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.
17: The mooring line labeled "E" is called a(n) __________. (DO44DG )
Y a. bow spring line N b. aft spring line N c. forward breast line N d. bow line 59: Combustible liquid is defined as any liquid having a flash point above __________.
N a. 40°F ( 4°C) Y b. 80°F (27°C) N c. 110°F (43°C) N d. 150°F (66°C) 110: What is NOT required as special safety equipment on a tankship carrying hazardous cargoes in bulk?
N a. Shower and eyewash fountain N b. Equipment to lift an injured person from a pumproom Y c. Two portable vapor detectors suitable for the cargoes carried N d. A safety locker adjacent to the emergency shutdown station 115: 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 is the result of misconduct N b. injury results in loss of life only N c. injured need first aid Y d. injured is incapacitated 141: On a sea going towing vessel of 150 gross tons, there are six (6) seamen in the deck crew. How many certificated able seamen are required if the voyage is over 600 miles?
N a. 1 N b. 2 N c. 3 Y d. 4 155: You are transporting dangerous cargo on your vessel. You must inspect this cargo __________.
Y a. daily N b. daily, at sea only N c. after encountering rough weather N d. after loading and prior to arrival in port only 305: What is considered a Serious Marine Incident?
N a. an allision that results in $500 damage to a boat dock Y b. an injury to a crewmember, passenger, or other person which requires professional medical treatment beyond first aid N c. grounding of a vessel on a sandbar that does not result in injuries and/or any damage to the vessel N d. None of the above 433: When a tow is trimmed by the stern it is said to __________.
N a. hog N b. sag Y c. drag N d. list 500: What would NOT require that a detailed report of the release of hazardous cargo be made to the Department of Transportation?
N a. The valve on an empty portable tank that contained acetone is accidentally opened and some of the residue escapes to the open sea. N b. A carboy of nitric acid is broken on deck while loading and is flushed overboard with no injury or damage. Y c. Part of your deck cargo of five gallon cans of paint is damaged and leaking so you jettison them to eliminate the fire hazard. N d. Heavy weather causes damage to packages of a hazardous liquid that is subsequently pumped out at sea through the bilge pumping system. 534: Which is part of the ground tackle?
N a. Charlie noble Y b. Devil's claw N c. Gooseneck N d. Rat's tail 558: A heated bulkhead has the effect on a hygroscopic commodity of __________.
N a. causing moisture to accumulate against the bulkhead N b. lowering the vapor pressure of the commodity N c. lowering the dew point of the air Y d. raising the vapor pressure of the commodity 596: Before entering an ice area, the ship should be __________.
N a. either trimmed by the head or the stern N b. on an even keel N c. trimmed down by the head Y d. trimmed down by the stern 624: A serving mallet is used in __________.
Y a. covering wire or fiber rope N b. forcing fids into a line N c. dogging hatches N d. splicing lines 641: Which document shows the minimum required crew a vessel must have to navigate from one port in the United States to another?
N a. Articles Y b. Certificate of Inspection N c. Crew List N d. Register 645: A vessel's Certificate of Documentation __________.
N a. may be retained by the owner at the home port OR kept on the vessel N b. must be posted under transparent material in the pilothouse Y c. must be carried on board N d. must be kept on file at the corporate offices of the owner or operator 712: What is the effect of releasing the towline in a tripping situation?
Y a. It disconnects the capsizing force and allows the tug to recover from its list. N b. It frees the tug from its towing responsibilities. N c. There is no effect other than relief. N d. Yawing 721: The mooring line labeled "F" is called a __________. (DO44DG )
N a. bow line N b. forward spring line Y c. breast line N d. None of the above 741: A vessel has sustained damage in a collision with another vessel. It is necessary to have a Seaworthy Certificate before the vessel sails. Who will issue this certificate?
N a. American Consul Y b. Classification Society N c. Captain of the Port N d. Officer in Charge, Marine Inspection 896: A V-shaped ripple with the point of the V pointing upstream in a river may indicate a __________.
N a. submerged rock, not dangerous to navigation N b. sunken wreck, not dangerous to navigation Y c. towed-under buoy N d. All of the above 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 986: When running before a heavy sea, moving weights aft will affect the handling of a vessel by __________.
N a. reducing rolling N b. increasing rolling Y c. reducing yawing N d. increasing yawing 1046: In a following sea, a wave has overtaken your vessel and thrown the stern to starboard. To continue along your original course, you should __________.
Y a. use more right rudder N b. use more left rudder N c. increase speed N d. decrease speed 1112: What is an advantage of the 6X37 class of wire rope over the 6X19 class of wire rope of the same diameter?
Y a. Greater flexibility N b. More resistance to corrosion N c. More resistance to elongation N d. Lower weight per foot 1228: A cargo exception would appear on __________.
Y a. a Bill of Lading N b. the cargo manifest N c. the Export Declaration N d. a Letter of Indemnity 1261: A vessel operating "in class" has met all the requirements of the __________.
Y a. ABS or similar society N b. insurance company N c. U.S. Coast Guard N d. U.S. Customs 1313: Where should a vessel being towed alongside be positioned for increased maneuverability?
N a. Stern of the towed vessel aft of the stern of the towing vessel N b. Stern of the towed vessel even with the stern of the towing vessel Y c. Stern of the towed vessel forward of the stern of the towing vessel N d. Bow of the towed vessel even with the bow of the towing vessel 1402: What form of ice is of land origin?
N a. Shuga N b. Floe N c. Spicule Y d. Bergy bit 1483: The knot used to join two lines or two large hawsers for towing is called a __________.
N a. square knot Y b. carrick bend N c. sheet bend N d. bowline 1512: You are proceeding under NCS (Naval Control of Shipping) and wish to send a message warning of a hurricane. Which precedence would you assign this message?
N a. R (ROUTINE) N b. Z (FLASH) Y c. O (IMMEDIATE) N d. P (PRIORITY) 1600: A person who sees someone fall overboard should __________.
Y a. call for help and keep the individual in sight N b. immediately jump in the water to assist the individual N c. run to the radio room to send an emergency message N d. go to the bridge for the distress flares 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 1723: What is meant by the term "two-blocked"?
Y a. The bottom block touches the top block. N b. The line has jumped the sheaves. N c. There are turns in the fall. N d. You have two blocks. 1755: Which knot shown is a French bowline? (DO30DG )
N a. L Y b. T N c. Q N d. W 1764: The "square knot" is used for __________.
N a. forming temporary eyes in lines Y b. joining two lines of equal size N c. keeping line from unlaying or fraying N d. joining two lines of different size 1796: Which safety check(s) should be made before letting go the anchor?
N a. See that the anchor is clear of obstructions. N b. See that the chain is all clear. N c. See that the wildcat is disengaged. Y d. All of the above 1826: The knot lettered X in illustration DO30DG is a __________. (DO30DG )
N a. timber hitch N b. becket bend Y c. clove hitch N d. blackwall hitch 2029: When anchored, increasing the scope of the anchor chain normally serves to __________.
N a. prevent fouling of the anchor N b. decrease swing of the vessel Y c. prevent dragging of the anchor N d. reduce strain on the windlass 2038: With a large ocean tow in heavy weather, you should NOT __________.
N a. keep the stern of the tug well down in the water Y b. adjust the towline so the tug is on the crest when the tow is in the trough N c. keep the low point of the catenary in the water N d. use a long towing hawser 2060: In polar regions you should NOT expect to see __________.
N a. mirage effects N b. sea smoke Y c. extensive snowfall N d. false horizons 2091: When operating in an area where sea ice and icebergs are present, which statement is TRUE?
Y a. Icebergs may travel in a direction many degrees different from the sea ice. N b. Both icebergs and sea ice will move in approximately the same direction and at the same speed. N c. Icebergs and sea ice will move in the same direction, but at different speeds due to the sail effect of the berg. N d. Icebergs and sea ice will move in the same direction, but the iceberg will move slower because of its underwater bulk. 2152: Your vessel has the symbol shown inscribed on the side. Which statement concerning this symbol is TRUE? (DO22DG )
N a. This represents the load line marks when engaged on a voyage upon the Great Lakes. N b. The line directly under the triangle is at the same level as the summer load line. N c. The symbol is the equivalent of a load line marking and is used by government vessels (USN, MSC, USCG) only. Y d. The applicable gross and net tonnage of the ship will change if this mark is submerged and the load line mark is visible. 2207: After an explosion, repair of emergency machinery and services should be accomplished __________.
Y a. after control of fire, flooding, and structural repairs N b. immediately, before the emergency is under control N c. after control of fire, but before control of flooding N d. after stability is restored 2276: 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 advance for a turn of 60°? (D035DG )
Y a. 665 yards N b. 710 yards N c. 745 yards N d. 780 yards 2398: How many tons of salt water can be loaded into a flat-ended cylindrical tank with a diameter of 4.5 feet and a length of 8 feet?
N a. 1.82 Y b. 3.64 N c. 7.27 N d. 14.54 2529: Which condition would NOT entitle a vessel to carry goods on deck?
N a. The shipper agrees to deck stowage Y b. The cargo will damage other cargoes by tainting or contamination N c. Deck stowage is required by law or regulation N d. Deck stowage is customary in the trade (i.e. timber cargoes) 2699: The thickness of a 30.6 pound plate is __________.
N a. 3/8" N b. 1/2" Y c. 3/4" N d. 1" 2799: Who publishes the "Canadian List of Lights, Buoys and Fog Signals"?
N a. The U.S. Coast Guard Y b. The Canadian Coast Guard N c. The U.S. Hydrographic Service N d. The Canadian Hydrographic Service 3047: When backing down with sternway, the pivot point of a vessel is __________.
Y a. about one-quarter of the vessel's length from the stern N b. at the bow N c. about one-third of the vessel's length from the bow N d. aft of the propellers 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 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 3204: What term indicates the immersed body of the vessel forward of the parallel mid-body?
N a. Run N b. Flare Y c. Entrance N d. Sheer 3321: By law, the maximum penalty for failing (without reasonable cause) to give aid in the case of collision is __________.
N a. one year imprisonment or $500 N b. two years imprisonment or $500 Y c. two years imprisonment or $1000 N d. two years imprisonment or $2000 3370: In astern towing, a tow span, also called the "tow bar" or "towing arch", is used to __________.
N a. insure that the hawser leads directly aft as it passes over the stern of the towing vessel N b. increase the stability of the towing vessel by raising the hawser off the deck N c. reduce chafing of the towing hawser Y d. prevent fouling of the hawser on deck gear located on the stern of the towing vessel 3439: Horizontal fore or aft motion of a vessel is known as __________.
N a. pitch Y b. surge N c. sway N d. roll 3508: A situation has occurred in which your vessel must be towed. When the towing vessel passes the towing line to you, you should secure the line __________.
N a. to the base of the foremast Y b. to the forward-most bitts N c. to the forward part of the deckhouse N d. at the stern 3610: You have a tow of chemical barges. The mate reports an ammonia smell around the head of the tow. You would suspect a leak in the barge carrying __________.
N a. methyl chloride N b. heptane N c. propanolamine Y d. morpholine 4225: What does item "G" refer to in this illustration of a 30-ton pedestal crane? (D045DG )
N a. Mast N b. Pillar Y c. Turntable N d. Pedestal 4238: Most pedestal crane power is provided by __________.
Y a. Electro-hydraulic units N b. Steam units N c. Independent internal combustion power units N d. All of the above 4255: Which of the following statement(s) is/are TRUE regarding a twin pedestal crane set?
N a. The cranes may be operated independently. N b. The cranes may be interconnected for twin operation. N c. When twinned, the crane rotation on the foundation assembly is unlimited. Y d. All of the above 4271: Which immediate action should the operator of a pedestal crane take if crane control is lost?
N a. Sound the general alarm. Y b. Return the control levers to the neutral positions. N c. Notify port security. N d. Hold the control levers all the way down.