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.


112: You start a centrifugal cargo pump to discharge cargo. The pump works for a while and then loses suction. This could NOT be caused by __________.


230: 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 __________.


303: What requires a Report of Marine Accident, Injury or Death?


357: What does the proof test load of an anchor chain demonstrate?

    N a. Breaking strength of the chain
    Y b. Strength of the chain to a specified limit
    N c. Adequate holding power for new bottom conditions
    N d. Safe working load of the chain

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

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

506: With rudders amidships and negligible wind, a twin-screw vessel moving astern with both engines backing will back __________.

    N a. to port
    N b. to starboard
    Y c. in a fairly straight line
    N d. in a circular motion

507: You are signing on your crew. Which is NOT authorized?

    Y a. A man presenting his Chief Mate's license to sign on as able seaman
    N b. An engineer presenting an MMD endorsed "QMED - any rating" to sign on as an Electrician
    N c. A man presenting an MMD endorsed as "Able Seaman" to sign on as Bosun
    N d. A man presenting an MMD endorsed "Steward's Department (F.H.)" to sign on as Chief Cook

561: Which space cannot be deducted from gross tonnage when calculating net tonnage?

    N a. Crew messroom
    Y b. Forepeak ballast tank
    N c. Master's cabin
    N d. Chain locker

572: A vessel is entering port "A" for the first time 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?

    N a. Nothing; The Pilot is required by law and is solely responsible for the safety of the vessel.
    N b. State his concerns to the Pilot but do not interfere with the handling of the vessel.
    N c. Direct the Pilot to stop the vessel and anchor if necessary until the situation clears.
    Y d. Recommend an alternative action and if not followed relieve the Pilot.

595: The turning circle of a vessel is the path followed by the __________.

    N a. outermost part of the ship while making the circle
    Y b. center of gravity
    N c. bow
    N d. tipping center

600: You are on a containership. Which statement about the stowage of hazardous materials in containers is TRUE?

    N a. The containers provide automatic segregation of hazardous materials except for class A explosives.
    N b. All packages within a container must be marked "This End Up" to indicate the correct stowage.
    Y c. A refrigerated container with a fuel tank containing a flammable liquid must be stowed on deck.
    N d. Packages of liquids within a container should be stowed on top of packages of solids to prevent crushing.

636: The use of an anchor to assist in turning in restricted waters is __________.

    N a. a last resort
    Y b. good seamanship
    N c. the sign of a novice shiphandler
    N d. to be used only with a single-screw vessel

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

677: In illustration D044DG, the mooring line labeled "D" is called a(n) __________. (DO44DG )

    N a. forward spring line
    Y b. after spring line
    N c. waist breast line
    N d. stern line

700: A tug is approaching a broken down steamer in moderately heavy weather preparing to take it in tow. In most cases the __________.

    N a. steamer will drift stern downwind
    N b. tug will drift faster than the steamer
    N c. tug should approach stern to
    Y d. tug should approach from downwind

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

    N a. Galley fitted with range or oven
    N b. Open structures
    N c. Passenger spaces
    Y d. Boatswain's stores

745: When carrying a cargo of asphalt or molten sulfur, which are carried at temperatures of over 300F, one of the biggest dangers is __________.

    Y a. water in the tanks or pipelines
    N b. having the cargo too cool
    N c. explosion of vapors after discharge
    N d. inadequate ullage space

747: When carrying a cargo of asphalt or molten sulfur, which are carried at temperatures of over 300F, one of the biggest dangers is __________.

    N a. inadequate ullage space
    N b. having the cargo too cool
    N c. explosion of vapors after discharge
    Y d. having to breathe the fumes

769: The owner or Master of a towing vessel must ensure that each person that directs and controls the movement of the vessel knows all of the following EXCEPT ___________ .

    N a. the effects of maneuvering on the vessel and its tow
    N b. the speed and direction of any current for the area being transited
    N c. how to apply variation and deviation to readings from a magnetic compass
    Y d. the ownership of the vessel(s) being towed

781: The trim and stability booklet must be approved by the __________.

    N a. International Maritime Organization
    N b. National Cargo Bureau
    N c. Society of Naval Architects and Marine Engineers
    Y d. United States Coast Guard

829: In terms of vessel manning, a watch is the ____________ .

    Y a. direct performance of deck or engine operations in a scheduled and fixed rotation
    N b. performance of maintenance work necessary for the vessel's safe operation, on a daily basis
    N c. performance of lookout duties
    N d. direct performance of cargo loading and discharge operations only

976: When the period of beam seas equals the natural rolling period of a vessel, what will most likely occur?

    N a. Excessive pitching
    N b. Excessive yawing
    Y c. Excessive rolling
    N d. No change should be evident

991: When an azimuth of the Sun has been taken and the deviation of the standard magnetic compass computed, the watch officer should record the results __________.

    N a. in the vessel's Official Logbook
    N b. on the compass deviation card
    Y c. in the compass deviation log
    N d. on a Napier diagram

1071: In some cases, the 50% duty on all foreign repairs made to American flag merchant vessels may be remitted. Which work does NOT come under the remitting policy of U.S. Customs?

    Y a. Chipping, painting, and scaling by foreign labor
    N b. Repairs to hull structural damage
    N c. Repairs due to damage done by heavy weather
    N d. Repairs to the main propulsion machinery

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

1120: A stage should only be rigged __________.

    N a. over the bow or stern of a vessel
    N b. over the flat sides of a vessel
    Y c. over the open water
    N d. over the dockside

1140: In a transversely framed ship, the transverse frames are supported by all of the following EXCEPT __________.

    N a. girders
    N b. longitudinals
    N c. side stringers
    Y d. web plates

1141: A vessel has arrived in a U.S. port from a foreign voyage. Preliminary entry has been made. Formal entry at the U.S. Custom House must be made within how many hours after arrival (Sundays and holidays excepted)?

    N a. 12
    N b. 24
    Y c. 48
    N d. 72 without exception

1178: A shipper of cargo aboard your vessel offers a letter of indemnity for the cargo. This is done in order to obtain a(n) __________.

    Y a. Clean Bill of Lading
    N b. Order Bill of Lading
    N c. Straight Bill of Lading
    N d. Through Bill of Lading

1185: As shown, the mooring line labeled "C" is called a __________. (DO44DG )

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

1211: When clearing a vessel for a foreign voyage, the original crew list is duly certified by proper authority. In a U.S. port, this authority is the U.S. __________.

    N a. Coast Guard
    Y b. Customs
    N c. Immigration Service
    N d. Public Health Service

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

1280: Vertical structural members attached to the floors that add strength to the floors are called __________.

    N a. boss plates
    N b. buckler plates
    Y c. stiffeners
    N d. breast hooks

1313: Where should a vessel being towed alongside be positioned for increased maneuverability?

    N a. Stern of the towed vessel aft of the stern of the towing vessel
    N b. Stern of the towed vessel even with the stern of the towing vessel
    Y c. Stern of the towed vessel forward of the stern of the towing vessel
    N d. Bow of the towed vessel even with the bow of the towing vessel

1517: Which picture represents a timber hitch? (DO30DG )

    Y a. E
    N b. F
    N c. N
    N d. U

1543: Which is normally used to hold wire rope for splicing?

    N a. Come along
    N b. Jigger
    Y c. Rigger's screw
    N d. Sealing clamp

1589: Why is 6X19 class wire rope more commonly used for cargo runners than the more flexible 6X37 wire rope?

    Y a. It resists abrasion better.
    N b. It is longer.
    N c. It hugs the winch drum better.
    N d. It is less expensive.

1676: When preparing to hoist the anchor, you should FIRST __________.

    Y a. engage the wildcat
    N b. put the brake in the off position
    N c. take off the chain stopper
    N d. take the riding pawl off the chain

1831: A "loose" tow may cause all of the following EXCEPT __________.

    N a. loss of maneuverability
    N b. lines to part
    N c. damage to the towing vessel and tow
    Y d. a saving in the transit time

1832: The run of plating labeled A is known as the __________. (D033DG )

    N a. sheer strake
    Y b. stringer plate
    N c. deck strake
    N d. deck longitudinal

1887: A small light tackle with blocks of steel or wood that is used for miscellaneous small jobs is called a __________.

    N a. snatch block
    N b. threefold purchase
    Y c. handy-billy
    N d. chockablock

1926: How many tons of salt water can be loaded into a flat-ended cylindrical tank with a diameter of 5 feet and a length of 12 feet?

    Y a. 6.73 T
    N b. 7.85 T
    N c. 13.46 T
    N d. 26.93 T

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.

2172: The lower hold of your vessel has a bale cubic of 52,000 cu. ft. You will load a cargo of cases, each weighing 380 lbs. and measuring 3 ft. x 2 ft. x 2 ft. The estimated broken stowage is 15%. How many tons of cases can be loaded?

    N a. 137 tons
    N b. 161 tons
    Y c. 625 tons
    N d. 969 tons

2206: You are using tackle number 6 in illustration DO29DG 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 )

    Y a. 80 lbs.
    N b. 69 lbs.
    N c. 55 lbs.
    N d. 50 lbs.

2351: What is the area of a circle with a diameter of 12 feet after a sector of 86 has been removed?

    N a. 108.57 square ft.
    Y b. 86.08 square ft.
    N c. 28.65 square ft.
    N d. 27.14 square ft.

2450: Which statement is FALSE concerning precautions during fueling operations?

    N a. All engines, motors, fans, etc. should be shut down when fueling.
    N b. All windows, doors, hatches, etc. should be closed.
    N c. A fire extinguisher should be kept nearby.
    Y d. Fuel tanks should be topped off with no room for expansion.

2492: When a tug makes up to a large vessel, the spring line should lead from the forwardmost part of the tug so that __________.

    N a. friction on the spring line is minimized
    N b. the length of the spring line is minimized
    N c. the head line and spring line can be worked simultaneously
    Y d. the tug can pivot freely

2506: A tow of 9 barges is made up three abreast and three long. The towboat is faced up to the center string which is known as the __________.

    N a. main string
    Y b. push string
    N c. power string
    N d. face string

2882: What does the line labeled "MS" denote on the Great Lakes load line model shown? (D031DG )

    N a. Mean sea level
    N b. Midseason
    N c. Maximum submergence
    Y d. Midsummer

3000: The pipe used to connect two separate piping systems on a tank vessel is known as a __________.

    Y a. crossover
    N b. transfer
    N c. connection
    N d. junction

3150: You are moving a gas free tank barge to dry dock for repairs. The barge must have onboard a valid __________.

    N a. Gas Free Certificate
    Y b. Certificate of Inspection
    N c. Permit to Proceed and Hot Work Permit
    N d. All of the above

3438: One advantage of chain over wire rope for a tow bridle is that chain __________.

    N a. is better suited for inland towing
    Y b. resists damage from chafing
    N c. handles more easily
    N d. equalizes towing forces better

3584: The tripping palm is indicated by which letter? (D038DG )

    N a. F
    Y b. G
    N c. H
    N d. J

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

4042: You are on a 120,000 DWT loaded bulk carrier. What is the maximum safe docking speed when coming alongside?

    N a. 0.1 foot per second (0.06 knot)
    Y b. 0.2 foot per second (0.12 knot)
    N c. 0.5 foot per second (0.30 knot)
    N d. 0.75 foot per second (0.44 knot)

4047: Your vessel is to dock bow in at a pier. Which line will be the most useful when maneuvering the vessel alongside the pier?

    N a. Inshore head line
    Y b. Bow spring line
    N c. Stern breast line
    N d. Bow breast line

4203: Which of the following statements is/are FALSE concerning cranes being installed on the centerline of vessels?

    N a. One crane is able to work both sides of the ship.
    N b. One crane is able to work one end of two adjacent hatches.
    Y c. A centerline crane can never work more than one hatch.
    N d. All of the above

4267: Which statement is TRUE concerning the tandem working arrangement of pedestal cranes when completing a quad lift?

    Y a. The discharge is slow due to the size of the cargo and all the cranes working together.
    N b. The cargo discharge can be accomplished with controlled pendulation.
    N c. The cargo discharge can be performed in port or at anchor.
    N d. The cranes enable the handling of heavy cargos without shoreside assistance.