Which of the following is the purpose of the vmlinux file on a Linux system?

A junior systems administrator needs to schedule a backup script named /scripts/backup.sh and make the correct changes to the crontab.
Which of the following crontab entries would run the script every Monday at 2:05 a.m.?

A systems administrator is implementing disk quotas on /home. During the process, the administrator receives the following error:
Cannot find filesystem to check or filesystem not mounted with user quota option.
Which of the following is the correct order of steps the administrator should follow to resolve this error?

Which of the following boot methods can a Linux administrator use to boot a Linux server remotely via a network interface card instead of a local disk?

A systems administrator is investigating low performance a server. After executing some diagnostic commands, the administrator analyzes the data:

Which of the following is the cause of low performance on the server?