6.4 Review and Exam Prep
Summary of Key Commands
Section titled “Summary of Key Commands”| Category | Commands to Master |
|---|---|
| Files | ls, cd, cp, mv, rm, mkdir, find, tar |
| Text | grep, cat, less, head, tail, vi |
| Users | useradd, passwd, chmod, chown, sudo |
| System | systemctl, journalctl, ps, top, kill |
| Storage | fdisk, lsblk, mkfs, mount, df |
| Network | ip, ping, ss, nmcli |
Exam Day Tips (LFCS / RHCSA)
Section titled “Exam Day Tips (LFCS / RHCSA)”- Read carefully: Do exactly what is asked. If it asks to create a user with UID 2000, verify it (
id user). - Verify persistence: Reboot if allowed (or unsure). Ensure mounts (
/etc/fstab) and firewalls/services (systemctl enable) survive a reboot. - Use Man Pages: You don’t have Google, but you have
man.- Forgot cron format?
man 5 crontab. - Forgot useradd flags?
man useradd.
- Forgot cron format?
Conclusion
Section titled “Conclusion”Congratulations on completing the Linux Starlight syllabus. You now have the foundation to manage real-world Linux Enterprise systems. Keep practicing!