RHCSA 9 commands exam questions and complete correct answers 2024

Get default run level - correct answer systemctl get-default Change default run level - correct answer systemctl set-default t Change run level immediately - correct answer systemctl isolate t - correct answer Fix SELinux security contexts at boot - correct answer fixfiles onboot or touch /.autorelabel Get process's scheduling priority and policy - correct answer chrt -p pid Change process's scheduling priority - correct answer chrt -p priority pid Change process's scheduling policy to fifo - correct answer chrt -f pid -p priority pid Get tuned active profile - correct answer tuned-adm active Change tuned active profile - correct answer tuned-adm profile desktop Make journald logs persistent - correct answer mkdir /var/log/journal echo 'Storage=persistent' /etc/systemd/ journalctl --flush Get block device ID - correct answer blkid device