BBuddyAI Learn
IT Operations · Beginner → Expert

🐧 Linux System Administration

Operate Linux systems confidently: shell, filesystems, users, permissions, services, networking, security, storage, automation, monitoring, and troubleshooting.

Course roadmap

Pass each module exam to unlock the next module.

Module 1 · Beginner

Linux Architecture, Shell and Filesystem

Locked
Module 2 · Beginner

Users, Groups and Permissions

Locked
Module 3 · Beginner

Processes, Jobs and Systemd Services

Locked
Module 4 · Intermediate

Packages, Software and Repositories

Locked
Module 5 · Intermediate

Storage, Filesystems and Mounts

Locked
Module 6 · Intermediate

Networking, DNS and Remote Access

Locked
Module 7 · Advanced

Bash Scripting and Automation

Locked
Module 8 · Advanced

Logs, Monitoring and Troubleshooting

Locked
Module 9 · Advanced

Security Hardening and Firewalls

Locked
Module 10 · Expert

Backups, Recovery and Maintenance

Locked
Module 11 · Expert

Web and Database Server Operations

Locked
Module 12 · Expert

Expert Capstone: Hardened Linux Server

Locked
Certification gate

Final course exam

Pass mark: 80%. Time limit: 360 minutes. All module exams must be passed first.

Locked until modules are passed