Question

You are a system administrator working on a Linux server and need to turn off the system to do unscheduled maintenance. You want to give users a warning that the system will be shutdown in 10 minutes to do unscheduled maintenance, and it  will be down for 15 minutes. What command would you use to notify the users and shutdown the system?

Accepted Answer

`shutdown +10`    
This would give, “Notice the system will shut down in 10 minutes for unscheduled maintenance. It will be down for 15 minutes.”

Flashcard 21 - 220-1102 Operating Systems Flashcard Set for the CompTIA A+ Core Series Exam

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