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. 75: Frames to which the tank top and bottom shell are fastened are called __________.
Y a. floors N b. intercostals N c. stringers N d. tank top supports 113: 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 results in loss of life only N b. injury is the result of misconduct Y c. injured is incapacitated N d. injured needs first aid 124: Bilge soundings indicate __________.
N a. the amount of condensation in the hold N b. whether the cargo is leaking or not N c. whether the vessel is taking on water Y d. All of the above 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 225: For safety reasons, when assistance towing __________.
N a. the disabled vessel should be towed to the nearest port N b. the disabled vessel should be inspected for flammable gases N c. passengers should always be removed from the disabled vessel Y d. personnel on the disabled vessel should don PFD's 226: Which statement is TRUE concerning the vessel's slipstream?
N a. It has no effect on the steering of the vessel. N b. It has no effect on the rudder when the helm is amidships. N c. Its velocity is the same as that of the wake. Y d. The propeller gives it a helical motion. 238: A shore is a piece of securing dunnage that __________.
Y a. runs from a low supporting level up to the cargo at an angle N b. is also known as a "distance piece" N c. is placed on the deck under the cargo to distribute its weight evenly N d. is run horizontally from a support to the cargo 271: Total responsibility for shipping and discharging the seamen is that of the __________.
Y a. Master of the vessel N b. steamship company N c. U.S. Custom Service N d. U.S. Coast Guard 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 461: Where is the best location to install a towing hook?
N a. Forward of the towing bitts N b. On the fantail N c. Near the Norman Pins Y d. Just aft of amidships 492: You are the Master of a 500-gross ton passenger vessel operating on rivers. Your vessel accidentally runs aground. Under the regulations for passenger vessels, you must notify the __________.
N a. Coast Guard, only if the grounding results in injury to personnel N b. Coast Guard, only if the grounding results in damage to property in excess of $(SA)25,000 Y c. nearest Coast Guard Marine Safety or Marine Inspection Office as soon as possible N d. Coast Guard, only if the grounding results in loss of life 505: Which form of navigation may be suspended without notice under defense planning?
N a. celestial N b. piloting Y c. electronic N d. None of the above 547: Where is an intermediate spring or surge line placed in the towing hookup?
Y a. Connected between the main towing hawser and the towing bridle N b. Connected between the "H" towing bitts and the main towing hawser N c. End of line fastened directly to the drum of the towing winch N d. As both legs of the towing bridle 650: A crew member has just fallen overboard off your port side. Which action should you take?
N a. Immediately put the rudder over hard right. Y b. Immediately put the rudder over hard left. N c. Immediately put the engines astern. N d. Wait until the stern is well clear of the man and then put the rudder over hard right. 697: What imminent danger results from tripping?
N a. A crew member being knocked over the side Y b. Capsizing your tug N c. Your tug being pulled backwards by your tow N d. The tow being thrown off course 750: On a single-screw vessel the stern frame _____________,
Y a. furnishes support to the rudder, propeller shaft, and transom frame N b. provides foundations for after mooring winches N c. provides foundations for the main propulsion engines N d. transfers the driving force of the propeller to the hull 798: How many cubic feet of space is required to stow 775 tons of a cargo with a stowage factor of 25? (estimated broken stowage is 15%)
N a. 12,916 Y b. 22,794 N c. 25,833 N d. 29,397 868: You are going to load bales of wool having a stowage factor of 100 in #3 lower hold which has a bale cubic of 72,000. How many tons of the wool can be stowed in the compartment, assuming 10% broken stowage?
N a. 493 N b. 577 N c. 602 Y d. 648 912: You are aboard vessel "A" in a narrow channel and the pilot is approaching vessel "B" as shown. The reason he has not previously changed course to the starboard side of the channel is __________. (DIAGRAM 37 )
N a. to avoid vessel squat in the shallower water near the bank Y b. to avoid the effects of bank cushion and bank suction N c. because there is less chance of striking submerged objects in mid-channel N d. because the current has less eddies in mid-channel 918: Ten triangular piles of piping on the pier are to be loaded - each pile has a 20 foot base, is 15 feet high and 30 feet long. If the breadth of the hold is 60 feet and the piping is to be stowed fore and aft in a 30 foot space, how high will it stow?
N a. 16.6 feet Y b. 25.0 feet N c. 50.0 feet N d. 75.0 feet 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 1087: The turning circle of a vessel is the path followed by the __________.
Y a. center of gravity N b. outermost part of the ship while making the circle N c. bow N d. tipping center 1108: In which casualty case is it UNNECESSARY to notify the local Coast Guard Marine Safety Office?
N a. A seaman is injured and in the hospital for four days. N b. Nylon mooring line parts while the vessel is tied up and kills a harbor worker who was on the pier. N c. Your vessel is backing from a dock and runs aground, but is pulled off by tugs in 30 minutes. Y d. Your vessel strikes a pier and does $1,500 damage to the pier but none to the vessel. 1142: The hitch used to secure the standing part of a gantline to the horns of a stage is a __________.
Y a. marlinespike hitch N b. clove hitch N c. blackwall hitch N d. Killick hitch 1143: When rigging a stage, the standing part should be fastened to the horns of a stage with which of the following hitches?
N a. Clove hitch N b. Timber hitch Y c. Marlinespike hitch N d. Double blackwall hitch 1155: In the context of shiphandling, what would be the definition of shallow water?
Y a. Water depth of less than twice a vessel's draft N b. Water depth of less than 1½ times a vessel's draft N c. Under keel clearance of twice a vessel's draft N d. Under keel clearance of less than 10 feet 1301: If, after examination by the Quarantine Officer, your vessel is found to have a specific deficiency, you may be issued __________.
N a. Bill of health N b. Free Pratique N c. Notice to Comply Y d. Controlled Free Pratique 1531: Maritime Administration personnel may be allowed in the pilothouse upon the responsibility of the __________.
N a. Chief Officer N b. Navigator N c. most senior person present from the Maritime Administration Y d. officer in charge of the watch 1574: Wire rope is galvanized to __________.
Y a. protect it from corrosion due to contact with saltwater N b. make it bend more easily N c. increase its strength N d. increase its circumference 1616: In moderate wind and current what should be the length of chain with a single anchor?
Y a. 5 times the depth of the water in good holding ground N b. 10 times the depth of the water in shallow water N c. 2 times the depth of the water in poor holding ground N d. 8 times the depth of the water in deep water 1680: In vessel construction, the garboard strake is __________.
Y a. located next to and parallel to the keel N b. located next to and parallel to the gunwale N c. another term for the bilge keel N d. another term for the rub rail 1716: Which is the correct procedure for anchoring a small to medium size vessel in deep water?
N a. Let the anchor fall free from the hawsepipe, but apply the brake at intervals to check the rate of fall. N b. Back the anchor slowly out of the hawsepipe a few feet, and then let it fall in the normal fashion. N c. Let the anchor fall off the brake right from the hawsepipe, but keep a slight strain on the brake. Y d. Under power, back the anchor out until it is near, but clear, of the bottom before letting it fall. 1734: Which knot reduces the strength of a line by the LEAST amount?
N a. Bowline N b. Clove hitch N c. Sheet bend Y d. Two half hitches 1758: As operator of a 199 GT towing vessel sailing foreign, it shall be your duty to enter in the Official Logbook or other permanent record __________.
N a. all information contained on the barge's Certificate of Inspection N b. the condition of all towing gear to be used N c. all navigational aids to be used Y d. the barges load line and draft readings 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 1836: While towing, what is the principal danger in attempting to swing a barge on a hawser in order to slow the barge's speed?
N a. The barge may swing too quickly and run over the tug. Y b. The barge may pass under the hawser and capsize the tug. N c. Free surface affect of liquid inside the barge may rupture the barge bulkheads when turning too quickly. N d. Dangerous wakes may result from the swinging barge and capsize the tug. 1870: The knot lettered S is a __________. (DO30DG )
N a. bowline Y b. blackwall hitch N c. half hitch N d. hook hitch 1931: You are using tackle number 12 to lift a weight of 300 lbs. If you include 10 percent of the weight for each sheave for friction, what is the pull on the hauling part required to lift the weight? (DO29DG )
N a. 80 lbs. Y b. 69 lbs. N c. 55 lbs. N d. 50 lbs. 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 2061: A sheave is a __________.
Y a. grooved wheel in a block N b. line to hold a lifeboat next to the embarkation deck N c. partial load of grain N d. seaman's knife 2193: 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 listed in illustration D035DG. Based on this data what is the tactical diameter of the turning circle? (D035DG )
N a. 755 yards N b. 780 yards N c. 820 yards Y d. 880 yards 2198: You are conducting trials to determine the maneuvering characteristics of your vessel. While making a turn, you take ranges and bearings of an isolated light with the results as shown. Based on this information, what is the transfer for a turn of 90°? (D034DG )
N a. 355 yards Y b. 380 yards N c. 410 yards N d. 455 yards 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 2580: You want to double the strength of a mooring line by using two lines. To accomplish this, the second line must __________.
N a. be 1 1/2 times the diameter of the first N b. be married to the first N c. not cross the first Y d. be of the same length 2582: What is usually NOT required in preparing a hold for reception of a bulk grain cargo?
N a. Remove residue of previous cargo. N b. Remove loose rust and scale. Y c. Steam clean areas obstructed by structural members. N d. Spray or fumigate any insect colonies. 2624: The certificate of loading required by each vessel carrying grain in bulk is issued by the __________.
N a. owner or charterer of the vessel N b. American Bureau of Shipping N c. shipper of the cargo Y d. National Cargo Bureau 2716: A channel is stated as having a controlling depth of 38 feet. Which statement is TRUE?
N a. At least 80% of the channel is cleared to the charted depth. N b. At least 50% of the channel is cleared to the charted depth. Y c. 100% of the channel width is clear to 38 feet. N d. The sides of the channel conform to at least 50% of the controlling depth. 2855: A 150-meter vessel is proceeding down the course of a narrow channel in the Great Lakes System. A 60-meter vessel is starting to cross the channel. Which statement is TRUE?
Y a. If the smaller vessel is engaged in fishing, he shall not impede the passage of the other vessel. N b. The crossing vessel has the right of way. N c. The vessel in the channel must slow to her steerageway. N d. The larger vessel is considered to be a vessel restricted in her ability to maneuver. 3240: You are the operator of a towing vessel which becomes involved in a collision. By law you must assist __________.
N a. if your vessel is at fault N b. if you can do so without excessive delay Y c. if you can do so without serious danger to your vessel N d. regardless of the circumstances 3242: What term indicates the line drawn at the top of the flat plate keel?
Y a. Base line N b. Molded line N c. Designer's waterline N d. Keel line 3466: What is a spill pipe?
N a. A drainage pipe that carries rain or spray from an upper deck to a lower deck Y b. A pipe under the anchor windlass leading to the chain locker N c. A chute, usually over the stern, to lead dumped garbage clear of the hull N d. An opening in the deck leading outside the hull 3501: What must be accurately determined to assess the potential for progressive flooding after a vessel has been damaged?
Y a. The integrity of the water tight boundaries N b. The capacity of the water sprinkler systems N c. The operation of the machinery space bilge level alarms N d. All of the above 3612: Buckler plates are __________.
N a. triangular-shaped plates connecting the bull chain to the topping lift Y b. metal plates secured over the tops of the hawsepipes N c. faired shell plates with curvature in two directions N d. sheets of dunnage used to prevent heavy cargo from buckling the deck plates 3776: The tankship Northland is loaded as shown. Use the salmon colored pages in the Stability Data Reference Book to determine the sagging numeral. (Get Table Data)
Y a. 29.70 numeral N b. 33.63 numeral N c. 49.82 numeral N d. 58.33 numeral 4057: Your vessel is to dock bow in at a pier without the assistance of tugboats. Which line will be the most useful when maneuvering the vessel alongside the pier?
Y a. Bow spring line N b. Inshore head line N c. Stern breast line N d. Bow breast line 4140: The disadvantage(s) of using web lashing on light vehicles aboard Ro-Ro vessels is that it __________.
N a. deteriorates in sunlight N b. cuts on sharp edges N c. is vulnerable to damage and pilferage Y d. All of the above 4149: Which of the following statements is TRUE regarding lashing requirements to secure vehicles aboard Ro-Ro vessels?
N a. The securing of cargo on flats and trailers must be adequate to withstand road motions only. N b. The movements experienced by road borne cargo are the same as the movements of a ship at sea. Y c. The generally recommended lash angle is no greater than 45 degrees relative to the deck in any direction. N d. It is not necessary for an adequate number of securing points on the vehicles themselves since setting the brakes is sufficient. 4207: Which piece of equipment is required to "twin-up" 30-ton pedestal cranes aboard a crane vessel?
N a. Portable power swivel N b. 20-foot container spreader N c. 40-foot container spreader Y d. None of the above 4245: What is meant by the term "level-luffing" a crane?
Y a. Luffing while the load remains at a constant height N b. Maintaining the boom at a constant height N c. Slewing the boom left or right in a level planet N d. None of the above