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.
109: What is meant by "thieving" a petroleum cargo?
N a. Adjusting the cargo figures to coincide with the draft Y b. Determining the amount of water (if any) in each cargo tank N c. Reducing the gross cargo calculations to net amounts N d. Siphoning off a few barrels of petroleum for shipboard use 129: Which knot is suitable for hoisting an unconscious person?
N a. Bowline on a bight N b. Fisherman's loop Y c. French bowline N d. Spider hitch 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 299: Cargo transfer operations on a tank vessel need NOT be stopped when __________.
Y a. a tug comes alongside while the tanker is loading grade D and E cargoes N b. a large, fresh oil spill is discovered immediately adjacent to the side of the tanker N c. there is an electrical storm in the vicinity N d. there is a fire on the dock or on a nearby vessel 370: Cottonseed oil is classed as a __________.
Y a. combustible liquid N b. flammable liquid N c. flammable solid N d. poison B 456: You are conning a twin-screw vessel going ahead with rudders amidships. If the port screw stops turning the bow will __________.
Y a. go to port N b. go to starboard N c. not veer to either side N d. go first to port and then to starboard 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. 1 583: Which factor(s) must you consider when making up a towing bridle?
N a. The horsepower of the tug N b. The desired amount of swing in the tow hook up N c. The weight of the tow Y d. All of the above 603: To reduce the amount of catenary you may __________.
Y a. shorten the hawser or increase the tug's speed N b. lengthen the hawser or reduce the tug's speed N c. place your tug in irons N d. make a sharp turn 706: How does the effect known as "bank suction" act on a single-screw vessel proceeding along a narrow channel?
N a. It pulls the bow toward the bank. Y b. It pulls the stern toward the bank. N c. It pushes the entire vessel away from the bank. N d. It heels the vessel toward the bank. 715: The term "overriding" or "overrunning" when applied to towing, implies that __________.
N a. there is more crew on board than required Y b. the tow has overtaken its tug N c. the towing hawser comes out of the water N d. the Norman pins are not effective 745: When carrying a cargo of asphalt or molten sulfur, which are carried at temperatures of over 300°F, one of the biggest dangers is __________.
Y a. water in the tanks or pipelines N b. having the cargo too cool N c. explosion of vapors after discharge N d. inadequate ullage space 754: Which method is used to detect rot in manila lines?
N a. Feeling the surface of the line for broken fibers N b. Measuring the reduction in circumference of the line N c. Observing for the appearance of mildew on the outer surface Y d. Opening the strands and examining the inner fibers 766: Insufficient space between the hull and bottom in shallow water will prevent normal screw currents resulting in __________.
N a. waste of power N b. sudden sheering to either side N c. sluggish rudder response Y d. All of the above 791: The oil record book is required to be carried aboard __________.
N a. tankers N b. passenger vessels N c. cargo vessels Y 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 927: Sluicing or slushing wire rope __________.
N a. prevents internal and external rust and corrosion N b. reduces chafing and increases its useful service life N c. reduces internal friction within the wire Y d. All of the above 934: Which method is used to detect rot in manila lines?
Y a. Opening the strands and examining the inner fibers N b. Measuring the reduction in circumference of the line N c. Observing for the appearance of mildew on the outer surface N d. Feeling the surface of the line for broken fibers 958: You are in a tropical port. The refrigeration machinery on a container loaded with air-cooled fruit fails. It cannot be repaired for 18 to 24 hours. Which step should you take to reduce the temperature rise and spoilage of the fruit?
N a. Discharge a cylinder of nitrogen into the container Y b. Shade the container and periodically hose it down N c. Seal any ventilation openings and add dry ice N d. Spread ice over the top layer and in any voids within the container 999: You are loading 530,000 barrels of cargo oil. At 0945 on 13 April, you find that you have loaded 202,000 barrels. At 1130, you find that you have loaded 223,000 barrels. If you continue at the same rate, you will finish at __________.
N a. 1322, 13 April N b. 1920, 13 April N c. 1120, 14 April Y d. 1305, 14 April 1134: The critical point in nylon line elongation is about __________.
N a. 20% N b. 30% Y c. 40% N d. 50% 1157: What is a correct reply to a pilot's request, "How's your head"?
N a. "Steady" Y b. "Passing 150°" N c. "Checked" N d. "Eased to 5° rudder" 1159: Which product is most likely to accumulate static electricity?
N a. Crude oil N b. Hard asphalt Y c. Lubricating oil N d. Residual fuel oil 1236: You are docking a ship with a single-screw tug assisting on your starboard bow. How should the tug be tied up if you are anticipating that she will have to hold your bow off while you stem the current?
N a. One head line would be sufficient. N b. The tug would need at least two head lines. N c. The tug should put a spring line up, leading astern on the ship. Y d. The tug should put a stern line up, leading ahead on the ship. 1257: You are a watchstanding mate and have come to the bridge to relieve the watch. After reviewing the chart and having been briefed by the off-going mate, you are now ready to effect the relief. Which of the following is exemplary of the statement that would officially transfer the watch?
N a. You say to the mate going off watch, "Destination New York, course 283°, speed 16 knots." N b. The mate being relieved says, "You now have the watch, course 147°, speed 15 knots." N c. The mate being relieved says, "All in apparent good order, course 068° per gyro, 075° per standard." Y d. You say to the mate going off watch, "I relieve you, course 321° per gyro, 316° per standard." 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 1527: A 30,000 DWT tankship is required to have an IOPP certificate when __________.
N a. engaged in the coastwise trade N b. going foreign Y c. calling at ports in another country signatory to MARPOL 73/78 N d. carrying cargoes listed in the MARPOL regulations 1558: When making up a tow connection, you should use __________.
N a. safety hooks N b. plain eye hooks N c. round pin shackles Y d. screw pin shackles 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 1611: On a transpacific voyage, you receive a message from your vessel's operators saying that your vessel has been consigned to Naval Control of Shipping. Further information is contained in __________.
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 1639: All wire rope used in shipboard cargo gear must be identified and described in a certificate. The certificate shall certify all of the following EXCEPT the __________.
N a. date of the test N b. load at which a test sample broke Y c. name of the vessel N d. number of strands and of wires in each strand 1649: What is required to be stenciled at the heel of a cargo boom?
N a. Maximum angle of elevation permitted N b. Date of the last quadrennial test Y c. Safe working load N d. Maximum load when doubled up 1680: In vessel construction, the garboard strake is __________.
Y a. located next to and parallel to the keel N b. located next to and parallel to the gunwale N c. another term for the bilge keel N d. another term for the rub rail 1730: A disk with a horizontal line through its center, equivalent to the summer load line, is called the __________.
N a. deadrise mark N b. maximum allowable draft mark Y c. Plimsoll mark N d. tonnage mark 1731: You are in charge of a 225-gross ton tug preparing to depart from Houston, Texas, with a loaded 2500-gross ton tank barge bound for New York. Prior to departure, regulations require that you __________.
N a. record the status of all firefighting equipment Y b. record the barge's load line and draft readings N c. record the condition of the towing gear N d. have on board an Official Logbook in lieu of other forms of records 1768: As a rule, ships of most configurations, when drifting in calm water with negligible current, will lie __________.
N a. bow to the wind Y b. beam to the wind N c. stern to the wind N d. with the wind on the quarter 1830: Using the graph, if the dry bulb temperature is 76°, and the wet bulb temperature is 58°, what is the relative humidity in a cargo hold? (D008DG )
Y a. 35% N b. 47% N c. 61% N d. 76% 1848: You are docking a vessel. Wind and current are most favorable when they are __________.
N a. crossing your course in the same direction N b. crossing your course in opposite directions Y c. parallel to the pier from ahead N d. setting you on the pier 2016: The revolving drum of a winch used to haul lines is called a __________.
N a. bull gear Y b. gypsyhead N c. spanner N d. wildcat 2043: A mooring line that prevents a vessel from moving sideways away from the dock is a __________.
N a. bow line Y b. breast line N c. stern line N d. spring line 2095: You are using a racetrack turn to recover a man overboard. The vessel is first steadied when how many degrees away from the original heading?
N a. 60° to 70° N b. 90° N c. 135° Y d. 180° 2098: Snow has obliterated surface features and the sky is covered with uniform, altostratus clouds. There are no shadows and the horizon has disappeared. What is this condition called?
N a. Ice blink Y b. Whiteout N c. Water sky N d. Aurora reflection 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 2179: A design modification of an anchor chain which prevents kinking is the __________.
N a. detachable link Y b. stud link N c. Kenter link N d. connecting link 2240: What is the mechanical advantage of tackle number 1? (DO29DG )
N a. 0.5 Y b. 1 N c. 1.5 N d. 2 2284: In determining the scope of anchor line to pay out when anchoring a small boat, one must consider the __________.
N a. charted depth of water only Y b. depth of water, including tidal differences N c. type of line being used for the anchor rope N d. type of anchor being used 2476: At the outbreak of war your ship is caught in an enemy port. Which statement is FALSE?
N a. You should attempt to contact U.S. Consular officials. N b. You should attempt to clear for sea before your ship is interned. Y c. You should resist boarding by local officials. N d. You should try to send a Ship Hostile Action Report to the NGA (formerly NIMA). 2481: You are proceeding under NCS (Naval Control of Shipping) and wish to send a message concerning an initial enemy contact. Which precedence would you assign this message?
N a. P (PRIORITY) Y b. Z (FLASH) N c. R (ROUTINE) N d. O (IMMEDIATE) 2562: As you hold a piece of manila line vertically in front of you, the strands run from the lower left to the upper right. Which type of line is this?
Y a. Right-hand laid N b. Cable-laid N c. Sennet-laid N d. Water-laid 3132: What may prevent a tug from tripping or capsizing when towing a large vessel?
N a. Surge lines Y b. Norman Pins N c. Under riders N d. Safety shackles 3280: What is NOT accepted as the required shipping papers on a manned and loaded tank barge?
N a. Bill of Lading N b. Manifest N c. Shipping document Y d. Logbook entry 3378: The part of the anchor indicated by the letter F is the __________. (D038DG )
Y a. shank N b. bar N c. stock N d. shot 3584: The tripping palm is indicated by which letter? (D038DG )
N a. F Y b. G N c. H N d. J 3652: You are lifting a one-ton weight with a swinging boom. When comparing the stresses in the rig with the boom at 20° to the horizontal to the stresses when the boom is at 60° to the horizontal, which statement is TRUE?
N a. The stress on the topping lift is greater at 60°. N b. The thrust on the boom is greater at 20°. N c. The stress on the heel block is less at 20°. Y d. The stress on the masthead fairlead for the topping lift is greater at 20°. 3776: 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)
Y a. 29.70 numeral N b. 33.63 numeral N c. 49.82 numeral N d. 58.33 numeral 4032: The pivot pin at the base of a sheath-screw boom davit must be __________.
N a. inserted each time before the booms are cranked out Y b. periodically removed for inspection and lubricated N c. replaced at each inspection for certification N d. in the locked position after the boat is cradled and griped down 4061: The two factors which make underwater hull repair difficult are accessibility and the __________.
N a. availability of tools N b. shape of the hull Y c. pressure exerted by the water N d. threat of progressive flooding 4150: Which of the following is/are TRUE regarding lashing requirements to secure vehicles aboard Ro-Ro vessels?
N a. The securing of cargo on flats and trailers and in containers must be adequate to withstand both road and sea motions N b. The generally recommended lash angle cannot be greater than 45 degrees relative to the deck in any direction. N c. It is necessary for an adequate number of securing points on the vehicles themselves in order that lashings may be properly and safely utilized. Y d. All the above 4175: Which of the following is NOT necessary, prior to loading or discharging cargo on a Ro-Ro vessel?
N a. Turn on ventilation for cargo holds. N b. Lower the stern ramp. Y c. Turn on the red cargo light. N d. Raise/open the stern door. 4207: Which piece of equipment is required to "twin-up" 30-ton pedestal cranes aboard a crane vessel?
N a. Portable power swivel N b. 20-foot container spreader N c. 40-foot container spreader Y d. None of the above