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.


35: In a national emergency, when communicating via the Navy, messages are sent by precedence. A message designated ROUTINE will be delivered within __________.


50: A vessel is entering port 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?


107: When may a seaman on a vessel engaged in foreign trade be paid before earning the wages?


116: In relation to the turning circle of a ship, the term "transfer" means the distance __________.

    N a. gained in the direction of the original course
    Y b. gained at right angles to the original course
    N c. the ship moves sidewise from the original course away from the direction of the turn after the rudder is first put over
    N d. around the circumference of the turning circle

253: The forward movement of a vessel in one revolution of its propeller is measured by __________.

    N a. advance
    N b. head reach
    Y c. the pitch
    N d. transfer

309: When planning the loading or discharging of a VLCC (100,000 DWT+) what is the most important consideration?

    N a. Draft and trim
    Y b. Limits of the bending moments
    N c. Rate of discharging
    N d. Rate of loading

496: Your twin-screw vessel is moving ASTERN with rudders amidships. The starboard screw suddenly stops turning. Your vessel's head will __________.

    Y a. go to port
    N b. go to starboard
    N c. remain stationary
    N d. suddenly drop down

539: Which type of shackle is used for most towing connections?

    Y a. Safety shackles
    N b. Round pin anchor shackles
    N c. Screw pin shackles
    N d. Heart shaped shackles

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

626: What should NOT be used as an indicator that ice may be

    Y a.
    N b.
    N c.
    N d.

627: Your ship is steaming at night with the gyro-pilot engaged when you notice that the vessel's course is slowly changing to the right. What action should you take FIRST?

    Y a. switch to hand steering
    N b. shift steering to the emergency steering station
    N c. call the Master
    N d. notify the engineroom

761: The Immigration and Naturalization Service is concerned with which document on a vessel making preliminary entry into a U.S. port from a foreign port?

    N a. Cargo Manifest
    Y b. Certified Crew List
    N c. Curio List
    N d. Shipping Articles

806: Which will most likely occur when entering shallow water?

    N a. Rudder action will become more effective.
    N b. The vessel's list will change.
    Y c. The vessel's trim will change.
    N d. An increase in speed will occur.

809: Which pump must always be primed?

    Y a. Centrifugal pump
    N b. Reciprocating pump
    N c. Rotary pump
    N d. All of the above

942: The damage to a vessel is over $25,000. Who must notify the nearest Coast Guard Marine Safety or Marine Inspection Office as soon as possible?

    Y a. The Master of the vessel
    N b. The Radio Officer
    N c. The Chief Officer
    N d. All of the above

1014: In order to detect rot in manila lines, you should __________.

    N a. feel the surface of the line for broken fibers
    N b. measure the reduction in circumference of the line
    N c. observe any mildew on the outer surface
    Y d. open the strands and examine the inner fibers

1020: The Plimsoll mark on a vessel is used to __________.

    N a. align the vessel's tail shaft
    N b. determine the vessel's trim
    Y c. determine the vessel's freeboard
    N d. locate the vessel's centerline

1033: Each crewmember has an assigned firefighting station. This assignment is shown on the __________.

    N a. fire fighting plan
    N b. shipping articles
    N c. Certificate of Inspection
    Y d. muster list

1048: You are the person in charge of a vessel involved in a marine casualty. You must notify the nearest Coast Guard Marine Inspection Office if the property damage is over __________.

    N a. $1,500
    N b. $10,000
    Y c. $25,000
    N d. $50,000

1076: You are underway in heavy weather and your bow is into the seas. To prevent pounding, you should __________.

    N a. change course, in order to take the seas at an 85 degree angle from the bow
    Y b. decrease speed
    N c. increase speed
    N d. secure all loose gear

1137: When lowering manropes alongside a stage rigged over the side of a vessel, they should be allowed to trail in the water __________.

    N a. to easily remove the kinks that form in the lines
    N b. to allow the seamen on the stage to know the direction and strength of the current
    Y c. to provide the seaman something to hold onto if he or she falls from the stage into the water
    N d. only for short periods of time since they will become waterlogged and be very heavy to pull up

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

1272: You are on a tankship carrying benzene in bulk. Which statement is TRUE?

    N a. No other cargoes may be carried due to the possibility of contamination by a carcinogen.
    N b. The crew quarters must have positive-pressure ventilation to prevent the fumes from entering the living spaces.
    N c. Benzene is not a cancer-causing agent.
    Y d. Personnel working in regulated areas must use respirators.

1276: When moored with a Mediterranean moor, the ship should be secured to the pier by having __________.

    Y a. a stern line and two quarter lines crossing under the stern
    N b. a stern line, 2 bow lines, and 2 quarter lines leading aft to the pier
    N c. all regular lines leading to the pier in opposition to the anchor
    N d. two bow lines and two midship lines leading aft to the pier

1288: A document used to indicate suspected cargo damage caused by rough weather would be the __________.

    N a. cargo report
    N b. hull damage report
    Y c. Master's Note of Protest
    N d. Unseaworthy Certificate

1365: A person who sees someone fall overboard should __________.

    Y a. call for help and keep the individual in sight
    N b. run to the radio room to send an emergency message
    N c. immediately jump in the water to assist the individual
    N d. go to the bridge for the distress flares

1399: Which part of a cargo boom has the greatest diameter?

    N a. Head
    Y b. Middle
    N c. Heel
    N d. It has the same diameter along its complete length.

1434: In the manufacture of wire rope, if the wires are shaped to conform to the curvature of the finished rope before they are laid up, the rope is called __________.

    N a. composite
    N b. left-lay
    N c. improved
    Y d. preformed

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

1539: Electric cargo winches have an overload safety device which normally cuts the current to the winch motor __________.

    Y a. after torque causes line pull to exceed the rated capacity of the winch
    N b. before the line pull reaches the rated capacity of the winch
    N c. when the line pull reaches the breaking strength of the fall
    N d. before the safe working load of the fall is reached

1607: Using a scope of 6, how much cable would have to be used in order to anchor in 24 feet of water?

    N a. 4 feet
    N b. 18 feet
    N c. 30 feet
    Y d. 144 feet

1718: A combustible liquid with a flash point of 90°F would be grade __________.

    N a. B
    N b. C
    Y c. D
    N d. E

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

1820: If a drill required by regulations is not completed, the Master or person in charge must __________.

    N a. report this immediately to the Commandant of the Coast Guard
    Y b. log the reason for not completing the drill
    N c. conduct two of the required drills at the next opportunity
    N d. All of the above

1871: You are proceeding under NCS (Naval Control of Shipping) when you wish to send a message concerning your ships diversion. Which precedence would you assign this message?

    N a. O (IMMEDIATE)
    N b. Z (FLASH)
    N c. R (ROUTINE)
    Y d. P (PRIORITY)

1963: What should you do to a line to prevent fraying where it passes over the side of the vessel?

    N a. Worm that part of the line.
    N b. Splice that part of the line.
    Y c. Cover it with chafing gear.
    N d. Install a cleat.

1985: You are on a 165 foot (50.3 meters) long vessel with a draft of 9 feet (2.7 meters) and twin screws. Which statement about rescuing a survivor in the water with ship pickup is TRUE?

    N a. You should stop to windward of the man and drift down on him.
    N b. You should stop with the man on your weather beam and twist the ship up to him.
    Y c. A pickup off the weather bow gives maximum maneuverability with the least possibility of injury to the man.
    N d. Ship pick up should never be used with a shallow draft vessel.

2023: A mooring line leading at nearly right angles to the keel is a __________.

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

2045: When relieving the helm, the new helmsman will find it helpful to know the __________.

    N a. deviation on that heading
    N b. variation in the area
    N c. leeway
    Y d. amount of helm carried for a steady course

2075: The knot lettered E is a __________. (DO30DG )

    N a. stopper hitch
    N b. blackwall hitch
    Y c. timber and half hitch
    N d. bowline on a bight

2128: Several merchant ships are arriving at the scene of a distress incident. One of the them must assume the duties of the Coordinator Surface Search (CSS). Which of the following statements is TRUE?

    N a. CSS duties are always assumed by passenger vessels, dry cargo vessels, or tankers in that order of precedence.
    Y b. The CSS must be established by mutual agreement between the ships concerned.
    N c. A tank vessel should never be assigned CSS duties unless only tank vessels are present.
    N d. The first vessel to arrive at the distress incident is designated as the CSS.

2153: The shipping papers for the products being carried in your tankship are NOT required to contain the __________.

    Y a. exact quantity of the cargoes
    N b. grades of the cargoes
    N c. location of the delivery point(s)
    N d. name of the consignee(s)

2169: What is the mechanical advantage of tackle number 8? (DO29DG )

    Y a. 3
    N b. 1.5
    N c. 1
    N d. 0.5

2176: The tankship Northland is loaded as shown. Use the salmon colored pages in the Stability Data Reference Book to determine the hogging numeral. (Get Table Data)

    N a. 91.42 numeral
    N b. 85.60 numeral
    Y c. 79.23 numeral
    N d. 74.73 numeral

2199: What is the name of tackle number 2? (DO29DG )

    N a. Whip
    N b. Onefold purchase
    N c. Single purchase
    Y d. Gun tackle

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

2284: In determining the scope of anchor line to pay out when anchoring a small boat, one must consider the __________.

    N a. charted depth of water only
    Y b. depth of water, including tidal differences
    N c. type of line being used for the anchor rope
    N d. type of anchor being used

2462: Which term describes a part of a natural fiber line?

    N a. Twines
    Y b. Fibers
    N c. Lays
    N d. Lacings

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.

2909: A mechanical davit is designed to automatically __________.

    N a. position the boat at the embarkation station
    Y b. lift the boat off the inboard chocks
    N c. energize the winch for the falls
    N d. set the brake on the winch

2922: A long pole with a hook at one end, used to reach for lines, is known as a __________.

    Y a. pike pole
    N b. jack staff
    N c. line rod
    N d. hooker

3083: You are signing on crew members. The minimum number of people required aboard, and the qualifications of each, is listed on the __________.

    N a. fo'c'sle card
    N b. Crew list
    N c. Articles of Agreement
    Y d. Certificate of Inspection

3230: After a collision or accident involving an uninspected vessel, regulations require that the operator assist persons affected, but only if the operator can do so without __________.

    N a. further damaging the other vessel
    N b. undue delay
    Y c. serious danger to his or her own vessel
    N d. creating a panic on either vessel

3352: The signal man assisting the crane operator has his arm extended, his fingers closed, and his thumb pointing downward. This is the signal to __________.

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

3590: When steering a vessel, a good helmsman does NOT __________.

    Y a. use as much rudder as possible to maintain course
    N b. consider steering a vessel a highly responsible job
    N c. use as little rudder as possible to maintain course
    N d. advise his relief of the course being steered

3770: SOLAS requires a lifesaving training manual be provided in each crew cabin or in the __________.

    N a. bridge
    N b. engineering control station
    Y c. recreation and messrooms
    N d. fire control room

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

4150: Which of the following is/are TRUE regarding lashing requirements to secure vehicles aboard Ro-Ro vessels?

    N a. The securing of cargo on flats and trailers and in containers must be adequate to withstand both road and sea motions
    N b. The generally recommended lash angle cannot be greater than 45 degrees relative to the deck in any direction.
    N c. It is necessary for an adequate number of securing points on the vehicles themselves in order that lashings may be properly and safely utilized.
    Y d. All the above

4160: According to the IMO Code, what are the minimum number of securing points that should be on each side of a "road vehicle", whose gross vehicle mass is between 20 tons and 30 tons, when carried on Ro-Ro vessels?

    N a. One
    N b. Two
    Y c. Three
    N d. Four

4210: Pedestal cranes have limit switches to restrict the movement of which function?

    N a. Luff rate limits
    Y b. Slew travel limits
    N c. Swivel power limits
    N d. Slew rate limits