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.
144: The lookout sights a vessel dead ahead. This should be reported on the bell with __________.
N a. one bell N b. two bells Y c. three bells N d. four bells 221: A vessel arrives in a foreign port and the Master is informed that the vessel is being sold to foreign interests. The new owners request that the crew remain on board to complete the voyage. Under these circumstances, the crew __________.
Y a. has the right to an immediate discharge and transportation to original port of engagement N b. must remain on board N c. must comply with the decision made by the Master N d. must remain aboard until the vessel is delivered to the new owners at a mutually agreed upon port 392: Which statement is TRUE concerning insulating flanges?
Y a. They should be inspected and tested periodically to ensure that the insulation is clean and in good condition. N b. Switching off a cathodic protection system may be substituted for using an insulating flange N c. The measured resistance value after installation should be less than 1,000 ohms. N d. After the insulating flange is installed, hot work may be performed on deck. 442: "Ease the rudder" means to __________.
N a. move the rudder slowly in the direction of the most recent rudder command Y b. decrease the rudder angle N c. bring the rudder amidships N d. steer the course which is your present heading 445: Where are the towing bitts best placed for towing purposes?
N a. Near the centerline and over the rudders N b. On each side of the vessel near the stern Y c. Forward of the rudder post and close to the tug's center of pivot N d. As far aft as possible 452: Where should the foundation supports for towing bitts terminate?
N a. Forward of the towing winch Y b. In the frames or other substantial structural members below decks N c. On the deck plates in the engineroom N d. On deck, aft of the towing winch 531: Spring loaded towing hooks are used in towing to __________.
N a. absorb and cushion the shock of towing N b. prevent whiplash Y c. trip and release when the pull of the towing hawser exceeds a predetermined limit N d. make it easier to attach and release the tow 580: Which statement is FALSE about using a wire bridle on an ocean tow?
N a. The inboard end of each bridle leg should have a large eye splice to fit over the bitts. Y b. The strength of each leg should be at least one-half that of the main towing hawser. N c. Each leg should be at least 60 to 90 feet long. N d. None of the above 648: Bulk cargo refers to __________.
N a. cargo which occupies a large volume of space N b. cargo which requires refrigeration N c. cargo which is very dense Y d. homogeneous cargo not enclosed in a container 714: Using a safety factor of 6, determine the safe working load of manila line with a breaking stress of 8 tons.
N a. 0.75 tons N b. 1.25 tons Y c. 1.33 tons N d. 8.00 tons 880: The projecting lugs of the rudderpost which furnish support to the rudder are called __________.
N a. bases Y b. gudgeons N c. pintles N d. rudder lugs 885: How many wire clips must be used to make a temporary repair to a tow wire?
N a. 3 N b. 4 Y c. 5 N d. Wire clips are never, under any circumstances, permitted 948: Twenty-five hundred (2500) tons of iron ore with a stowage factor of 17 is stowed in a cargo hold. The dimensions of the hold are 55 feet long and 45 feet wide and 35 feet high. What is the height of the center of gravity of the ore above the bottom of the hold?
N a. 7.8 feet Y b. 8.6 feet N c. 17.1 feet N d. 34.6 feet 956: When a vessel is swinging from side to side off course due to quartering seas, the vessel is __________.
N a. broaching N b. pitchpoling N c. rolling Y d. yawing 978: Anyone voluntarily surrendering their license to a U.S. Coast Guard investigating officer signs a statement indicating that __________.
N a. all title to the license is given up for 5 years Y b. their rights to a hearing are waived N c. they may be issued a new license in 5 years after passing another written examination N d. All of the above 996: With a following sea, a vessel will tend to __________.
N a. heave to N b. pound N c. reduce speed Y d. yaw 1041: The document on a vessel, annually endorsed by an American Bureau of Shipping surveyor, is called the __________.
N a. Certificate of Inspection N b. Classification Certificate Y c. Load Line Certificate N d. Seaworthy Certificate 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 1056: In which situation could a vessel most easily capsize?
N a. Running into head seas Y b. Running in the trough N c. Running with following seas N d. Anchored with your bow into the seas 1090: A chock __________.
N a. is a deck fitting used to shackle gear to the deck N b. permits easy jettisoning of deck cargo in an emergency N c. prevents stress concentration in the bulwark Y d. provides openings through the bulwark for mooring lines 1330: Beams are cambered to __________.
N a. increase their strength Y b. provide drainage from the decks N c. relieve deck stress N d. All of the above 1334: Close link chain of not less the 3/4" (or the wire rope equivalent) is required for lashing deck cargoes of timber. What size flexible wire rope would provide the strength equivalent to 3/4" chain, using a safety factor of 5?
N a. 9/16" Y b. 1" N c. 1 1/4" N d. 1 3/8" 1496: The purpose of a devil's claw is to __________.
Y a. act as a chain stopper N b. prevent the windlass from engaging N c. prevent the chain from fouling on deck N d. control the wildcat 1499: In illustration D044DG, the mooring line labeled "E" is called a(n) __________. (DO44DG )
N a. bow line N b. forward breast line N c. after spring line Y d. bow spring line 1568: A tackle is "two blocked" when the blocks are __________.
N a. equally sharing the load Y b. jammed together N c. as far apart as possible N d. rove to the highest mechanical advantage 1588: You are aboard a single-screw vessel (right-hand propeller) going full ahead with good headway. The engine is put astern and the rudder is placed hard left. The stern of the vessel will swing to __________.
Y a. starboard until headway is lost and then to port N b. port N c. port until headway is lost and then may possibly swing to starboard N d. port slowly at first and then quickly to port 1760: A hook that will release quickly is a __________.
N a. longshore hook N b. margin hook N c. marginal hook Y d. pelican hook 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 1778: You are landing a single-screw vessel with a right-handed propeller port side to a dock. As you approach the dock, you back down on your engine with rudder amidships. You would expect the vessel to __________.
N a. drift away from the dock N b. lose headway without swinging Y c. swing its stern towards the dock N d. swing its stern away from the dock 1807: When evacuating a seaman by helicopter lift, which statement is TRUE?
N a. Evacuation should be from an area forward of the bridge. N b. The vessel should be slowed to bare steerageway. N c. If the hoist is at the stern, booms extending aft at the stern should be cradled with the topping lifts hove taut. Y d. The litter should not be touched until it has been grounded. 2037: You are riding to a single anchor. The vessel is yawing excessively. Which action should be taken to reduce the yawing?
N a. Veer chain to the riding anchor N b. Heave to a shorter scope of chain on the riding anchor N c. Drop the second anchor at the extreme end of the yaw and veer the riding anchor Y d. Drop the second anchor at the extreme end of the yaw, then adjust the cables until the scope is equal 2039: There is a large shipment of case goods available to be loaded on your vessel. You are to load as many tons as possible in a hold which has 32,300 cubic feet left unfilled by cargo. Each case measures 2-feet high by 2-feet wide by 4-feet long and weighs 500 pounds. If you allow a broken stowage allowance of 10% of the 32,300 feet, what is the nearest whole number of tons which may be loaded?
N a. 324 tons N b. 360 tons N c. 363 tons Y d. 406 tons 2048: The MINIMUM acceptable size for a towing bridle would be that size in which the safe working load (SWL) of each leg of the bridle is equal to __________.
N a. one-half the SWL of the main towing hawser N b. three-fourths the SWL of the main towing hawser Y c. that of the main towing hawser N d. twice that of the main towing hawser 2081: A seaman is reported missing in the morning and was last seen after coming off the mid-watch. Which type of turn would you use to return to the track-line steamed during the night?
Y a. Williamson N b. Racetrack N c. 180° turn N d. Anderson 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. 2186: What is the mechanical advantage of tackle number 7? (DO29DG )
N a. 0 N b. 0.5 N c. 1 Y d. 2 2341: The grooved wheel inside a block is called a __________.
N a. cheek N b. gypsy Y c. sheave N d. drum 2344: An example of an anchor which has a stock is a __________.
N a. Bruce anchor N b. Dunn anchor N c. Hook anchor Y d. Danforth anchor 2392: Determine the weight of a rectangular piece of 12.75 lbs. steel measuring 5 feet by 8 feet.
Y a. 510.00 lbs. N b. 255.00 lbs. N c. 198.89 lbs. N d. 165.75 lbs. 2394: Determine the area of a triangle with a base of 3.5 feet and a height of 4.0 feet.
Y a. 7.0 square ft. N b. 7.5 square ft. N c. 11.5 square ft. N d. 14.0 square ft. 2463: The crane manufacturer's load chart should be posted at or near the __________.
N a. crane pedestal N b. wire rope locker N c. main deck Y d. crane control console 2598: Where, due to the arrangement of the vessel, lifejackets may become inaccessible, additional lifejackets shall be carried __________.
N a. for the people on bridge watch N b. for the forward lifeboats Y c. as determined by the OCMI N d. for 50% of the crew of the vessel, not including those assigned to engineering duties 2609: Which tanker discharge pattern would be the safest and most efficient?
N a. Empty the forward tanks and start working aft, emptying each tank in sequence Y b. Start discharging with most of the discharge coming from forward, but include some from midships and after tanks N c. Start pumping from forward, midships, and aft with the discharge distributed equally among the tanks N d. Start pumping from midships and then work forward and aft simultaneously as the midships tank is emptied 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 2629: Each open lifeboat carried on a vessel on an international voyage must have __________.
N a. hand-propelling gear Y b. a davit span with at least 2 lifelines N c. a mast and a sail N d. a motor 2694: When relieving the helm, the new helmsman should know the __________.
N a. gyro error Y b. course per magnetic steering compass N c. variation N d. maximum rudder angle previously used 2859: An icebreaker assisting a vessel through an ice field would display a visual signal consisting of the code letter "M" (Mike) to signify that "________________".
N a. I am altering my course to starboard N b. I am altering my course to port N c. I am operating astern propulsion Y d. my vessel is stopped and making no way through the water 3039: What is NOT a problem when carrying coal?
Y a. The requirement for through-ventilation N b. The corrosion some types of coal will cause to the ship N c. Spontaneous heating N d. Generation of methane gas 3074: In securing a towing cable, consideration must be given to letting go in an emergency. The possible whip of towlines when released can be overcome by __________.
N a. increasing the shaft RPM prior to release N b. using a pelican hook for quick release Y c. using preventers N d. using a short chain for the lead through the stern chock 3094: Your vessel is underway and approaching an overhead obstruction on Lake Superior. Given the following information, determine the clearance between your vessel and the obstruction. Highest point on vessel: 74 ft. Lowest point of obstruction: 126 (LWD) Monthly lake level: +2 (LWD) International Great Lakes Datum: 600.0 (182.88 meters)
N a. 474 feet N b. 400 feet N c. 175 feet Y d. 50 feet 3234: Rolling is angular motion of the vessel about what axis?
Y a. Longitudinal N b. Transverse N c. Vertical N d. Centerline 3465: Which type of anchor is illustrated? (D038DG )
Y a. Stockless N b. Danforth N c. Old-fashioned N d. Kedge 3502: The point that is halfway between the forward and after perpendicular and is a reference point for vessel construction is the __________.
N a. half length N b. mid-body N c. center line Y d. amidships 3519: Strengthening damaged bulkheads by using wood or steel is called __________.
N a. bracing N b. battening N c. blocking Y d. shoring 3724: What part of the ground tackle is the most likely to develop fractures due to extensive anchor use?
N a. Anchor shank N b. Swivel Y c. Jews' harp N d. Fluke 4264: Which statement(s) is/are TRUE concerning crane cargo operations?
N a. Lifting points on all equipment need not be checked prior to commencing a lift. N b. Cargo loaded into vehicles and/or containers prior to lifting need not be secured. Y c. Never exceed crane manufacturer’s limits concerning the safe working loads of cargo jibs. N d. All the above 4277: Which wire rope purchases may be used with a 30-ton pedestal crane?
N a. Hoist N b. Luff N c. Rider block Y d. All of the above 4278: Which wire rope purchase(s) is/are optional with a 30-Ton pedestal crane?
N a. Hoist N b. Luff Y c. Rider block N d. All of the above 4383: What does item "A" refer to in this illustration of a 30-ton pedestal crane? (D045DG )
N a. Boom luffing falls Y b. Cargo hoist falls N c. Remote block tagline system N d. Slewing cable