更多"Which operation should be done when"的相关试题:
[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]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]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]What preventative maintenance should be done frequently to diesel engine starting air receivers?（）
A. Drain the accumulated moisture
B. Test the relief valves
C. Watch the temperature to prevent fluctuations in pressure
D. Clean the interior to remove oil and foreign matter
[多项选择]What should be done prior to backing up an IOS image to a TFTP server? （）
A. Make sure that the server can be reached across the network.
B. Check that authentication for TFTP access to the server is set.
C. Assure that the network server has adequate space for the IOS image.
D. Verify file naming and path requirements.
E. Make sure that the server can store binary files.
F. Adjust the TCP window size to speed up the transfer.
[单项选择]What additional precautions should be taken when making temporary repairs to a ship that is operating when hydrogen sulfide is present?（）
A. Seal off all tank and compartment ventilation
B. Remove all bulk materials from the P-tanks
C. Provide respiratory protection and monitoring
D. All of the above
[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℃ and the cargo temperature is 12℃
