Which is a common best practice to automatically reduce disk usage associated with the storage of log files?

• A.Use the loqrotate utility to periodically rotate the loq files.
• B.Manually empty the log files every day of the week.
• C.Create a cron job that deletes all log files in the folder every day.
• D.Delete the Vvar/log" directory so the log files are prevented from being created.

Comment: *

Name: *

Email: *

Verification: *

An administrator must determine which process is holding a file open before unmounting a filesystem. Which command provides this information?

• A.lsof /mnt/data
• B.ls -l /mnt/data
• C.du -sh /mnt/data
• D.find /mnt/data -type f

Comment: *

Name: *

Email: *

Verification: *

Which command is used to view the manual page of a command in Linux?

• A.info
• B.help
• C.doc
• D.man

Comment: *

Name: *

Email: *

Verification: *

Which of the following technologies is supported by the majority of cloud providers in order to support the orchestration of containerized applications?

• A.Ansible
• B.Vagrant
• C.Kubernetes
• D.Terraform

Comment: *

Name: *

Email: *

Verification: *

A Bash script named backup.sh must be owned by a specific user and group with the following permissions:
- Owner: read, write, and execute
- Group: read and execute
- Others: none
Which command sets these permissions correctly?

• A.chown user:group backup.sh
• B.chmod 644 backup.sh
• C.chmod 755 backup.sh
• D.chmod 750 backup.sh

Comment: *

Name: *

Email: *

Verification: *