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單項選擇題

Which CLI mode allows you to make configuration changes?（）

A. enable mode
B. configuration mode
C. operational mode
D. active mode

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單項選擇題

Which command do you use to display the messages seen during the last system boot?（）

A. show system boot-messages
B. show chassis messages
C. show file system boot-messages
D. show boot-log messages

單項選擇題

During a password recovery, what is the next step after configuring the system to boot into single-user mode?（）

A. Reset the root password
B. Press the space bar
C. Type recovery
D. Press the "Enter" key

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