries one Master and one Mate of Towing Vessels and four (4) seamen when underway. How many of the four seamen must have a rating as able seamen if the voyage is under 600 miles?
N a. 4 N b. 3 Y c. 2 N d. 1 533: A towing hook may be released from the __________.
N a. tug's engineroom or the bow Y b. pilot house or aft steering station N c. forecastle N d. towing bitts by reaching over and releasing a lever 592: When a helmsman receives the command "Right 15 degrees rudder," the helmsman's immediate reply should be __________.
Y a. "Right 15 degrees rudder" N b. "Aye Aye Sir" N c. "Rudder is right 15 degrees" N d. No reply is necessary, just carry out the order. 614: A fid is a __________.
N a. mallet used when splicing wire rope N b. sharp pointed crow bar used to unlay wire rope N c. tapered steel pin used to separate wire rope Y d. tapered wooden pin used when splicing heavy rope 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 738: How many board feet of dunnage are there in a draft 3 feet wide, 1-1/2 feet high, and 14 feet long?
N a. 526 Y b. 756 N c. 876 N d. 906 739: Camphor oil is classified as a grade __________.
N a. A N b. C Y c. D N d. E 770: The ratio of the height of a vessel's rudder to its width is referred to as the __________.
Y a. aspect ratio N b. constriction ratio N c. rudder ratio N d. steering ratio 883: The size and material used for towline(s) must meet all of the following requirements, EXCEPT ____________ .
N a. be appropriate to the vessel's horsepower or bollard pull N b. be strong enough to handle any static or dynamic loads expected during its service life Y c. fit any spare wire clips carried on board the vessel for repair purposes N d. be suitable for exposure to the marine environment 915: What is the period of validity of a Cargo Ship Safety Radio Certificate?
N a. 6 months N b. 12 months N c. 24 months Y d. 60 months 920: A vessel's light displacement is 12,000 tons. Its heavy displacement is 28,000 tons. When fully loaded it carries 200 tons of fuel and 100 tons of water and stores. What is the cargo carrying capacity in tons?
N a. 11,700 tons Y b. 15,700 tons N c. 16,000 tons N d. 27,700 tons 957: Your vessel has completed an inspection for certification and is issued a Temporary Certificate of Inspection. The Temporary Certificate __________.
Y a. has the full force of the regular Certificate of Inspection N b. expires six months after it is issued N c. must be exchanged for a regular Certificate of Inspection within 3 months N d. is retained in the custody of the Master 987: What does the helm command "shift the rudder" mean?
N a. Stop the swing of the ship. N b. Shift the rudder control to the alternate steering method. N c. Put the rudder amidships and hold the heading steady as she goes. Y d. Put the rudder over to the opposite side, the same number of degrees it is now. 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 1090: A chock __________.
N a. is a deck fitting used to shackle gear to the deck N b. permits easy jettisoning of deck cargo in an emergency N c. prevents stress concentration in the bulwark Y d. provides openings through the bulwark for mooring lines 1186: Which term describes a rope in which three right-handed strands are laid up left-handed?
N a. Soft-laid N b. Hard-laid N c. Shroud laid Y d. Hawser-laid 1231: What is NOT a condition for a salvage claim?
N a. The property saved must be "maritime property." Y b. The salvors must save or attempt to save any life in peril. N c. The salvage service must be voluntary. N d. The property must be in peril. 1392: In illustration D044DG, the mooring line labeled "H" is called a(n) __________. (DO44DG )
N a. forward breast line N b. offshore spring line Y c. offshore bow line N d. onshore bow line 1414: A wire rope that has been overstrained will show __________.
N a. a bulge in the wire where the strain occurred Y b. a decrease in diameter where the strain occurred N c. a kink in the wire where the strain occurred N d. no visible effects of an overstrain 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 1566: In bad weather, what length of chain should be used with a single anchor?
N a. 3 times the depth of water N b. 6 times the depth of water Y c. 10 times the depth of water N d. 15 times the depth of water 1578: A stream of water immediately surrounding a moving vessel's hull, flowing in the same direction as the vessel is known as __________.
N a. directional current N b. forward current N c. propeller current Y d. wake current 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% 1712: You are to load styrene in bulk, which is subject to self-polymerization. You must __________.
N a. not carry any cargo in the tanks surrounding the tank loaded with styrene N b. inject nitrogen to pad any ullage above the styrene to prevent contact with oxygen Y c. be furnished with a Certificate of Inhibition to be maintained on the bridge N d. use heating coils to maintain the styrene within the temperatures specified by the shipper 1792: What is the name of the mark indicated by the letter F? (D003DG )
N a. Fresh water load line N b. Summer load line Y c. Winter load line N d. Tropical load line 1993: The usual method of arranging a line on deck so that it will run out easily without kinking or fouling is __________.
N a. coiling the line Y b. faking down the line N c. flemishing the line N d. racking the line 2045: When relieving the helm, the new helmsman will find it helpful to know the __________.
N a. deviation on that heading N b. variation in the area N c. leeway Y d. amount of helm carried for a steady course 2088: You have been towing astern and have just let go the tow. Your deckhands are pulling in and faking the towline by hand on the stern. The most dangerous action to take is to __________.
N a. continue ahead at slow speed N b. continue ahead at half speed N c. stop your engines Y d. back down on your engines 2117: When a vessel is involved in a casualty. The cost of property damage includes the __________.
Y a. cost of labor and material to restore the vessel to the service condition which existed before the casualty N b. loss of revenue while the vessel is being repaired, up to a maximum of $50,000 N c. damage claims awarded to individuals or companies involved in the casualty N d. All of the above 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 2256: 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 transfer for a turn of 180°? (D034DG )
N a. 875 yards Y b. 910 yards N c. 975 yards N d. 1015 yards 2282: Using the graph in illustration D008DG, if the dry bulb temperature is 77° and the wet bulb temperature is 69°, what is the relative humidity in a cargo hold? (D008DG )
Y a. 67% N b. 70% N c. 77% N d. 81% 2289: A seaman you have just discharged has a Continuous Discharge Book. Which statement is TRUE?
Y a. The record of entry in the continuous discharge book shall agree with the entry made in the Ship's Articles. N b. If the vessel was on coastwise articles, the record of discharge will be made in the Official Logbook. N c. An entry should be made in the book and a Certificate of Discharge issued to the seaman. N d. A Certificate of Discharge form should be attached to the book. 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. 2512: Ultrasonic testing is used to determine the thickness of a vessel's shell plating and to __________.
N a. provide tail shaft clearances Y b. test welds for subsurface defects N c. check the wear of the rudder carrier bearing N d. test the links of the anchor cables while being ranged 2566: The welds used to join shell plates in flush construction are known as __________.
Y a. butt welds N b. seam welds N c. fillet welds N d. continuous welds 2592: The internal volume of a cargo hold measured from the inside faces of the cargo battens, the lower side of the deck beams, and the top of the tank top ceiling is known as the __________.
N a. gross tonnage N b. deadweight space Y c. bale cubic N d. stowage area 2664: You must shore up a bulkhead due to solid flooding forward. The bulkhead approximates a rectangle. The center of pressure of the shores on the bulkhead should be located __________.
N a. evenly over the surface of the bulkhead N b. approximately one-third of the way up the bulkhead Y c. approximately halfway up the bulkhead N d. at the bottom of the bulkhead 2858: Which characteristic is a disadvantage of a controllable- pitch propeller as compared to a fixed-pitch propeller?
N a. Slightly higher fuel consumption N b. Lack of directional control when backing N c. Inefficient at high shaft RPM Y d. Some unusual handling characteristics 2908: How should you signal the crane operator to use the whip line?
N a. Extend arm with the thumb pointing up, and flex the fingers in and out for as long as the load movement is desired. Y b. First tap your elbow with one hand, and then proceed to use regular signals. N c. First tap the top of your head with your fist, and then proceed to use regular signals. N d. Use one hand to give any motion signal, and place the other hand motionless in front of the hand giving the motion signal. 2979: Which statement about shipping coal is TRUE?
N a. Anthracite will generate more methane than bituminous coal. N b. Coal should not be shipped while wet. Y c. Coal should be surface ventilated to remove methane gas. N d. The methane gas generated by coal will react with moisture on the ship's structure and accelerate corrosion. 3176: The part of the anchor indicated by the letter G is the __________. (D038DG )
N a. fluke N b. shank Y c. tripping palm N d. crown 3309: Catenary as applied to tow lines denotes the __________.
Y a. dip of the line N b. stretch of the line N c. strain on the line N d. length of the line 3448: When inspecting ground tackle, fractures are most frequently found in the __________.
N a. anchor shank Y b. end links N c. swivel N d. fluke 3488: Angular motion about the vertical axis of a vessel is called __________.
Y a. yaw N b. surge N c. sway N d. roll 3692: What provides little or no indication that a vessel is dragging anchor?
N a. Increasing radar range to a fixed object ahead Y b. Drift lead with the line leading perpendicular to the centerline N c. Vibrations felt by placing a hand on the anchor cable N d. Changing bearings to distant fixed objects abeam 4056: The tankship Northland is loaded as shown. Use the salmon colored pages in the Stability Data Reference Book to determine the sagging numeral. (Get Table Data)
N a. 89.75 numeral N b. 40.18 numeral N c. 28.62 numeral Y d. 22.44 numeral 4067: When steering a vessel, a good helmsman does NOT __________.
N a. use as little rudder as possible to maintain course N b. advise his relief of the course being steered N c. consider steering a vessel a highly responsible job Y d. use as much rudder as possible to maintain course 4091: The turning circle of a vessel making a turn of over 360 degrees is the path followed by the __________.
N a. bow Y b. center of gravity N c. centerline N d. bridge 4131: What is used when securing light vehicles aboard Ro-Ro vessels?
Y a. Buckle or ratchet tensioner N b. Chain N c. Wire N d. Manila rope 4161: According to the IMO Code, what are the minimum number of securing points that should be on each side of a "road vehicle", whose gross vehicle mass is between 30 tons and 40 tons, when carried on Ro-Ro vessels?
N a. One N b. Two N c. Three Y d. Four 4440: You are standing the wheelwatch when you hear the cry, "Man overboard, starboard side". You should instinctively __________.
N a. give full left rudder N b. throw a life ring to mark the spot N c. put the rudder amidships Y d. give full right rudder