更多"Which item may be substituted for，i"的相关试题:
[单项选择]Which item is NOT included in the fireman’s outfit on a cargo vessel?（）
A. Fire ax
B. Flashlight
C. rigid helmet
D. Fresh air breathing apparatus
[单项选择]Which person may command a lifeboat in ocean service?（）
A. Licensed deck officer
B. Able seaman
C. Certificated person
D. All of the above
[单项选择]Which operation may cause the pressure in an inert tank to fall below the prescribed limits（）.
A. Loading
B. Discharging
C. Crude oil washing
D. Steaming tanks
[单项选择]Which vessel may show three lights in a vertical line，the top and bottom being red and the middle being white? （）
A. A vessel engaged in diving operations
B. A pilot vessel
C. A vessel trawling
D. All of the above
[单项选择]The operation of which aids to navigation may be suspended during war or national emergency（）.
A. Navigational satellites
B. Loran
C. Omega
D. Any of the above
[单项选择]Which system may be useful for messages，such as local storm warnings or a shore-to-ship distress alert，for which it is inappropriate to alert all ships in the satellite coverage area?（）
A. NAVTEX
B. EGC
C. AMVER
D. DSC
[单项选择]Which item of lifeboat equipment would be most suitable for night signaling to a ship on the horizon?（）
A. A red parachute flare
B. A red hand-held flare
C. A flashlight
D. A lantern
[单项选择]Which item represents the standard IP ACL?（）
A. access-list 50 deny 192.168.1.1 0.0.0.255
B. access-list 110 permit ip any any
C. access-list 2500 deny tcp any host 192.168.1.1 eq 22
D. access-list 101 deny tcp any host 192.168.1.1
[单项选择]Which item is NOT required to be marked with the vessel’s name?（）
A. Hand-portable fire extinguisher
B. Life preserver
C. Immersion suit
D. Lifeboat oar
[单项选择]Which may ignite fuel vapors?（）
A. Static electricity
B. An open and running motor
C. Loose wiring
D. All of the above
[单项选择]Which harmful consequence may be the result of lube oil sludge accumulation? （）
A. Clogged oil pump suction screens
B. Increased oil operating temperatures
C. Sticking piston rings
D. All of the above
[单项选择]The only wire rope termination which may be made in the field is（）.
A. swaged socket
B. thimbled mechanical splice
C. hand splice
D. spelter poured and resin sockets
[单项选择]The maximum distance at which a light may be seen under the existing visibility conditions is called（）.
A. nominal range
B. luminous range
C. charted range
D. geographic range
