platform path
Linux Admin
Desktop Linux users, IT support, students. Tier 1 of the Linux path.
Modules
| Module | Skills | L1 | L3 | L5 | You |
|---|---|---|---|---|---|
| Linux Shell | Shell, pipes, grep/sed/awk, find, jq, scripting | Navigate and read files (cd, ls, cp, mv, cat, grep) | sed/awk/jq, xargs, scripting, cron | Complex pipelines under time pressure, robust scripts | Take |
| Linux Administration | Users/groups, permissions, sudo, packages, systemd, cron | Manage files and permissions | Services, packages, scheduled jobs | Hardening and policy at scale | Take |
| Linux Networking | ip/ss/curl/dig, SSH keys, tunnels, firewall (ufw/nftables), DNS basics | Check connectivity | Diagnose port/DNS issues | Complex routing, secure remote access | Take |
About this path
- Certificate
- Linux Admin L1–L5
- Rule
- Your path level is the minimum level across all modules.
- Delivery
- Disposable Linux environment per candidate with seeded faults; a hidden test suite checks outcomes, not exact commands.
- Sample task
- The web service will not start; find the cause in the logs and fix the config.