單項(xiàng)選擇題

What information does the help topic command provide?（）

A.router’s version and serial number to help open a case with JTAC
B.software documentation describing features and configuration tasks within JUNOS
C.a brief description of commands and their default values
D.a verification of the current configuration on the router

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單項(xiàng)選擇題

The auto-complete feature in the JUNOS CLI is triggered by which method?（）

A.space bar for both command and variable completion
B.space bar for command completion；tab key for variable completion
C.space bar for variable completion；tab key for command completion
D.tab key for variable and command completion；space bar for command completion

單項(xiàng)選擇題

In which mode are users allowed to configure the device, including interfaces, protocols, user access, and system hardware properties?（）

A.priviledged mode
B.configuration mode
C.monitoring mode
D.operational mode