USCG Safety: 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.


54: On surface type offshore drilling units, each survival craft must be capable of being launched to the water at the minimum operating draft, under unfavorable conditions of trim and with the unit listed not less than __________.


91: Except in rare cases, it is impossible to extinguish a shipboard fire by __________.


183: Which statement is TRUE concerning an inflatable liferaft?


184: When signaling by flashing light, the signal "C" should be used to indicate a(n) __________.

    Y a. affirmative statement
    N b. question
    N c. change from affirmative to negative
    N d. request for the identity signal of the receiving stations

281: The gross weight of a fully charged CO2 bottle in a fixed CO2 system is 220 lbs. When the bottle is empty it weighs 120 lbs. What is the minimum acceptable gross weight of the CO2 bottle before it should be recharged by the manufacturer?

    N a. 200 lbs
    N b. 205 lbs
    Y c. 210 lbs
    N d. 220 lbs

388: A victim has suffered a second-degree burn to a small area of the lower arm. What is the proper treatment for this injury?

    Y a. Immerse the arm in cold water for 1 to 2 hours, apply burn ointment, and bandage.
    N b. Open any blisters with a sterile needle, apply burn ointment and bandage.
    N c. Apply burn ointment, remove any foreign material and insure that nothing is in contact with the burn.
    N d. Immerse the arm in cold water for 1 to 2 hours, open any blister and apply burn ointment.

555: The transfer procedures for oil products are required to be posted __________.

    N a. in the pilothouse
    N b. in the officer's lounge
    N c. in the upper pumproom flat
    Y d. where they can be easily seen or readily available

572: Your tankship has 40 gallons of 6% foam concentrate aboard. Approximately how much foam solution can be produced from this supply?

    N a. 200 gallons
    N b. 420 gallons
    Y c. 667 gallons
    N d. 986 gallons

676: Your vessel has 3 lifeboats on each side. The middle boat on the starboard side is designated as boat number __________.

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

711: When administering artificial respiration to an adult, the breathing cycle should be repeated about __________.

    Y a. 12 to 15 times per minute
    N b. 18 to 20 times per minute
    N c. 20 to 25 times per minute
    N d. as fast as possible

753: How should signal flares be used after you have abandoned ship and are adrift in a liferaft?

    N a. Immediately use all the signals at once.
    N b. Use all the signals during the first night.
    N c. Employ a signal every hour after abandoning ship until they are gone.
    Y d. Use them only when you are aware of a ship or plane in the area.

807: The space containing carbon dioxide cylinders shall be properly ventilated and designed to prevent an ambient temperature in excess of __________.

    N a. 75°F
    N b. 100°F
    Y c. 130°F
    N d. 165°F

858: A fire in trash and paper waste is classified as class __________.

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

944: The lifesaving signal indicating "You are seen - Assistance will be given as soon as possible" is the __________.

    N a. vertical motion of white flags
    N b. vertical motion of a white light or flare
    N c. firing of a green star signal
    Y d. None of the above

1082: Which statement is TRUE concerning combustible gas indicators?

    N a. One sample of air is adequate to test a tank.
    Y b. They do not work properly where there is a lack of oxygen.
    N c. They will detect a lack of oxygen.
    N d. They are calibrated to read the percentage chance of explosion.

1304: The painter of an inflatable liferaft should be __________.

    N a. free running on the deck
    N b. faked out next to the case
    Y c. secured to a permanent object on deck
    N d. stowed near the raft

1361: What is the minimum diameter allowed for bilge piping on small passenger vessels which are more than 65 feet in length?

    N a. 1"
    Y b. 1-1/2"
    N c. 2"
    N d. 2-1/2"

1372: It is necessary to secure the forced ventilation to a compartment where there is a fire to __________.

    N a. allow the exhaust fans to remove smoke
    N b. extinguish the fire by carbon monoxide smothering
    Y c. prevent additional oxygen from reaching the fire
    N d. protect fire fighting personnel from smoke

1417: A vessel is "listed" when it is __________.

    N a. down by the head
    N b. down by the stern
    Y c. inclined due to off-center weight
    N d. inclined due to wind

1439: Safety goggles or glasses are NOT normally worn when __________.

    N a. using a rotary grinder with an installed shield
    N b. letting go the anchor
    Y c. handling wire rope or natural fiber line
    N d. painting with a spray gun

1478: There is a fire in the crew's quarters of your vessel. You should __________.

    N a. ventilate the quarters as much as possible
    N b. prepare to abandon ship
    Y c. close all ventilation to the quarters if possible
    N d. attempt to put the fire out yourself before sounding the alarm

1542: The SS AMERICAN MARINER has the following drafts: FWD 09'-10", AFT 15'-08". Upon completion of loading and bunkering the items listed will be on board. Use the white pages of The Stability Data Reference Book to determine the minimum GM required to meet a one compartment standard. ST-0041

    N a. 1.91 feet
    N b. 2.09 feet
    Y c. 2.21 feet
    N d. 2.48 feet

1918: Which equipment is not a source of locating signals?

    N a. EPIRB's that transmit on 406 MHz
    Y b. Survival craft VHF transceivers that provide a beacon on 121.5 MHz
    N c. COSPAS-SARSAT EPIRBs
    N d. SARTs operating on 9 GHz

1926: A "reaching" course is one in which the wind __________.

    N a. comes directly over the bow
    N b. comes directly over the stern
    Y c. comes over an area extending from broad on the bow to the quarter
    N d. has no effect on the vessel

2083: On offshore drilling units each inflatable liferaft that is not intended for davit launching must be stowed so as to float free or be __________.

    Y a. equipped with a hydrostatic release
    N b. stowed in approved racks
    N c. located above the main deck area
    N d. replaced every 12 months

2194: Your vessel is damaged with no list, but down by the stern. There is progressive flooding and trim by the stern is increasing. What is the effect on transverse stability after the deck edge at the stern is submerged?

    N a. KB increases, increasing BM and therefore GM
    N b. KG increases due to the weight of the added water on deck
    Y c. BM decreases from loss of water plane and greater volume.
    N d. There is no effect on transverse stability.

2511: When lowering a personnel net to pick up personnel from a boat, the personnel basket should be __________.

    Y a. lowered over open water
    N b. tied to the vessel with a tag line
    N c. dropped in the water
    N d. tied to the rig with a tag line

2513: The maximum number of personnel allowed on a personnel transfer basket is __________.

    N a. 2
    N b. 3
    Y c. 4
    N d. 5

2599: Oil fires are best extinguished by __________.

    Y a. cutting off the supply of oxygen
    N b. removing the fuel
    N c. cooling below the ignition temperature
    N d. spraying with water

2762: Your vessel's drafts are: FWD 24'-04", AFT 25'-10"; and the KG is 23.5 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the righting arm at 37° inclination.

    N a. 1.9 feet
    Y b. 2.1 feet
    N c. 3.5 feet
    N d. 4.2 feet

3171: Automatic fire dampers in ventilation systems are operated by use of __________.

    Y a. fusible links
    N b. remotely operated valves
    N c. C02 system pressure switches
    N d. heat or smoke detectors

3205: On a sailing vessel, it is best to approach a person in the water by placing them on your __________.

    N a. leeward side
    Y b. windward side
    N c. bow
    N d. transom

3267: A MODU displacing 30,500 long tons has a KG of 60 feet. A weight of 500 long tons is discharged from a VCG of 150 feet. What is the change in KG?

    N a. 2.5 feet downward
    N b. 2.0 feet downward
    Y c. 1.5 feet downward
    N d. 1.0 foot downward

3306: The SS AMERICAN MARINER will sail with the load shown. Use the white pages of The Stability Data Reference Book to determine the drafts. ST-0120

    N a. FWD 26'-09", AFT 28'-05"
    Y b. FWD 26'-05", AFT 28'-07"
    N c. FWD 26'-04", AFT 28'-10"
    N d. FWD 26'-00", AFT 29'-00"

3317: You are in a lifeboat broadcasting a distress message. What information would be essential to your rescuers?

    N a. The nature of the distress
    N b. The time of day
    N c. Your radio call sign
    Y d. Your position by latitude and longitude

3444: The nautical term "lee shore" refers to the __________.

    Y a. shore on the lee side of the vessel
    N b. shore that is in the lee
    N c. western shore of the Lesser Antilles
    N d. shore in a harbor of refuge

3478: Puncture leaks in the lower tubes or bottom of an inflatable liferaft should FIRST be stopped by using __________.

    Y a. sealing clamps
    N b. repair tape
    N c. a tube patch
    N d. sail twine and vulcanizing kit

3552: You are communicating by radiotelephone using the International Code of Signals. What is the correct method of sending the group 1.3?

    N a. "Wun point tree"
    N b. "Unaone point tercetree"
    Y c. "Unaone decimal terrathree"
    N d. "One decimal three"

3615: The DEEP DRILLER is moored in 700 feet of water. The tension on anchor line #3 is 200 kips. What is the vertical component of chain tension for that line?

    N a. 59.1 long tons
    Y b. 60.9 long tons
    N c. 89.3 long tons
    N d. 487.2 long tons

3632: When using a handheld smoke signal in a liferaft, you should activate the signal __________.

    N a. on the upwind side
    N b. inside the boat
    N c. at the stern
    Y d. on the downwind side

3750: While providing assistance to a victim of an epileptic seizure, it is most important to __________.

    N a. give artificial respiration
    Y b. prevent patient from hurting himself
    N c. keep the patient awake and make him/her walk if necessary to keep him/her awake
    N d. remove any soiled clothing and put the patient in a clean bed

3966: In the illustration shown, the righting strap is shown as item number __________. (D014SA )

    N a. 8
    N b. 9
    N c. 12
    Y d. 16

4010: A ship that, at any time, operates seaward of the outermost boundary of the territorial sea is required to prepare, submit, and maintain a(n) __________.

    N a. synthetic plastic discharge plan
    N b. oil discharge plan
    Y c. shipboard oil pollution emergency plan
    N d. vapor recovery procedures plan

4229: You are loading in a port subject to the tropical load line mark and bound for a port subject to the winter load line mark. You will enter the summer zone after steaming one and one-half days, and you will enter the winter zone after a total of six days. You will consume 29 tons of fuel, water, and stores per day. The hydrometer reading at the loading pier is 1.006, and the average TPI is 43. What is the minimum freeboard required at the start of the voyage? (Get Table Data)

    N a. 79.5 inches
    Y b. 76.5 inches
    N c. 75.0 inches
    N d. 72.5 inches

4297: The COASTAL DRILLER is in ocean transit in which the winds are not expected to exceed 70 knots. In order to meet the leg strength requirements, the tip of can (TOC) position should be at __________.

    N a. 0.00 feet (flush with bottom of hull)
    N b. 1.20 feet
    Y c. 12.38 feet
    N d. 60.50 feet

5068: The SS AMERICAN MARINER is ready to bunker with drafts of FWD 19'-00", AFT 24'-00". After all bunkers are on board, soundings indicate the tonnages shown. Use the white pages of The Stability Data Reference Book to determine the free surface correction. ST-0171

    N a. 0.62 foot
    N b. 0.80 foot
    Y c. 0.85 foot
    N d. 0.99 foot

5263: The DEEP DRILLER, loaded as shown in Sample Load Form #4 (Drilling), suffers major damage which results in flooding in tank C3S. Your best countermeasure is to __________.

    Y a. pump from 9S
    N b. pump from C3S
    N c. counterflood in 1P
    N d. counterflood in 10S

5323: While the COASTAL DRILLER is in transit at a draft of 10 feet 6 inches, a severe storm is predicted within 12 hours. VM are 520,462 ft-kips, FSML are 26,000 ft-kips, and FSMT are 25,000 ft-kips. How much should the KG corrected for free surface effects be lowered to satisfy the maximum allowable KG criteria?

    N a. 26.90 feet
    N b. 25.00 feet
    N c. 1.90 feet
    Y d. 0.00 feet

5565: What is the bow type anchor shackle primarily used for?

    N a. Chain to chain connections
    N b. Chain to anchor connections
    N c. Kenter link to anchor connections
    Y d. Wire rope connections

5771: A J-chaser is used to __________.

    N a. transfer a pennant wire to the anchor handling vessel
    N b. clean chain as it is hauled into the rig
    N c. lower spring buoys into the water
    Y d. retrieve an anchor after the buoy has been lost

5883: In selecting a tug for moving a MODU, consideration should be given to its __________.

    N a. indicated horsepower, bollard pull, and displacement
    N b. indicated horsepower, maneuverability, and displacement
    N c. indicated horsepower, bollard pull, and maneuverability
    Y d. bollard pull, displacement, and maneuverability

6253: The Coast Guard requires machinery spaces and enclosed mud handling spaces to have __________.

    Y a. remote ventilation shutdowns
    N b. remote pump shutdowns
    N c. alternative control stations
    N d. smoke and/or fire detection system

7068: Deballasting a double bottom has what affect on KG?

    Y a. KG is increased.
    N b. KG is decreased.
    N c. KG is not affected.
    N d. KG increases at light drafts and decreases at deep drafts.

7603: Initial stability refers to stability __________.

    Y a. at small angles of inclination
    N b. when loaded with minimum deck load
    N c. when at transit draft
    N d. when GZ is zero

8167: The DEEP DRILLER, loaded as shown in Sample Load Form #2 (Ballast to Survival), suffers major damage which results in flooding in tank 10S. Your best countermeasure is to __________.

    N a. pump from 10S
    N b. pump from C3S
    Y c. pump from 9S
    N d. counterflood in 1P

8437: A MODU required to carry an Oil Record Book must maintain the book on board for __________.

    N a. one year
    N b. two years
    Y c. three years
    N d. four years

8443: The requirement to carry an Oil Record Book does not apply to a MODU that __________.

    Y a. is not equipped to discharge overboard any oil or oily mixture
    N b. is on an international voyage to a country that is a party to MARPOL
    N c. has an International Oil Pollution Prevention Certificate
    N d. has an oily water separator of sufficient capacity for the oil wastes generated

8781: To determine the number of certificated Lifeboatmen required on a mobile offshore drilling unit, you should check the __________.

    N a. load line certificate
    Y b. Certificate of Inspection
    N c. Safety of Life at Sea Certificate
    N d. Operations Manual

8845: A semisubmersible at a draft of 19 feet 9 inches arrives on location planning to deploy eight mooring lines. Each anchor weighs 15 long tons and each mooring line consists of 3,000 feet of 3-inch chain (89.6 lbs/ft). If no ballast corrections are made, what is the expected draft if the average TPI is 60?

    N a. 17 feet 9 inches
    Y b. 18 feet 3 inches
    N c. 18 feet 9 inches
    N d. 21 feet 3 inches

9624: You detect an odor of burning cotton fabric and then see smoke coming from the top of an open laundry room doorway. After activating the fire alarm, you might do any of the following next, EXCEPT __________.

    N a. begin breaking out the nearest fire hose
    N b. secure ventilation to the room
    N c. close the door to the room
    Y d. acquire the nearest self contained breathing apparatus