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.
34: Your vessel has been loaded in a sagging condition. Enroute you encounter heavy weather and notice buckling in the midships deck plating of your vessel. To relieve the strain you could __________.
N a. pump fuel oil from midships to the ends of the vessel N b. reduce speed N c. take a course which most eases the vessel Y d. All of the above 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 171: You have determined the maneuvering characteristics of your vessel by taking the radar ranges and bearings of an isolated light while making a turn. The results are as listed. Based on this data what is the transfer for a turn of 30°? d035dg
Y a. 40 yards N b. 140 yards N c. 190 yards N d. 230 yards 175: While the Pilot is maneuvering the vessel to a dock, what is the primary responsibility of the watch officer?
N a. Judge the appropriateness of the Pilot's orders and countermand them if necessary Y b. Insure that helm and throttle orders given by the Pilot are correctly executed N c. Record the bells and their times in the bell book N d. Supervise the signaling and flag etiquette 509: Which factor must be considered when determining the order of loading of dissimilar products through the same piping system aboard a tanker?
Y a. Contamination of the cargo N b. Flash points N c. Reid vapor pressures N d. Specific gravities 510: You have loaded dangerous cargo on your vessel and must fill out a Dangerous Cargo Manifest. In which publication would you find the requirements to complete this form?
N a. 33 CFR - Navigation and Navigable Waters Y b. 46 CFR - Shipping N c. IMCO - Intergovernmental Maritime Consultative Organization N d. IMDG - International Maritime Dangerous Goods 555: A chain bridle is used when towing astern because it __________.
N a. is easy to connect Y b. provides an effective catenary and absorbs shock due to its weight N c. makes rigging a swivel unnecessary N d. prevents the tow from yawing by the drag of the chains in a seaway 567: 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 and Maryland. N b. The Pilot must be licensed by either Virginia or Maryland. Y c. The Pilot need only be licensed by the Coast Guard. N d. The Pilot must be licensed by Virginia, Maryland and the Coast Guard. 569: In order to reduce the accumulation of static electricity while loading petroleum products, you should __________.
N a. start to load at maximum pressure Y b. start to load slowly N c. increase the air flow into the tank N d. use the overall method of loading only 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 683: Barges and vessels are ballasted before departure to __________.
Y a. improve their stability N b. avoid polluting waters where liquid ballast may not be discharged N c. prevent free surface effects N d. allow movement of liquids within the barge for tank cleaning 713: How do the height and location of a tug's towing bitts relate to the danger of tripping?
Y a. The further forward and closer to amidships the more readily the tug will trip. N b. Placement further aft permits more effective pulling, better steering and eliminates the danger of tripping. N c. Installing the bitts down low lowers the center of gravity. N d. The height and position of towing bitts has no significance. 747: When carrying a cargo of asphalt or molten sulfur, which are carried at temperatures of over 300°F, one of the biggest dangers is __________.
N a. inadequate ullage space N b. having the cargo too cool N c. explosion of vapors after discharge Y d. having to breathe the fumes 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 894: When taking a length of new manila rope from the coil, you should __________.
N a. mount the coil so it will turn like a spool and unreel from the outside N b. roll the coil along the deck and allow the rope to fall off the coil Y c. lay the coil on end with the inside end down, then pull the inside end up through the middle of the coil N d. lay the coil on end with the inside end up then unwind the rope from the outside of the coil 899: When must the owner or Master of a towing vessel retest a towline or remove it from service?
Y a. When the record of its material condition lapses for 3 months or more. N b. After it jams on the towing winch. N c. After it drags on the bottom. N d. When it has not been used for over 60 days. 1040: A well in the uppermost deck of a shelter deck vessel which has only a temporary means of closing for the purpose of gaining an exemption from tonnage measurement is called a(n) __________.
N a. exemption space N b. tonnage deck N c. cofferdam Y d. tonnage opening 1045: If a hydraulic pump on a winch accidentally stops while hoisting, the load will stay suspended because __________.
Y a. a check valve will close and prevent reverse circulation N b. a centrifugal counterweight counteracts the force of gravity. N c. the electric pump motor will cut out N d. the control lever will move to the stop position 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 1103: What should you inspect to be sure that it is safe to go aloft in a bosun's chair?
N a. The gantline N b. The tail block N c. The chair and bridle Y d. All of the above 1111: A vessel sailing from Liverpool to New York puts into Boston, Mass. for emergency repairs. If no inward foreign cargo is to be discharged at that port, which of the following documents is required?
N a. Custom Manifest N b. Inward Foreign Manifest Y c. Pro Forma Manifest N d. Traveling Manifest 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 1154: Which line would be least likely to kink?
Y a. Braided N b. Left-handed laid N c. Right-handed laid N d. Straight laid 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 1308: The S.S. Sheet Bend arrives in New York after encountering heavy weather on a voyage from Cape Town. Who will note the protest for the Master?
N a. Collector of Customs Y b. Notary Public N c. Officer in Charge Marine Inspection N d. U.S. Shipping Commissioner 1404: Galvanizing would not be suitable for protecting wire rope which is used for __________.
Y a. cargo runners N b. mooring wires N c. shrouds N d. stays 1420: Tensile stress is a result of two forces acting in __________.
Y a. opposite directions on the same line, tending to pull the material apart N b. opposite directions on the same line, tending to compress the object N c. opposite directions along parallel lines N d. the same direction along parallel lines 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 1589: Why is 6X19 class wire rope more commonly used for cargo runners than the more flexible 6X37 wire rope?
Y a. It resists abrasion better. N b. It is longer. N c. It hugs the winch drum better. N d. It is less expensive. 1643: The splice designed to pass easily through a block is called a(n) __________.
N a. eye splice N b. short splice Y c. long splice N d. block splice 1655: Which knot represents a double blackwall hitch? (DO30DG )
N a. F N b. G Y c. L N d. R 1662: Under defense plans, operation of electronic aids to navigation may be temporarily suspended with __________.
N a. one day's notice N b. thirty (30) days notice Y c. no notice N d. a week's notice 1755: Which knot shown is a French bowline? (DO30DG )
N a. L Y b. T N c. Q N d. W 1765: The annual survey for endorsement of a Load Line Certificate must be held within __________.
N a. the three month period immediately following the certificate's anniversary date N b. the three month period immediately preceding the certificate's anniversary date Y c. three months either way of the certificate's anniversary date N d. the three month period centered on the certificate's anniversary date 1790: Which space(s) is(are) exempt when measuring gross tonnage?
N a. Auxiliary machinery spaces above the uppermost continuous deck N b. Steering gear room N c. Part of the wheelhouse used to control vessel Y d. All of the above 1878: When being towed, a fairlead is a __________.
Y a. fabricated shape used to change the direction of a flexible member of the tow hookup N b. fabricated shape used to secure the tow hookup to the towed vessel N c. line connecting the fishplate to the bridle legs N d. line connecting the tow bridle to the towed vessel 1990: Upon receipt of a distress message, a merchant vessel is bound to proceed to the scene of the distress. Under which of the following cases would this NOT be true?
N a. The vessel would arrive at the distress scene more than 36 hours after the receipt of the initial distress message. N b. There are vessels closer to the distress scene that are proceeding to assist. Y c. The Master of the vessel in distress has requisitioned another vessel, and that vessel has accepted the requisition. N d. You are on a tank vessel and the distress involves a major fire on board the other vessel. 1995: The single turn method of returning to a man overboard should be used ONLY if __________.
N a. the man is reported missing rather than immediately seen as he falls overboard Y b. the vessel is very maneuverable N c. the conning officer is inexperienced N d. a boat will be used to recover the man 1996: Which method should be used to secure a manila line to bitts?
N a. A round turn on the bitt farthest from the strain and then figure eights Y b. A round turn on the bitt closest to the strain and then figure eights N c. Figure eights and then a round turn at the top of both bitts N d. Only figure eights are necessary on both bitts 2116: What is the name of tackle number 10 in illustration DO29DG? (DO29DG )
N a. Two-two purchase N b. Deck purchase Y c. Two-fold purchase N d. Double runner 2146: You are on a single-screw vessel with a right-handed propeller. The vessel is going full speed astern with full right rudder. The bow will swing __________.
N a. quickly to port, then more slowly to port Y b. probably to port N c. slowly to port, then quickly to starboard N d. probably to starboard 2153: The shipping papers for the products being carried in your tankship are NOT required to contain the __________.
Y a. exact quantity of the cargoes N b. grades of the cargoes N c. location of the delivery point(s) N d. name of the consignee(s) 2165: The original Bill of Lading, once signed by the Master, is NOT __________.
N a. a receipt and proof that goods have been received on board Y b. surrendered to the customs agency of the country where the cargo is discharged N c. used to transfer ownership of the cargo while the ship is enroute N d. proof of title or ownership of the cargo 2195: You have determined the maneuvering characteristics of your vessel by taking the radar ranges and bearings of an isolated light while making a turn. The results are as listed. Based on this data what is the transfer for a turn of 180°? (D035DG )
N a. 745 yards N b. 770 yards Y c. 840 yards N d. 890 yards 2243: You are using tackle number 4, as shown, to lift a weight. The hauling part of this tackle is bent to the weight hook of tackle number 11. What is the mechanical advantage of this rig? (DO29DG )
N a. 4 N b. 6 N c. 10 Y d. 24 2286: Cargo that is highly susceptible to damage by tainting from odorous cargo is called __________.
N a. clean cargo Y b. delicate cargo N c. dry cargo N d. immune cargo 2451: A safety shackle is identified by its __________.
N a. shape Y b. pin N c. certification stamp N d. color code 2499: Single hull vessels operating exclusively on the Great Lakes must be dry docked at intervals not to exceed __________.
N a. 12 months N b. 24 months N c. 48 months Y d. 60 months 2712: Which two Great Lakes are considered hydraulically as one?
N a. Lakes Superior - Huron Y b. Lakes Michigan - Huron N c. Lakes Erie - St. Clair N d. Lakes Erie - Ontario 2719: Which publication would give detailed information on the commercial vessel traffic reporting system for connecting waters from Lake Erie to Lake Huron?
N a. United States Coast Pilot - Great Lakes #6 N b. U.S. Coast Guard Light List - Vol. VII Y c. Code of Federal Regulations - Title 33 N d. The appropriate Great Lakes Navigation Chart 2745: While standing look-out at night, a dim light on the horizon will be seen quickest by looking __________.
Y a. a little above the horizon N b. directly towards the light N c. a little below the horizon N d. quickly above then quickly below the horizon 3064: What is the meaning of a flag hoist consisting of the code letters "WM" (Whiskey Mike) when displayed by an icebreaker?
N a. "I am going ahead; follow me." N b. "You should stop your vessel instantly." Y c. "Icebreaker support is now commencing." N d. "Icebreaker support is finished." 3092: Item A is the __________. (D024DG )
Y a. lashing N b. drag wire N c. scissor wire N d. tandem wire 3100: A holder of a license as Master of towing vessels may work each 24 hours for a period not to exceed __________.
N a. 6 hours Y b. 12 hours N c. 18 hours N d. 24 hours 3544: Wire rope should be renewed when the __________.
N a. outer wires are rusted Y b. outer wires are worn to half their original diameter N c. inner core appears dry N d. certification period expires 3580: You are standing the wheelwatch on entering port and the Master gives you a rudder command which conflicts with a rudder command from the Pilot. What should you do?
Y a. Obey the Master. N b. Obey the Pilot. N c. Bring the rudder to a position midway between the two conflicting orders. N d. Ask the Pilot if he relinquishes control. 3632: You are lifting a one-ton weight with a swinging boom. When comparing the stresses on 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?
Y a. The thrust on the boom is greater at 60°. N b. The stress on the topping lift is greater at 60°. N c. The stress on the heel block is less at 20°. N d. The stress on the head block is less at 60°. 3770: SOLAS requires a lifesaving training manual be provided in each crew cabin or in the __________.
N a. bridge N b. engineering control station Y c. recreation and messrooms N d. fire control room 3820: When making a Scharnow turn, the __________.
N a. rudder must be put over towards the side the man went over N b. initial turn direction is away from the side the man went over Y c. rudder is put hard over and the initial turn is maintained until about 240° from the original course N d. man overboard must be not more than 300 feet astern when starting the turn 4120: Which of the following is considered auxiliary securing equipment that provides extra reliability to lashing in Ro-Ro transport operations?
N a. Trailer trestles N b. Pedestals N c. Wheel chocks Y d. All of the above