更多"What additional precautions should "的相关试题:
[单项选择]Which precaution should be taken when testing a line throwing gun?（）
A. Never remove the line from the rocket
B. Fire it at an angle of approximately 90 degrees to the horizon
C. Wear asbestos gloves
D. All of the above
[单项选择]Which action should be taken when an auxiliary boiler in is operation?（）
A. Clean all electrical connections
B. Lift the relief valves by hand
C. Inspect and clean all solenoid valves
D. Inspect for oil and water leaks
[单项选择]What action must be taken when an individual cargo tank is closed off from the inert gas system by the tank isolation valve?（）
A. The tank must be gas freed
B. The tank must be ballasted
C. The tank must be vented to the atmosphere
D. The bypass valve must also be closed
[单项选择]Which step should be taken，if possible，when the vessel must be abandoned because of a distress situation（）.
A. Alert the Coast Guard by using the survival craft's portable INMARSAT unit
B. Program the SART and EPIRB to transmit the vessel's location and situation
C. Place the SART and EPIRB in the“ON”position and secure them to the survival craft
D. No additional steps are needed as the SART and EPIRB will both automatically float free and operate properly
[单项选择]Which procedure should be followed when individuals are rescued in cold climates and suffer from hypothermia?（）
A. Give them brandy
B. Keep them in motion
C. Immerse them in a warm bath (105°F，40°C)
D. Cover them with an electric blanket set for maximum temperature
[单项选择]Which IPsec security protocol should be used when confidentiality is required?（）
A. PSK
B. AH
C. MD5
D. ESP
[单项选择]Corrosive liquids and acids should have what kind of label? （）
A. Skull and crossbones
B. Yellow
C. Red
D. White
[单项选择]Which operation should be done when launching an inflatable liferaft by hand?（）
A. Open the liferaft casing
B. Turn the valve on the CO2 cylinder to start inflation
C. Make sure the operating cord is secured to the vessel before throwing it over the side
D. After inflation，detach operating cord from liferaft
[单项选择]Hygroscopic cargoes should be ventilated when（）.
A. going from a warm to a cold climate
B. the dew point of the outside air is greater than the dew point of the air in the hold
C. the dew point of the air in the hold is very low
D. the outside dew point is 16°C and the cargo temperature is 12°C
[单项选择]A space should be ventilated when（）.
A. The cargo's temperature is colder than the dew point of the air in the space
B. The cargo's temperature is warmer than the dew point of the air in the space
C. The dew point of the air in the space is lower than the dew point of the outside air
D. All of the above
[单项选择]Which channel and mode should be used when initiating a distress alert transmission（）.
A. Channel 6 DSC
B. Channel 6 Radiotelephony
C. Channel 13 Radiotelephony and channel 16 DSC
D. Channel 70 DSC
[单项选择]The officer of the watch should use radar when appropriate and at all times in（）waters.
A. congesting
B. congested
C. congestion
D. congest
[单项选择]When we have agreed broadly on what should be said, the secretary will produce a preliminary （）for the committee's approval.
A. project
B. design
C. draft
D. drawing
[单项选择]When possible，what should be the FIRST step in combating a fire on deck resulting from a cargo overflow or a leaking cargo line?（）
A. Blanket the cargo spill with foam
B. Prevent the spread of fire with a foam dam
C. Apply CO2 on burning fuel at its source
D. Shut off the transfer of cargo
[单项选择]When using an ARPA，what should you consider in order to evaluate the information displayed?（）
A. The target vessel's generated course and speed are based solely on radar inputs
B. Navigational constraints may require a target vessel to change course
C. The trial maneuver feature will automatically determine a course that will clear all targets
D. You cannot determine if a small target has been lost due to sea return
