USCG General Deck: Master's License

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.


22: A wildcat is a __________.


55: You are in charge of a U.S. documented vessel. Under title 46 of the United States Code, if you fail to report a complaint of a sexual offense, you may be __________.


56: The effect of wind on exposed areas of the vessel is most noticeable when __________.


81: Your 199 GT tugboat is on a 675 mile coastwise voyage. What percentage of the deck crew must be Able Bodied Seamen?

    N a. 0%
    N b. 25%
    N c. 50%
    Y d. 65%

117: If two mooring lines are to be placed on the same bollard, which method is BEST?

    N a. Place the eye from the forward line on the bollard and then place the eye from the second line directly over the first.
    N b. It makes no difference how the lines are placed.
    Y c. Place the eye from either line on the bollard, and then bring the eye of the other line up through the eye of the first, and place it on the bollard.
    N d. Place both eyes on the bollard, in any manner, but lead both lines to the same winch head on the vessel and secure them on the winch.

130: You are on a vessel carrying liquefied butadiene in bulk. Which document is NOT required to be either in the wheelhouse or easily accessible to the person on watch while underway?

    Y a. Cargo manual
    N b. Cargo information card
    N c. Certificate of Inspection
    N d. Shipping document

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

281: Which action will take place if a crew member is replaced in a U.S. port after foreign articles have been signed, and the ship proceeds foreign?

    N a. The Master will remove the replaced man's name from the Certified Crew List but not from the articles.
    Y b. The name of the new man is added to the articles but not to the Certified Crew List.
    N c. The U.S. Consul will remove the replaced man's name from the Certified Crew List.
    N d. The U.S. Consul will add the new man's name to the Certified Crew List.

324: A "chock" is a __________.

    N a. deck fitting used to secure mooring lines
    Y b. casting fitted at the side of a weather deck, used as a fairlead
    N c. sharp block of wood used to support hygroscopic cargo
    N d. smoke pipe for the galley stove

455: A vessel having continuous closely spaced transverse strength members is __________.

    N a. longitudinally framed
    Y b. transversely framed
    N c. cellular framed
    N d. web framed

476: You are backing on twin engines with rudders amidships, when your port engine stalls. To continue backing on course, you should __________.

    N a. apply left rudder
    Y b. apply right rudder
    N c. increase engine speed
    N d. keep your rudder amidships

495: Which space(s) is (are) deducted from gross tonnage to derive net tonnage?

    Y a. Boatswain's stores
    N b. Companions and booby hatches
    N c. Passenger spaces
    N d. All of the above

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

550: If the towing bridle legs are not of equal length __________.

    N a. excessive strain is placed on the shorter leg
    N b. the shorter leg may fail
    N c. the longer leg is slack
    Y d. All of the above

633: A tug is best positioned for towing and maneuvering on rivers and other restricted waters where wave action is limited when __________.

    Y a. directly astern and pushing the tow
    N b. towing on a hawser
    N c. towing alongside and parallel to the vessel it is towing
    N d. towing on the hip

721: The mooring line labeled "F" is called a __________. (DO44DG )

    N a. bow line
    N b. forward spring line
    Y c. breast line
    N d. None of the above

867: Who may perform as a lookout?

    N a. A member of the engineering watch
    Y b. A member of the navigational watch
    N c. A member of the Stewards Department
    N d. All of the above

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.

941: Which logbook is required to be submitted to the Coast Guard?

    Y a. Official Log
    N b. Smooth log
    N c. Rough log
    N d. Bell log

989: You are loading 465,000 barrels of cargo oil. At 0900 you find that you have loaded 207,000 barrels. At 1030 you find that you have loaded 223,000 barrels. If you continue loading at the same rate, you will finish at approximately __________.

    N a. 2100 that night
    N b. 0730 the next day
    Y c. 0910 the next day
    N d. 1215 the next day

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

1098: 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 __________.

    Y a. injured is unfit for duty
    N b. injured is able to return to work
    N c. injury results in loss of life only
    N d. injury is the result of misconduct

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

1171: If you intend to land tulip bulbs from Holland in a U.S. port, they must be inspected by the __________.

    Y a. Animal and Plant Health Service Inspector
    N b. Captain of the Port personnel
    N c. Quarantine Officer
    N d. All of the above

1356: If your vessel is dragging her anchor in a strong wind, you should __________.

    N a. shorten the scope of anchor cable
    Y b. increase the scope of anchor cable
    N c. put over the sea anchor
    N d. put over a stern anchor

1442: You are on an ice-reinforced vessel about to enter pack ice. You should __________.

    N a. enter the pack on the windward side where there is a well defined ice edge
    N b. trim to an even keel or slightly down by the bow to take maximum benefit of the ice reinforcement
    N c. take maximum advantage of coastal leads caused by offshore winds
    Y d. look for areas of rotten ice and enter perpendicular to the ice edge

1444: If kinking results while wire rope is being coiled clockwise, you should __________.

    N a. coil it counterclockwise
    N b. not coil it
    Y c. take a turn under
    N d. twist out the kinks under a strain

1579: What is the minimum standard for making an eye splice in a wire to be used as cargo gear?

    Y a. Make three tucks with full strands, remove half the wires from each strand, and make two more tucks.
    N b. Make four tucks in each strand, cut away every other strand, and make two more tucks with each remaining strand.
    N c. Make four tucks with each full strand.
    N d. Make six tucks with each strand, removing a few wires from each strand as each additional tuck is made.

1618: A twin-screw vessel is easier to maneuver than a single-screw vessel because the twin-screw vessel __________.

    N a. permits the rudder to move faster
    N b. generates more power
    Y c. can turn without using her rudder
    N d. can suck the water away from the rudder

1973: Which statement is TRUE about placing the eyes of two mooring lines on the same bollard?

    N a. Put one line at the low point and one at the high point of the bollard so they don't touch.
    Y b. Take the eye of the second line up through the eye of the first line before putting the second line on the bollard.
    N c. Never put two mooring lines on the same bollard.
    N d. The mooring line forward should be put on the bollard first.

2043: A mooring line that prevents a vessel from moving sideways away from the dock is a __________.

    N a. bow line
    Y b. breast line
    N c. stern line
    N d. spring line

2110: Your ship is carrying hazardous cargo. During a daily inspection, you notice that some of the cargo has shifted and several cases are broken. You should FIRST __________.

    N a. call out the deck gang to jettison the cargo
    N b. log the facts in the rough log and inform the Chief Mate later
    N c. make a determination of the seriousness of the breakage, and do what you think best
    Y d. report the facts immediately to the Master, who will make a decision

2137: The securing systems for containers were developed to prevent container movement during which ship motion?

    N a. Surge
    Y b. Roll
    N c. Sway
    N d. Yaw

2185: You are using tackle number 7 to lift a weight of 100 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. 200 lbs.
    N b. 150 lbs.
    N c. 110 lbs.
    Y d. 55 lbs.

2216: What is the mechanical advantage, neglecting friction, of tackle number 4? (DO29DG )

    N a. 1
    N b. 2
    N c. 3
    Y d. 4

2348: You are on a multiple-product chemical tanker and will carry cargoes of allyl alcohol, benzene, and propanolamine. Which of the following is true?

    N a. All of these cargoes are mutually compatible.
    N b. Benzene may not be carried in a tank adjacent to either of the other two cargoes.
    Y c. Allyl alcohol is incompatible with propanolamine but both are compatible with benzene.
    N d. Propanolamine is compatible with allyl alcohol but must be segregated from benzene.

2355: The metal, teardrop-shaped object sometimes used within an eyesplice is a __________.

    N a. grommet
    N b. reinforcement
    N c. splice form
    Y d. thimble

2451: A safety shackle is identified by its __________.

    N a. shape
    Y b. pin
    N c. certification stamp
    N d. color code

2548: What is the accepted standard for wire rope falls used in connection with the lifeboat gear?

    N a. Six by seven galvanized wire rope
    N b. Six by twenty-four improved plow steel wire rope
    N c. Six by thirty-seven preformed fiber-core wire rope
    Y d. Six by nineteen regular-lay filler wire rope

2564: The major components which determine the length of catenary in a deployed anchor cable are water depth, cable tension, and __________.

    N a. environmental forces
    N b. bottom conditions
    Y c. cable weight
    N d. water density

2602: As you hold a piece of manila line vertically in front of you, the strands run from the lower right to the upper left. Which type of line is this?

    N a. Plain-laid
    N b. Shroud-laid
    Y c. Left-hand laid
    N d. Water-laid

2726: The lifeboats on your vessel are stowed on cradles on deck and are handled by sheath-screw boom davits. Which of the following statements about launching a boat is TRUE?

    N a. The boat should be hoisted a few inches clear of the cradle before cranking out the davits.
    N b. The inboard gripes should be cast off before the outboard gripes.
    Y c. The outboard section of the cradle must be released.
    N d. The tricing pendants will automatically bring the boat alongside at the embarkation deck.

2836: Which of the Great Lakes is generally the last to reach its seasonal low and seasonal high water marks?

    Y a. Lake Superior
    N b. Lake Michigan
    N c. Lake Huron
    N d. Lake Ontario

3017: Which situation requires you to furnish a notice of marine casualty to the Coast Guard?

    N a. Storm damage to the cargo winch motors requires repairs costing $19,000.
    Y b. Your vessel is at anchor and grounds at low tide with no apparent damage.
    N c. You collide with a buoy and drag it off station with no apparent damage to the vessel or the buoy.
    N d. A seaman slips on ice on deck and sprains his ankle, requiring an ace bandage.

3091: Towlines should be inspected for chafing where the towline __________.

    N a. passes over the stern of the towing vessel
    N b. passes through chocks
    N c. is attached to the disabled vessel
    Y d. All of the above

3102: When hip towing, a line led from the stern of the towboat forward to the barge provides the towing pull when __________.

    N a. going ahead
    N b. dead in the water
    N c. in a following current
    Y d. backing

3120: You are operating a 150 GT towing vessel. What is NOT required on the vessel?

    N a. Certificate of Documentation
    N b. FCC station license
    N c. Your Coast Guard license
    Y d. Certificate of Inspection

3206: The signal man assisting a crane operator has his arm extended, thumb pointing downwards, flexing fingers in and out. This is the signal to __________.

    Y a. lower the boom and raise the load
    N b. lower the load and raise the boom
    N c. raise the boom and lower the load
    N d. raise the load and lower the boom

3250: You are operator of a towing vessel which collides with a buoy and drags it off station. What should you do if the damage to your vessel is not serious?

    N a. If the buoy is afloat, no action is necessary.
    N b. Wait one week and submit form GG-2692 to the nearest Coast Guard Marine Safety or Inspection Office.
    Y c. Immediately notify the nearest Coast Guard Marine Safety or Inspection Office and no further action is necessary.
    N d. Immediately notify the nearest Coast Guard Marine Safety or Inspection Office and then submit form CG-2692.

3692: What provides little or no indication that a vessel is dragging anchor?

    N a. Increasing radar range to a fixed object ahead
    Y b. Drift lead with the line leading perpendicular to the centerline
    N c. Vibrations felt by placing a hand on the anchor cable
    N d. Changing bearings to distant fixed objects abeam

3693: When the Pilot is embarked he or she __________.

    N a. relieves the Master of his duties
    N b. is solely responsible for the safe navigation of the vessel
    Y c. is a specialist hired for his or her local navigational knowledge
    N d. relieves the officer of the watch

3728: The main reason a long towline is used during an ocean tow is that __________.

    N a. a margin of safety is provided should the line part
    N b. the towline will wear more evenly
    Y c. there will be less stress on the towline
    N d. a slight increase in speed will be realized

4009: What is used to prevent twisting of a towing bridle?

    N a. A bitt
    N b. A bulkhead
    N c. A V-spring
    Y d. A fishplate

4105: Cargo that is suitable for carriage on Ro-Ro vessels includes __________.

    N a. trailers
    N b. rolling vehicles
    N c. containers
    Y d. All of the above

4108: Any vehicle to be loaded aboard a Ro-Ro vessel must __________.

    N a. weigh less than 22 tons
    Y b. be provided with an effective braking system
    N c. have securing points with each aperture capable of accepting more than one lashing
    N d. All of the above

4112: What is(are) standard operating procedure(s) used on a Ro-Ro vessel?

    N a. One engineer officer assigned to oversee the initial loading and lashing
    N b. Cargo lashings may be removed at sea for maintenance
    Y c. Periodic inspection and retensioning of lashings during the voyage
    N d. All of the above

4124: Which variable factor affects the initial lashing requirements aboard Ro-Ro vessels?

    N a. Vessel's draft
    Y b. Center of gravity of vehicle or cargo unit
    N c. Changes in humidity
    N d. Age of vehicle or cargo unit

4258: Which statement is TRUE regarding the operation of a crane?

    Y a. The crane jib is raised and lowered by the luffing winch.
    N b. The crane jib is raised and lowered by the hoisting winch.
    N c. The cargo block is raised and lowered by the luffing winch.
    N d. The crane jib is raised and lowered by a jibing winch.

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

4443: You are signing on a deck officer, who will be designated as one of the GMDSS operators, before sailing foreign. Which statement is TRUE?

    Y a. He/she must have an STCW certificate endorsed as "Valid for Service on Vessels Operating in the GMDSS System".
    N b. He/she must present either an FCC-issued license or a Coast Guard-issued license.
    N c. You must consult the "List of Qualifications" on the reverse of his/her FCC-issued license.
    N d. His/her Merchant Mariners Document must have an added endorsement as "Radio Electronics Officer".