Follow this deep-dive curriculum built for modern cloud architects and engineers. Practice in our embedded sandbox CLI terminal and tackle actual interview tasks.
Step-by-step practical curriculum. Complete each lab & assessment to earn credentials.
Essential shell commands every DevOps engineer must know
Understanding /etc, /var, /proc, /sys and everything in between
Managing users, groups, sudo and access control
chmod, chown, umask, ACLs and sticky bits explained
apt, yum, dnf, snap — installing and managing software
ps, top, kill, nice, background jobs and process trees
lsblk, fdisk, df, du, LVM and filesystem mounting
ip, netstat, ss, ifconfig, route and network diagnostics
Write powerful Bash scripts for automation and DevOps tasks
Schedule tasks with crontab, at, and systemd timers
systemctl, unit files, journald and service management
journalctl, /var/log, logrotate and centralized logging