cron

Dexter wants to master the usage of the cron command for his upcoming RHEL-based LFCS exam. Please give him a high level overview…

systemctl

Morgana aspires to pass the RHEL-based LFCS exam this year. Give her a high level overview of the systemctl command. Sure, here is…

booting

Alice is studying for her RHEL-based LFCS exam. She asks me what she should know about booting, rebooting, and shutting down a RHEL…

comm

Brent wants to find all developers common to cpp_developers.txt and rust_developers.txt and output them to common_developers.txt. Each developer is on 1 line in…

diff

Reginald needs to teach Maxine, a new RHEL Sysadmin, how to use the diff command. Give 5 thorough examples of diff to increase…

comparing files

Juanita is a highly experienced and competent RHEL Sysadmin at Red Hat. She want compare 3 files and find ALL developers who are…