201-450 Free Practice Test

In order to gather performance data with sar over a longer period of time, which command should be run periodically from cron?

1. A. sa1
2. B. sarmon
3. C. sarec
4. D. sadf
5. E. sarcron

Correct Answer: A

Which of the following terms are used to describe 3.x kernel releases? (Choose TWO correct answers.)

1. A. beta
2. B. final
3. C. longterm
4. D. prerelease
5. E. stable

Correct Answer: CE

Which directory in /dev/disk/ can be used to determine the UUID of a connected hard disk?
Solution:
/dev/disk/by-uuid, by-uuid, /dev/disk/by-uuid/

Does this meet the goal?

1. A. Yes
2. B. No

Correct Answer: A

What is the purpose of a system mount unit?

1. A. It is used by the command systemd-mount and allows users to mount partitions to mount points of their choice
2. B. It is used only to mount network file systems to local mount point
3. C. It cannot be used for local media
4. D. It is created by the command systemd-fstab-generator to integrate entries from /etc/fstab into the system boot process
5. E. It is used by the command mount when using system to mount and unmount file systems

Correct Answer: A

Which archive format is used to create an initramfs image?

1. A. gzip
2. B. tar
3. C. RAR
4. D. cpio
5. E. bzip2

Correct Answer: D