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.


143: You have abandoned ship in tropical waters. Which procedure(s) should be used during a prolonged period in a raft?


168: In all but the most severe cases, bleeding from a wound should be controlled by __________.


174: If you sent out a signal on 12 March 1980, the date would be indicated by __________.


208: What is the primary purpose of a splint applied in first aid?

    N a. Control bleeding
    N b. Reduce pain
    Y c. Immobilize a fracture
    N d. Reset the bone

227: The Emergency Position Indicating Radio beacon on a cargo vessel must be stowed __________.

    N a. in an inside passageway
    N b. in an approved bracket
    N c. so that it is accessible from the bridge of the vessel
    Y d. so that it will float free if the vessel sinks

429: You are at sea and not in a special area as defined in ANNEX V of MARPOL. How many nautical miles from land must you be to discharge ground garbage that will pass through a one-inch (25 mm) screen into the sea?

    Y a. 3 nm
    N b. 6 nm
    N c. 12 nm
    N d. 25 nm

480: A tanker's mean draft is 32'-05". At this draft, the TPI is 178. The mean draft after loading 1200 tons will be __________.

    Y a. 33'-00"
    N b. 33'-04"
    N c. 33'-08"
    N d. 33'-11"

577: All towing vessels of 26 feet or longer while navigating are required to carry which item?

    N a. At least two lifeboats
    Y b. A radiotelephone
    N c. A radio direction finder
    N d. None of the above

765: Hoses used for cargo transfer operations must be tested and inspected at specified intervals by __________.

    N a. a representative of the Captain of the Port
    Y b. the operator of the vessel or facility
    N c. a representative of the National Cargo Bureau
    N d. a representative of the American Bureau of Shipping

902: Your vessel is equipped with a fixed CO2 system and a fire main system. In the event of an electrical fire in the engine room what is the correct procedure for fighting the fire?

    N a. Use the CO2 system and evacuate the engine room.
    N b. Use the fire main system and evacuate the engine room.
    Y c. Evacuate the engine room and use the CO2 system.
    N d. Evacuate the engine room and use the fire main system.

1058: Which statement describes the relationship between flash point and auto-ignition temperature?

    N a. Both are higher than normal burning temperatures.
    N b. The flash point is always higher.
    Y c. The ignition temperature is always higher.
    N d. They are not necessarily related.

1232: A marine chemist issues gas free certificates and is certified by which organization?

    N a. Mine Safety Appliance Association
    N b. American Chemical Society
    N c. Marine Chemists Association
    Y d. National Fire Protection Association

1381: Large volumes of carbon dioxide are safe and effective for fighting fires in enclosed spaces, such as in a pumproom, provided that the __________.

    N a. persons in the space wear gas masks
    N b. persons in the space wear damp cloths over their mouths and nostrils
    Y c. ventilation system is secured and all persons leave the space
    N d. ventilation system is kept operating

1459: Which data is NOT painted on the bow of a lifeboat?

    N a. Number of persons allowed
    N b. Name of the vessel
    Y c. Weight of the boat
    N d. Port of registry

1489: The boat command that means complete the stroke and level the oars horizontally with the blades trimmed fore and aft is __________.

    Y a. "Oars"
    N b. "Up oars"
    N c. "Way enough"
    N d. "Hold water"

1518: You are approaching another vessel and see that she has the signal flag "J" hoisted. What should you do?

    Y a. Keep well clear of the vessel because she is on fire and has dangerous cargo on board or she is leaking dangerous cargo.
    N b. Attempt to call the vessel on VHF radiotelephone because she is requesting to communicate.
    N c. Approach the vessel with caution because she is dragging her anchor.
    N d. Proceed on present course and speed since the vessel is requesting a tug.

1535: Limit switches __________.

    N a. control the descent rate of a lifeboat
    N b. control the ascent rate of a lifeboat
    Y c. cut off power to the winch when the lifeboat nears the final stowed position
    N d. cut off power to the winch when the lifeboat reaches the davit bumpers

1540: Which statement concerning the sources of drinking water is FALSE?

    Y a. Fresh water may be obtained from fish.
    N b. Lifeboat covers or canopies should be washed with rain before drinking water is collected.
    N c. Fresh water may be collected from condensation inside the liferaft.
    N d. Seawater should never be consumed.

1562: Drinking salt water will __________.

    N a. protect against heat camps
    N b. prevent seasickness
    N c. be safe if mixed with fresh water
    Y d. dehydrate you

1630: A deck-stowed 40-foot container is giving off smoke, and one end is discolored from heat. The cargo is valuable and easily damaged by water. You want to extinguish the fire without further damage if possible. What action should you take?

    N a. Connect a portable line from the ship's fixed system and discharge CO2 into the container.
    N b. Flood the container with water and disregard any cargo damage as the fire threatens the entire vessel.
    Y c. Pierce the container and discharge 6 or more portable CO2's then add more CO2 hourly.
    N d. Cool the exterior of the container with water and close all vents; then keep it cooled until it can be off-loaded.

1812: The sails are properly set and trimmed. As a vessel heads up from a beam reach to close hauled the __________.

    Y a. apparent wind moves forward
    N b. heeling moment decreases
    N c. side slip decreases
    N d. speed increases

1972: Which statement about sailing close-hauled is TRUE?

    Y a. If you ease the sheets and change heading, you can sail faster but not so close to the wind.
    N b. If you ease the sheets you will be in irons.
    N c. If you sheet your sails closer to the centerline, you can sail closer to the wind and decrease leeway.
    N d. If you sheet your sails closer to the centerline, you will luff.

2160: You have approximately 29 tons of fish on deck. What will be the shift in the center of gravity after you shift the fish to the fish hold, a vertical distance of 5 feet? (total displacement is 483 tons)

    Y a. 0.3 foot
    N b. 0.4 foot
    N c. 0.5 foot
    N d. 0.6 foot

2171: The approval period for a shipboard Oil Pollution Emergency Plan expires after __________.

    N a. two years
    N b. three years
    N c. four years
    Y d. five years

2216: Which statement is generally correct regarding the maintenance requirements for ships under GMDSS?

    N a. Redundancy of functions of certain equipment will partially meet this requirement.
    N b. On-board maintenance provided by a person holding a GMDSS maintainer's license will partially meet the requirements.
    N c. Shoreside maintenance and scheduled tests and inspections will partially meet this requirement.
    Y d. All of the above

2356: Your vessel's drafts are: FWD 22'-04", AFT 21'-06". Use the information in Section 1, the blue pages, of the Stability Data Reference Book to determine the final drafts if: (1) 300 tons are loaded 122 feet forward of amidships; (2) 225 tons are loaded 150 feet aft of amidships; and 122 tons of fuel are pumped 72 feet aft.

    Y a. FWD 22'-11", AFT 22'-09"
    N b. FWD 23'-00", AFT 23'-00"
    N c. FWD 23'-02", AFT 23'-01"
    N d. FWD 23'-03", AFT 23'-05"

2489: According to the Chemical Data Guide, which extinguishing agent should be used on a petrolatum fire in an open area?

    N a. CO2
    N b. Dry chemical
    N c. Monoxide powders
    Y d. Foam

2571: You have abandoned ship in rough weather. After picking up other survivors in your liferaft, what should you do next?

    Y a. Close up the entrances.
    N b. Top up the buoyancy tubes.
    N c. Prepare for the arrival of rescue units.
    N d. Decide on food and water rations.

2623: Between the side frames on a MODU, support for the deck beams is provided by __________.

    Y a. stanchions
    N b. brackets
    N c. web frames
    N d. deck stringers

2836: The remote control for a fixed fire extinguishing system should be __________. (Uninspected Vessel Regulations)

    Y a. painted red and labeled
    N b. concealed from the crew
    N c. protected by plexiglas
    N d. padlocked

3066: Prior to getting underway for the day's operations, every small passenger vessel shall have it's steering gear tested by __________.

    N a. the Mate on watch
    Y b. the Master
    N c. a Mate or Designated Duty Engineer
    N d. a licensed Engineer

3129: If water is rising in the bilge of a survival craft, you should first __________.

    N a. abandon the survival craft
    N b. check for cracks in the hull
    N c. shift all personnel to the stern
    Y d. check the bilge drain plug

3143: The instructions for rescue boats and liferafts on an OSV must be approved by the __________.

    N a. lease operator
    N b. Minerals Management Service
    Y c. Coast Guard
    N d. person-in-charge of the unit

3228: A fuel line breaks, sprays fuel on the hot exhaust manifold, and catches fire. Your FIRST action should be to __________.

    N a. batten down the engine room
    N b. start the fire pump
    N c. apply carbon dioxide to the fire
    Y d. shut off the fuel supply

3394: The carburetor is placed on the engine to __________.

    N a. distribute the gasoline
    Y b. mix the fuel and air
    N c. properly lubricate the engine
    N d. assist in priming the cylinders

3532: Your vessel's existing draft is FWD 19'-08", AFT 20'-04". Using the Guidance Manual for Loading M.V. GRAND HAVEN, determine the new draft if 840 long tons are loaded in No. 1 hatch.

    N a. FWD 18'-08", AFT 21'-06"
    N b. FWD 18'-09", AFT 21'-07"
    N c. FWD 18'-11", AFT 21'-09"
    Y d. FWD 22'-00", AFT 19'-02"

3585: When a man who has fallen overboard is being picked up by a rescue boat, the boat should normally approach with the wind __________.

    N a. astern and the victim just off the bow
    N b. ahead and the victim just off the bow
    N c. just off the bow and the victim to windward
    Y d. just off the bow and the victim to leeward

3614: While proceeding towards a distress site you hear the message "Seelonce Feenee" over the radiotelephone. Which action should you take?

    N a. Resume base course and speed because the distress situation is over.
    N b. Do not transmit over the radiotelephone.
    N c. Relay the initial distress message to the nearest shore station.
    Y d. Resume normal communications on the guarded frequency.

3925: Among the valves that must be opened on the DEEP DRILLER to pump bilge water out of the port pump room using both bilge pumps is valve __________.

    N a. 26
    N b. 28
    N c. 36
    Y d. 41

4054: Which navigational equipment is required to be tested and logged before a towing vessel embarks on a voyage of more than 24 hours?

    N a. Compass and/or swing meter
    N b. Radar(s) and VHF radio(s)
    N c. LORAN-C and/or GPS receiver(s)
    Y d. All required navigational equipment, without exception

4189: You are loading in the winter in Albany, N.Y., for a voyage to a port governed by the tropical load line mark. Which of the following statements is TRUE? (Hydrometer reading in Albany is 1.000)

    N a. You may not exceed the winter load line mark when you finish loading except for the burnout to sea.
    Y b. The freshwater allowance and burnout to sea may be subtracted from the required freeboard in Albany.
    N c. You may calculate the burnout necessary to reach the tropical zone and load extra cargo to compensate.
    N d. You may load to the winter mark less the fresh water allowance if you will be at the tropical mark upon arrival in the tropical zone.

4341: The COASTAL DRILLER is elevated to an air gap of 25 feet in 250 feet of water. The current is 2 knots and the waves are 30 feet. The maximum leg reaction is 6,120 kips. What is the maximum wind for drilling operations?

    N a. 100 knots
    N b. 70 knots
    N c. 60 knots
    Y d. 40 knots

4537: What is the weight in long tons of 180 barrels of 15 pound per gallon drilling mud?

    N a. 522.67 long tons
    Y b. 50.63 long tons
    N c. 34.84 long tons
    N d. 3.38 long tons

4652: The SS AMERICAN MARINER has on board 3245 tons of cargo with an LCG-FP of 272.20 feet. See the distribution of the cargo to be loaded. Use the white pages of The Stability Data Reference Book to determine the final LCG-FP of the cargo. ST-0166

    Y a. LCG-FP 267.7 feet
    N b. LCG-FP 268.4 feet
    N c. LCG-FP 269.2 feet
    N d. LCG-FP 270.6 feet

4786: Which number indicates the hydrostatic release? (D015SA )

    N a. 3
    Y b. 6
    N c. 7
    N d. 10

5315: The COASTAL DRILLER, in transit during a severe storm while at a draft of 9 feet 6 inches, has a KGT of 39.1 feet and a KGL of 39.9 feet. The margin on the maximum allowable KG is __________.

    Y a. 2.6 feet
    N b. 3.4 feet
    N c. 25.1 feet
    N d. 25.9 feet

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

5805: A permanent chain chasing system is used to __________.

    N a. clean anchor chain as it's hauled in
    N b. recover anchors which have lost their buoys
    Y c. run and retrieve anchors
    N d. prepare anchor chain for inspection

6308: You are underway at sea when a fire is reported in the forward part of the vessel. The wind is from dead ahead at 20 knots. You should __________.

    N a. remain on course and hold speed
    N b. change course to put the wind on either beam and increase speed
    N c. remain on course but decrease speed
    Y d. change course and put the stern to the wind

6473: On an offshore drilling rig, the pumps which circulate drilling fluid through the drill string while drilling are called the __________.

    N a. circulation pumps
    Y b. mud pumps
    N c. centrifugal pumps
    N d. mixing pumps

6493: A helicopter making a round trip from a helodeck with refueling capabilities to an unmanned platform will take 45 minutes each way. The helicopter should be carrying enough fuel to last __________.

    N a. 45 minutes
    N b. 1 hour and 15 minutes
    N c. 1 hour and 30 minutes
    Y d. 2 hours

6496: In a water-tube marine type boiler, after the steam leaves the generating tubes, in what part of the boiler is temperature of the steam increased?

    N a. Mud drum
    Y b. Superheater
    N c. Economizer
    N d. Firebox

6580: The brickwork surrounding the firebox of a boiler is known as __________.

    Y a. refractory
    N b. the screen wall
    N c. the water wall
    N d. fire plate

6721: Each hand portable, semi-portable and fixed fire extinguishing unit on a MODU must be tested and inspected at least once every __________.

    N a. six weeks
    N b. six months
    Y c. twelve months
    N d. two years

6953: After reporting a casualty to a mobile offshore drilling unit, which record must be retained on board?

    Y a. Record of drafts
    N b. Hull reports
    N c. Anchor record
    N d. Machinery repair book

8315: The airborne concentrations of substances (such as H2S) under which nearly all workers may be repeatedly exposed without adverse effects are called __________.

    N a. exposure limits
    N b. concentration limits
    Y c. threshold limit values
    N d. substance limit values

8381: What are the three basic types of engine starters?

    N a. Air, water, electric
    Y b. Air, hydraulic, electric
    N c. Metered, hydraulic, automatic
    N d. Air, emergency, hydraulic

8483: A jack-up 180 feet in length with the LCF at 120 feet AFO has a true mean draft (draft at LCF) of 10 feet. If the trim is 3 feet by the stern, what is the draft at the stern?

    N a. 8.0 feet
    N b. 9.0 feet
    Y c. 11.0 feet
    N d. 12.0 feet

8747: If a severe storm threatens the COASTAL DRILLER while elevated, the setback in the derrick should be lowered and placed in the pipe rack. Its weight should be accounted for as __________.

    Y a. variable loads
    N b. drilling loads
    N c. environmental loads
    N d. fixed weight

9373: If heavy smoke is coming from the paint locker, the FIRST firefighting response should be to __________.

    N a. release the CO2 flooding system
    N b. open the door to evaluate the extent of the fire
    N c. enter and use a portable extinguisher
    Y d. secure the ventilation