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 95: You should keep clear of __________.
Y a. any line under a strain N b. lines that are paying out N c. lines that are coiled down only N d. None of the above are correct 236: As the propeller turns, voids are formed on the trailing and leading edges of the propeller blades causing a loss of propulsive efficiency, pitting of the blades, and vibration. These voids are known as __________.
N a. advance Y b. cavitation N c. edging N d. slip 503: Which statement is FALSE?
N a. Nylon can stretch approximately 40% and still recover. N b. Only nylon stoppers should be used on nylon hawsers. Y c. Nylon is most practical for use on hip towing. N d. With proper care nylon hawsers will greatly outlast manila and other natural fibers. 503: Which statement is FALSE?
N a. Nylon can stretch approximately 40% and still recover. N b. Only nylon stoppers should be used on nylon hawsers. Y c. Nylon is most practical for use on hip towing. N d. With proper care nylon hawsers will greatly outlast manila and other natural fibers. 561: Which space cannot be deducted from gross tonnage when calculating net tonnage?
N a. Crew messroom Y b. Forepeak ballast tank N c. Master's cabin N d. Chain locker 572: A vessel is entering port "A" for the first time and has a Pilot conning the vessel. The Master is unsure that the Pilot is taking sufficient action to prevent a collision. What should the Master do?
N a. Nothing; The Pilot is required by law and is solely responsible for the safety of the vessel. N b. State his concerns to the Pilot but do not interfere with the handling of the vessel. N c. Direct the Pilot to stop the vessel and anchor if necessary until the situation clears. Y d. Recommend an alternative action and if not followed relieve the Pilot. 660: You receive word that a person has fallen overboard from the starboard side. You should FIRST __________.
N a. notify the Master Y b. put the wheel hard right N c. put the engines full astern N d. sound the man overboard alarm 722: A tow can override its tug as a result of __________.
N a. a mechanical breakdown on the tug N b. adverse tidal current conditions N c. the tug reducing its speed Y d. All of the above 728: How many board feet of dunnage are in a draft 4 feet wide, 1-1/2 feet high and 13 feet long?
N a. 84 N b. 756 Y c. 936 N d. 1021 838: You are going to load bales of wool having a stowage factor of 110 in #3 lower hold which has a bale cubic of 72,000. If broken stowage is figured at 15%, how many tons of the wool can be stowed?
Y a. 556 N b. 654 N c. 752 N d. 770 856: A wedge of water building up between the bow and nearer bank which forces the bow out and away describes __________.
Y a. bank cushion N b. bank suction N c. combined effect N d. bend effect 872: In a foreign port with a consulate, the U.S. Consul may excuse the Master from personally appearing before him to consent to the mutual release of an injured seaman, when the __________.
Y a. injury requires immediate inpatient hospitalization of the seaman N b. Master authorizes the agent to act in his place N c. ship is still in port and the seaman can appear before the Consul after medical treatment N d. seaman also consents to the absence, and there is no dispute as to the wages due 879: Centrifugal pumps have what advantage(s) over reciprocating pumps?
N a. They are less expensive. N b. They are smaller for equivalent pumping ability. N c. They pump more cargo in less time. Y d. All of the above 882: The owner or Master of a towing vessel that tows astern must keep records of the towline(s) that include all of the following information EXCEPT _____________ .
N a. the towline's initial minimum breaking strength as determined by the manufacturer Y b. an invoice showing the cost of the towline N c. the towline's nautical miles of use or time in service N d. the history of loading of the towline 884: When towing astern, each towline must meet all of these requirements, EXCEPT ___________ .
Y a. being suitable for use as soon as it is removed from its normal stowage location N b. having wire clips for other than a temporary repair N c. having the end either spliced with a thimble or fitted with a poured socket N d. being free of knots 913: When commencing cargo operations on a container ship, one cell at a hatch is generally discharged completely (to the bottom of the ship) before removing any containers from the adjoining cells to ____________.
N a. remove an existing list that would slow down cargo operations Y b. initiate loading in conjunction with unloading at the hatch N c. improve stability during cargo operations N d. allow longshoremen easy access to the hatch 967: While steering by autopilot you notice that the vessel is deviating from the given course and there is no follow up with corrective rudder action to return to the proper heading. The emergency operating procedure should require you to immediately change operation from __________.
Y a. "gyro" to "hand" N b. "hand" to "gyro" N c. "gyro" to "control" N d. "control" to "hand" 996: With a following sea, a vessel will tend to __________.
N a. heave to N b. pound N c. reduce speed Y d. yaw 1448: Nylon line is better suited than manila for __________.
N a. towing alongside Y b. towing astern N c. holding knots and splices N d. resisting damage from chemicals 1466: When dropping anchor, you are stationed at the windlass brake. The most important piece(s) of gear is(are) __________.
N a. a hard hat N b. a long sleeve shirt N c. gloves Y d. goggles 1508: While towing, sudden shock-loading caused during heavy weather can be reduced by __________.
N a. using a short tow hawser N b. using a nonelastic type hawser Y c. using a heavier hawser N d. decreasing the catenary in the hawser 1556: When anchoring, good practice requires 5 to 7 fathoms of chain for each fathom of depth. In deep water you should use __________.
N a. the same ratio N b. more chain for each fathom of depth Y c. less chain for each fathom of depth N d. two anchors with the same ratio of chain 1655: Which knot represents a double blackwall hitch? (DO30DG )
N a. F N b. G Y c. L N d. R 1683: "Herringbone" is a term associated with __________.
N a. anchoring N b. mooring Y c. sewing N d. splicing 1763: You are in charge while handling a synthetic hawser on a capstan. The hawser has a heavy strain and you wish to avoid the hawser's slipping on the capstan drum. Which action should you take?
Y a. Back off on the capstan a bit and have the seaman take several more turns on the drum. N b. Have the seaman take a strain on the hawser and carefully have several turns added on the drum. N c. Have more than one seaman hold a good strain on the hawser and continue to heave easy. N d. While continuing to heave slowly on the capstan, have the seaman take several more turns on the drum. 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 1776: When anchoring in calm water, it is best to __________.
N a. maintain slight headway when letting go the anchor N b. wait until the vessel is dead in the water before letting go the anchor Y c. have slight sternway on the vessel while letting go the anchor N d. let the anchor go from the stern with the anchor cable leading from the bow 1838: You are docking a vessel. If possible, you should __________.
N a. go in with the current Y b. go in against the current N c. approach the dock at a 90° angle and swing to N d. pass a mooring line to the dock with a heaving line and let the crew pull the vessel in 1951: A case received for shipment is marked as shown. The portion of the symbol indicated by the letter A is _______ . (D043DG )
Y a. a stowage sequence marking N b. the consignee's marking N c. a stowage mark, showing the top of the case N d. the symbol for toxic contents 1953: What is likely to occur when you are surging synthetic mooring lines on the gypsyhead during mooring operations?
N a. The lines may jam and then jump off the gypsyhead. N b. If there is sudden strain on the line, the man tending the line may be pulled into the gypsyhead. N c. The lines' surging may cause the vessel to surge. Y d. The heat generated may cause the lines to temporarily fuse to the gypsyhead. 1958: When tandem tug towing, the more powerful of the two tugs should be __________.
N a. the lead tug Y b. behind the lead tug N c. towing at a right angle to the smaller tug N d. towing at a faster speed than the smaller tug 1976: Which letter indicates a longitudinal? (D033DG )
N a. C N b. E Y c. L N d. M 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 2102: A seaman deserts the vessel in a foreign port. What should the Master do with any of the deserter's personal effects remaining on board?
N a. Sell them at auction and deposit the money in the ship's morale or welfare fund. N b. Donate them to a local charity upon return to the United States. Y c. Transfer them to the appropriate district court of the U.S. at the end of the voyage. N d. Inventory them, make an appropriate entry in the Official Logbook and dispose of them at sea. 2107: What is the name of the mark indicated by the letter A? (D003DG )
N a. Winter North Atlantic load line N b. Fresh Water load line Y c. Deck line N d. Plimsoll line 2147: What is the name of tackle number 8? (DO29DG )
N a. Parbuckle Y b. Gun tackle N c. Single purchase N d. Single luff tackle 2166: A ballasted vessel sinks enroute to a dry dock. Under these circumstances, the vessel's owner can claim __________.
Y a. actual total loss N b. constructive total loss N c. general average N d. particular average 2190: What is the name of tackle number 3? (DO29DG )
N a. 1-2 purchase N b. Gun tackle Y c. Single luff tackle N d. Double whip 2230: What is the name of tackle number 1? (D029DG )
Y a. Whip N b. One-fold purchase N c. Gun tackle N d. Runner 2353: Which mooring line prevents sideways motion of a vessel moored to a pier?
N a. A line led forward from the bow N b. A line led aft from the bow N c. A line led in the same direction as the keel Y d. A line led at a right angle to the keel 2540: In small craft terminology, all of the anchor gear between a boat and her anchor is called the __________.
N a. stock N b. chock N c. scope Y d. rode 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 2644: The boat is stowed on the davit rather than on a cradle with which type of davit?
Y a. Crescent N b. Sheath-screw boom N c. Quadrantal N d. Radial 2676: Who cannot commit the crime of barratry?
N a. Master N b. Ship's officer(s) N c. Ship's unlicensed crewmember(s) Y d. Ship owner 2692: Your vessel is on a voyage from Ogdensburg, NY, to Chicago, IL, via the Great Lakes. The date is October 3 of the current year. If your vessel is subject to the load line requirements, to which of her marks should she be loaded? (D031DG )
N a. Fresh water - Winter N b. Salt water - Intermediate Y c. Fresh water - Intermediate N d. Salt water - Winter 2842: By definition, a "spar deck" is the __________.
N a. lower most continuous deck not broken by water tight bulkheads N b. after most weather deck above the main strength deck Y c. upper or weather deck above the main strength deck N d. deck of light construction below the main or strength deck 2854: The term "Great Lakes", as defined by the Inland Rules of the Road, does NOT include __________.
N a. portions of the Chicago River N b. portions of the Calumet River Y c. the St. Lawrence River to Trois Rivieres N d. Saginaw Bay 2888: The Coordinator Surface Search in a SAR situation should display by day __________.
Y a. the code flags FR N b. a black ball over a black diamond shape N c. code flag Quebec over a black ball N d. two black diamond shapes in a vertical line 2969: Fog can form in any season on the Great Lakes, but it is most likely to occur over open waters in __________.
N a. summer and early autumn N b. autumn and early winter N c. winter and early spring Y d. spring and early summer 3032: Ice is often strong enough to halt navigation through the St. Lawrence Seaway by mid- __________.
N a. October N b. November Y c. December N d. January 3395: The holding power of an anchor at a given scope of cable increases when the __________.
Y a. amount of chain lying along the bottom increases N b. length of the catenary is reduced N c. mooring line tension is increased N d. amount of chain lying along the bottom decreases 3439: Horizontal fore or aft motion of a vessel is known as __________.
N a. pitch Y b. surge N c. sway N d. roll 3439: Horizontal fore or aft motion of a vessel is known as __________.
N a. pitch Y b. surge N c. sway N d. roll 3712: When should a crane boom-up so high that the boom hits the stops?
N a. Only if the load has not exceeded the limit at that angle N b. Only if the load contains non-hazardous materials N c. Only if necessary to perform a given lift Y d. Never 3840: 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?
N a. The thrust on the boom is greater at 20°. N b. The stress on the topping lift is greater at 60°. Y c. The stress on the heel block is less at 60°. N d. The change in angle of elevation has no effect on the stresses in the head block. 4040: When towing another vessel astern, the length of the towline should be __________.
N a. as long as possible N b. such that one vessel will be on a crest while the other is in a trough Y c. such that the vessels will be "in step" N d. not over two wave lengths in seas up to 10 feet 4044: You are arriving in port and are assigned to anchor in anchorage circle B-4. It has a diameter of 500 yards and your vessel's LOA is 484 feet. If you anchor in 8 fathoms at the center of the circle, what is the maximum number of shots of chain you can use and still remain in the circle?
N a. 6 shots N b. 5 shots N c. 4 shots Y d. 3 shots 4202: Which of the following statements is/are TRUE concerning cranes being installed on the centerline of vessels?
N a. One crane is able to work both sides of the ship. N b. One crane is able to work one end of two adjacent hatches. N c. They are more economical and weigh less. Y d. All of the above 4228: Which of the following is/are the component(s) of a twin crane set as shown? (D047DG )
N a. Boom assembly N b. Hook block assembly N c. Operator's cab Y d. All of the above