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.


39: Combustible liquids are divided into how many grades?


115: 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 __________.


337: On a coastwise tugboat of 199 GT, on a voyage over 600 miles, what percentage of the deck crew (excluding licensed officers) must hold a document of able seaman?


347: You are the person in charge of a 199 GRT uninspected towing vessel engaged in coastwise towing from the Gulf of Mexico to the New York area, a distance in excess of 600 miles. Which statement is FALSE?

    Y a. Certificates of Discharge are not required to be issued.
    N b. All crew members shall have Merchant Mariner's Documents.
    N c. Able seamen are required in the deck crew.
    N d. The sailors shall be divided into 3 watches.

372: Keeping the draft at or below the load line mark will insure that the vessel has adequate __________.

    N a. ballast
    Y b. reserve buoyancy
    N c. displacement
    N d. rolling periods

429: A tank is loaded with 9,000 barrels of gasoline. The temperature of the product is 90°F (32°C), and it has a coefficient of expansion of .0008. What is the net amount of cargo loaded?

    N a. 8856 bbls
    Y b. 8784 bbls
    N c. 8820 bbls
    N d. 9216 bbls

444: A metal object on the pier resembling a tree stump and made to receive mooring lines is a __________.

    N a. bight
    Y b. bollard
    N c. chock
    N d. camel

513: Wire rope is used in the towing industry __________.

    N a. for back up wires and main towing hawsers
    N b. for face wires or jockeys when pushing ahead
    N c. as stern wires when pushing ahead
    Y d. All of the above

591: What will NOT be found on the Certificate of Inspection of an ocean going tankship?

    N a. Manning requirements
    Y b. Minimum freeboard permitted
    N c. Grade(s) of cargoes that the vessel may carry
    N d. Waters upon which the vessel may be operated

611: The Certificate of Inspection for a containership __________.

    Y a. is issued by the Coast Guard and is usually valid for 2 years
    N b. must be posted under transparent material near the officers' licenses
    N c. lists all of the stability limitations and conditions imposed on the vessel
    N d. shows the due date of the quadrennial test of the cargo gear

674: Stuffer-braid rope has __________.

    Y a. a yarn core
    N b. no core
    N c. three strands
    N d. 12 threads

685: Which type of ballast is most commonly used in barges and ships?

    Y a. Water
    N b. Oil
    N c. Concrete and barite
    N d. Sand, rock and gravel

691: On U.S. flag vessels, which certificate is always issued by the Coast Guard?

    N a. Load Line Certificate
    Y b. Safety Equipment Certificate
    N c. Safety Construction Certificate
    N d. Register of cargo gear

730: In a Williamson turn, the rudder is put over full until the __________.

    N a. vessel has turned 90°From her original course
    Y b. vessel has turned 60°From her original course
    N c. vessel is on a reciprocal course
    N d. emergency turn signal sounds

743: A heavy steel curved arch constructed athwartships and above the after deck on a towing vessel is sometimes called a __________.

    N a. towing arch
    N b. jockey bar
    N c. chafing bar
    Y d. Dutch tow bar

1044: Using a safety factor of 6, determine the safe working load of a line with a breaking strain of 30,000 pounds.

    N a. 4,000 lbs.
    Y b. 5,000 lbs.
    N c. 20,000 lbs.
    N d. 100,000 lbs.

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

1404: Galvanizing would not be suitable for protecting wire rope which is used for __________.

    Y a. cargo runners
    N b. mooring wires
    N c. shrouds
    N d. stays

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

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

1553: The correct way to make an eye in a wire rope with clips is to place the clips with the __________.

    N a. first and third U-bolts on the bitter end and the second U-bolt on the standing part
    N b. first and third U-bolts on the standing part and the second U-bolt on the bitter end
    Y c. U-bolts of all clips on the bitter end
    N d. U-bolts of all clips on the standing part

1582: Which is an example of failure to exercise due diligence?

    Y a. Overloading
    N b. Sailing short of union manning requirements
    N c. Sailing with less than 30% reserve fuel oil supply
    N d. Sailing short of being full and down

1626: Using a scope of 6, determine how many feet of anchor cable you should put out to anchor in 12 feet (3.7 meters) of water.

    N a. 2 feet (0.6 meters)
    N b. 18 feet (5.5 meters)
    N c. 48 feet (14.6 meters)
    Y d. 72 feet (21.9 meters)

1632: In which casualty case is it UNNECESSARY to notify the local Coast Guard Marine Safety Office?

    Y a. Your vessel strikes a pier and does $1,500 damage to the pier but none to the vessel.
    N b. A nylon mooring line parts while the vessel is tied up and kills a harbor worker who was on the pier.
    N c. A seaman is injured and in the hospital for four days.
    N d. Your vessel is backing from a dock and runs aground, but is pulled off by tugs in 30 minutes.

1641: The helm command "Steady as you go" means __________.

    Y a. steer the course you are on now
    N b. steer the course when the swing stops
    N c. maintain the rate of swing
    N d. don't allow the vessel to swing off course so much

1650: To reduce the number of strakes at the bow, two strakes are tapered and joined at their ends by a single plate. This plate is known as a __________.

    N a. cover plate
    N b. joiner
    N c. lap strake
    Y d. stealer plate

1666: While anchoring your vessel, the best time to let go the anchor is when the vessel is __________.

    N a. dead in the water
    Y b. moving slowly astern over the ground
    N c. moving fast ahead over the ground
    N d. moving fast astern over the ground

1668: Your ship is steaming at night with the gyro-pilot engaged. You notice that the vessel's course is slowly changing to the right. Which action should you take FIRST?

    N a. Notify the engine room of the steering malfunction.
    Y b. Change to hand steering.
    N c. Call the Master.
    N d. Send the Quartermaster to the emergency steering station.

1684: Temporary seizings on wire rope are made with __________.

    N a. marline
    N b. sail twine
    N c. tape
    Y d. wire

1689: The mooring line shown as "C" is called a __________. (DO44DG )

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

1692: Your containership has a container displaying a hazardous cargo placard. The placard has the number 2206 on it. This indicates that it is carrying what cargo?

    Y a. Isocyanates, n.o.s.
    N b. Propadiene, inhibited
    N c. Xylenol
    N d. Hexanols

1896: You are on a large merchant vessel entering a U,S, port. There is a Pilot on board and he has the conn. Which statement is TRUE?

    Y a. The Master is responsible for the safe navigation of the ship and the Pilot is employed for his local knowledge.
    N b. The Pilot is solely responsible for the safe maneuvering of the ship only if he is required to be on board by law.
    N c. The Pilot is solely responsible for the internal working of the ship.
    N d. The Pilot becomes solely responsible for the safe navigation of the vessel only if the Master relinquishes the conn.

2011: The structural member indicated by the letter K is a __________. (D033DG )

    N a. longitudinal frame
    N b. stringer
    N c. girder
    Y d. floor

2019: A man was sighted as he fell overboard. After completing a Williamson turn, the man is not sighted. What type of search should be conducted?

    N a. Expanding circle
    Y b. Sector search
    N c. Parallel track pattern
    N d. Datum-drift search

2107: What is the name of the mark indicated by the letter A? (D003DG )

    N a. Winter North Atlantic load line
    N b. Fresh Water load line
    Y c. Deck line
    N d. Plimsoll line

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)

2156: You are standing watch on entering port and the Master gives a rudder command which conflicts with a rudder command from the Pilot. You should ensure the helmsman __________.

    Y a. obeys the Master
    N b. obeys the Pilot
    N c. brings the rudder to a position midway between the two conflicting positions
    N d. asks the Pilot if he has relinquished control

2232: The MAIN use of the knot lettered M is to __________. (DO30DG )

    Y a. marry two hawsers
    N b. form a temporary eye in the end of a line
    N c. secure a heaving line to a hawser
    N d. provide a seat for a man to work over the side

2281: Your vessel has run hard aground in an area subject to heavy wave action. Backing full astern failed to free her. Which action should be taken next?

    N a. Continue backing to scour out the bottom.
    N b. Wait for high tide and then try backing.
    Y c. Flood empty tanks to increase bottom pressure and prevent inshore creep.
    N d. Shift weight aft to reduce the forward draft.

2342: How many tons of salt water can be loaded into a flat ended cylindrical tank with a diameter of 3 feet and a length of 8 feet?

    Y a. 1.62
    N b. 1.98
    N c. 3.23
    N d. 6.46

2396: Determine the area of a triangle with a base of 5.8 feet and a height of 2.1 feet.

    N a. 12.2 square ft.
    N b. 7.9 square ft.
    Y c. 6.1 square ft.
    N d. 3.0 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.

2472: A "liner" in riveted construction of a vessel is a(n) __________.

    Y a. small plate which fills the aperture between riveted strakes and the vessel framing
    N b. backing plate which is used to level the strakes while riveting, and then removed
    N c. internal frame to which the side shell is riveted
    N d. seam that is welded after riveting is completed

2592: The internal volume of a cargo hold measured from the inside faces of the cargo battens, the lower side of the deck beams, and the top of the tank top ceiling is known as the __________.

    N a. gross tonnage
    N b. deadweight space
    Y c. bale cubic
    N d. stowage area

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

2619: On the Great Lakes, the term "controlling depth" means the __________.

    N a. designed dredging depth of a channel constructed by the Corps. of Engineers
    N b. minimum amount of tail water available behind a dam
    N c. distance in units of the chart (feet, meters or fathoms) from the reference datum to the bottom
    Y d. least depth within the limits of the channel which restricts the navigation

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

2719: Which publication would give detailed information on the commercial vessel traffic reporting system for connecting waters from Lake Erie to Lake Huron?

    N a. United States Coast Pilot - Great Lakes #6
    N b. U.S. Coast Guard Light List - Vol. VII
    Y c. Code of Federal Regulations - Title 33
    N d. The appropriate Great Lakes Navigation Chart

2735: Periodic surveys to renew the load line assignment must be made at intervals NOT exceeding __________.

    N a. 18 months
    N b. two years
    N c. three years
    Y d. five years

2791: What is the period of validity of a Cargo Ship Safety Equipment Certificate?

    N a. 72 months
    Y b. 60 months
    N c. 48 months
    N d. 42 months

2838: A U.S. Coast Guard icebreaker, while escorting ships in ice, may sound four short and one long blasts on the whistle to indicate that the icebreaker __________.

    Y a. has become beset in fast ice
    N b. is increasing speed; watch for broken ice
    N c. has its engines full astern
    N d. is increasing the distance between vessels

2861: 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?

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

2896: You are proceeding against the current on a river in the Great Lakes System. You are meeting a downbound vessel. Both vessels are power-driven. The other vessel sounds one short blast. You must __________.

    N a. change course to port
    N b. hold course and speed
    N c. sound three short blasts
    Y d. sound one short blast

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

3122: When a tug is "in irons", she __________.

    N a. is made fast to the dock with engines secured
    N b. is in dry dock
    Y c. may be in danger of being overrun by her tow
    N d. should pay out more towline

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

3463: Deckhands onboard towing vessels shall be divided into 3 watches when the trip exceeds __________.

    N a. 1000 miles
    N b. 800 miles
    N c. 700 miles
    Y d. 600 miles

4130: Which lashing material is preferred when securing new cars aboard Ro-Ro vessels?

    N a. Chain lever or turnbuckle
    Y b. Webbing
    N c. Wire
    N d. None of the above

4164: 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 30 tons and 40 tons, when carried on Ro-Ro vessels?

    N a. One
    N b. Two
    N c. Three
    Y d. None of the above

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.