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.
6: Which statement about a tunnel bow thruster is TRUE?
Y a. It provides lateral control without affecting headway. N b. It is fully effective at speeds up to about six knots. N c. It can be used to slow the ship in addition to backing down. N d. It will allow you to hold a position when the current is from astern. 121: You are the Master of an uninspected diesel towing vessel of 190 GT operating on a regular run from New York to the Gulf of Mexico. Which statement is TRUE?
N a. Able Seamen are not required in the deck crew. N b. Sailors may stand watch for 6 hours on and 6 hours off. N c. A licensed Chief Engineer is required. Y d. All crew members must have Merchant Mariner's Documents. 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 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 449: When loading bulk liquid cargo, what is the first action you should take if a cargo valve jammed open?
N a. Call the owner, operator, or terminal supervisor. N b. Unplug the deck scuppers. Y c. Order the dock man to shut down. N d. Run out the vessel's or terminal's fire hose. 468: Sweat damage in a hatch full of canned goods in cartons will occur when the __________.
N a. air temperature is higher than the temperature of the cargo N b. air temperature is lower than the temperature of the cargo Y c. dew point is higher than the temperature of the cargo N d. dew point is lower than the temperature of the cargo 637: A tow bridle is attached to the main tow hawser at the __________.
N a. bight ring N b. tow hook Y c. fishplate N d. swivel 743: A heavy steel curved arch constructed athwartships and above the after deck on a towing vessel is sometimes called a __________.
N a. towing arch N b. jockey bar N c. chafing bar Y d. Dutch tow bar 764: Roundline is a __________.
N a. four-stranded, left- or right-handed line Y b. three-stranded, right-handed line N c. three-stranded, left-handed line N d. small tarred hempline of three strands laid left-handed 786: You are on a single-screw vessel with a right-handed propeller, and you are making headway. When you enter shallow water, __________.
N a. you will have better rudder response N b. your speed will increase without a change in your throttle Y c. your rudder response will become sluggish N d. your vessel will tend to ride higher 804: Line is called "small stuff" if its circumference is less than __________.
N a. 1/2" N b. 3/4" N c. 1" Y d. 1 3/4" 822: You are on watch at sea at night and a fire breaks out in #3 hold. What should be done IMMEDIATELY?
Y a. Shut down the cargo hold ventilation. N b. Proceed to the space and determine the extent of the fire. N c. Flood the space with C02 from the fixed fire fighting system. N d. Cool the deck to contain the fire. 845: The terminology "able to understand any order spoken by the officers" refers to all of the following situations EXCEPT __________ .
N a. in response to a fire N b. directing the use of lifesaving equipment Y c. for deck department crew members to understand the terminology used in the engine room N d. in response to a man overboard 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 907: While assigned to a 90 GRT vessel, you are required to sign "foreign" articles on a voyage from Philadelphia to which port?
Y a. San Francisco, CA N b. Baltimore, MD N c. Tampico, Mexico N d. Montreal, Canada 919: A deepwell pump is a type of __________.
N a. screw pump Y b. centrifugal pump N c. eductor N d. gear pump 932: When bunkering at a dock which of the following signals must be displayed?
N a. A yellow flag by day, red light by night Y b. A red flag by day, red light by night N c. A green flag by day, green light by night N d. A red flag by day, a blue light by night 952: You have orders to load cargoes of carbon disulfide, diisopropylamine and pyridine on your multi-product tankship. Which statement is TRUE?
N a. Carbon disulfide may be carried in NOS. 1 and 2 center tanks and diisopropylamine in NOS. 1 and 2 wing tanks. N b. Pyridine and diisopropylamine may be carried in tanks having a common header vent. Y c. Pyridine need not be separated from carbon disulfide by two barriers (cofferdams, voids, empty tanks, etc.). N d. A tank of carbon disulfide may be used to separate a tank of pyridine from a tank of diisopropylamine. 1030: If an attempt is made to hoist a load that exceeds the capacity of an electric winch, an overload safety device causes a circuit breaker to cut off the current to the winch motor __________.
N a. when the line pull reaches the rated winch capacity Y b. after the line pull exceeds the rated winch capacity N c. after a short build-up of torque N d. immediately 1092: When a helmsman receives the command "Right 15 degrees rudder," the helmsman's immediate reply should be __________.
N a. "Rudder is right 15 degrees" N b. "Aye Aye Sir" Y c. "Right 15 degrees rudder" N d. No reply is necessary, just carry out the order. 1117: The knot used to form the bridle at the standing part of a gantline rigged to a stage is a __________.
N a. sheet bend N b. carrick bend N c. fisherman's bend Y d. bowline 1180: The regulations require that inspected vessels on an international voyage, other than small passenger vessels, must carry which of the following distress signals on or near the navigating bridge?
N a. 12 hand red flares Y b. 12 rocket parachute flares N c. 12 hand combination flares and orange smoke signals N d. 6 hand red flares, and 6 hand orange smoke signals 1312: In illustration D044DG, the mooring line labeled "D" is called a(n) __________. (DO44DG )
N a. stern line N b. forward spring line Y c. after spring line N d. waist breast line 1340: The usual depth of a beam bracket is __________.
Y a. 2 1/2 times the depth of the beam N b. 5 times the depth of the beam N c. 10 times the depth of the beam N d. same depth as the beam 1379: The heel block is located __________.
Y a. at the base of the boom N b. at the cargo hook N c. near the midships guy N d. near the spider band 1381: The Master of a vessel may tender a Notice of Readiness to the charterer when the vessel __________.
N a. has completed the terms of the charter party Y b. is in all respects ready to load N c. is in all respects ready to sail N d. is safely moored or at a suitable anchorage 1451: The implied condition(s) with respect to the doctrine of deviation in a marine insurance policy is(are) __________.
N a. that the cargo be discharged from the vessel with customary dispatch N b. that the voyage be commenced in a reasonable time N c. that the voyage be pursued over the usual and direct route Y d. All of the above 1465: The maneuver which will return your vessel in the shortest time to a person who has fallen overboard is __________.
N a. engine(s) crash astern, no turn Y b. a single turn with hard rudder N c. a Williamson Turn N d. two 180° turns 1491: While underway, part of your cargo is damaged by fire. In marine insurance terms this partial loss is called __________.
N a. absolute total loss N b. constructive total loss N c. general average Y d. particular average 1525: The term "shift the rudder" means __________.
N a. use right or left rudder Y b. change from right (left) to left (right) rudder an equal amount N c. check, but do not stop the vessel from swinging N d. put the rudder amidships 1548: What could be used as fairleads on a towed vessel?
N a. Chocks N b. Double bitts N c. Roller chocks Y d. All of the above 1605: The pivoting point of a vessel going ahead is __________.
N a. near the stern N b. about two-thirds of the vessel's length from the bow N c. at the hawsepipe Y d. about one-third of the vessel's length from the bow 1657: What is the perimeter of a circle with a radius of 5.1 feet?
N a. 81.71 ft N b. 64.08 ft N c. 40.85 ft Y d. 32.04 ft 1672: You are to load a consignment of lumber. Each piece measures 2-inches thick, 10-inches wide and 16-feet long. There are 30,000 pieces in the shipment. How many board feet would be listed on the Bill of Lading?
Y a. 800,000 N b. 1,200,000 N c. 1,440,000 N d. 14,400,000 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 2059: You are handling a mooring line and are instructed to "Check the line". What should you do?
N a. Ensure the bight is not fouled by taking up slack. N b. Pay out the line smartly and keep it free for running. N c. Secure the line by adding more turns. Y d. Surge the line so it maintains a strain without parting. 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 2236: Another name for the garboard strake is the __________.
Y a. A strake N b. Z strake N c. side keel plate N d. stringer plate 2601: To determine the number of inflatable liferafts required on a vessel, you should check the __________.
N a. Load Line Certificate N b. SOLAS Certificate N c. Stability Letter Y d. Certificate of Inspection 2616: You are in charge of a towing vessel that operates exclusively on inland waters. You regularly tow barges that provide services (cargo lighters, fuel barges, etc.) to foreign flag vessels in port. What will be accepted as proper credentials for you and your crew?
N a. No credentials are required since you operate on inland waters only N b. Social Security card N c. State driver's license with photo ID Y d. Merchant Mariner's Document 2618: Due to the nature of a vessel's construction for a particular trade, it does not fully comply with the provisions of SOLAS. Where will this be indicated?
Y a. On the Exemption Certificate N b. On the reverse of the particular SOLAS certificate affected N c. On the face of the Certificate of Inspection N d. Nowhere; the vessel must comply to engage in international trade. 2626: The "grip" of a joint represents the __________.
Y a. thickness of the connected members N b. diameter of the head N c. entire length of the rivet N d. diameter of the shank 2688: What would have the greatest affect on a vessel's longitudinal strength?
N a. Collision damage to the bow, forward of the collision bulkhead Y b. Grounding damage to the bilge strake, just aft of midships N c. Extensive corrosion to the centerline deck plating N d. Damage to the side shell, midway between the bilge and the stringer plate 2804: Which publication is NOT carried on board U.S. merchant vessels operating under Naval Control of Shipping?
N a. Allied Control of Shipping Manual - Guide to Masters N b. Communications Supplement Y c. Tactical Control and Routing of Merchant Vessels N d. All of the above are carried on board 2933: Your vessel is to dock bow first at a pier. Which line will be the most useful when maneuvering the vessel alongside the pier?
N a. Stern breast line Y b. Bow spring line N c. Bow breast line N d. Inshore head line 3004: What is NOT a basic shiphandling rule for navigating in ice concentrations on the Great Lakes?
N a. Keep moving - even very slowly, but keep moving. N b. Work with the ice movement, not against. Y c. Transit ice along pressure ridges when possible. N d. Excessive speed means ice damage. 3088: A "check" line is __________.
N a. a safety line attached to a man working over the side N b. used to measure water depth Y c. used to slow the headway of a barge N d. used to measure the overhead height of a bridge 3122: When a tug is "in irons", she __________.
N a. is made fast to the dock with engines secured N b. is in dry dock Y c. may be in danger of being overrun by her tow N d. should pay out more towline 3327: The upward slope of a vessels bottom from the keel to the bilge is called __________.
N a. camber N b. sheer N c. rake Y d. rise of bottom 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 3486: When a two-leg sling is used to lift a load, a sling 40 feet long is better than one of 30 feet because the __________.
Y a. tension in the sling legs is less N b. load can be lifted higher N c. sling will be easier to attach N d. sling will be easier to remove 3561: A holder of a license as Operator of Uninspected Towing Vessels may work each 24 hours for a period not to exceed __________.
N a. 24 hours N b. 18 hours Y c. 12 hours N d. 6 hours 3561: A holder of a license as Operator of Uninspected Towing Vessels may work each 24 hours for a period not to exceed __________.
N a. 24 hours N b. 18 hours Y c. 12 hours N d. 6 hours 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 4103: Which of the following is not a loading or transfer feature aboard a Ro-Ro vessel?
N a. Stern ramp and/or side ramp N b. Cargo lift N c. Hatch opening designed as a lift Y d. Stuelcken boom 4181: Which lashing gear used aboard Ro-Ro vessels should be painted or soaked in oil when not in use?
N a. Wire rope. Y b. Chain N c. Webbing N d. All of the above 4211: Pedestal cranes have limit switches to restrict movement of which function(s)?
N a. Hoist upper & lower limits N b. Luff travel limits N c. Rider block hoist upper & lower limits Y d. All of the above 4230: Which of the following is/are the optional component(s) of a twin crane set as shown? (D047DG )
N a. Boom assembly N b. Hook block assembly N c. Crane house assembly Y d. Rider block tagline system 4239: Which safety precaution(s) should be observed during crane operations?
N a. Checking for proper lifting from beneath the load during cargo operations Y b. Using the proper slings or other lifting devices during cargo operations N c. Relaying communications to port agents on the pier during cargo hoists N d. All of the above 4276: During which condition should the operator of a pedestal crane shutdown operations?
N a. Lightning in the vicinity N b. An approaching squall line N c. A fire on the pier Y d. All of the above