Advanced Linux & Professional DevOps

About This Program

About the Master
Mr. Sarath is a seasoned technology development executive and consultant with over Ten years of experience.

What's Included

• What Linux is and why it runs most cloud servers
• Linux distributions: Ubuntu, Amazon Linux, RHEL
• Setting up a lab: a local VM or a cloud instance (e.g. AWS EC2)
• Connecting over SSH with key pairs
• Project: launch a cloud Linux server and connect to it with SSH
• Module 1: Linux Fundamentals
• Module 2: Command Line & File System
• Navigating the file system and directory structure (/etc, /var, /home)
• Creating, copying, moving and deleting files
• Viewing and editing files with cat, less and vim/nano
• Searching with find and grep
• Pipes, redirection and wildcards
• Project: organise a project directory and find log entries with grep
• Module 3: Users, Permissions & Security
• Users, groups and sudo access
• File permissions and ownership (chmod, chown)
• SSH hardening and key management
• Firewall basics with ufw/firewalld
• Project: set up secure multi-user access on a server
• Module 4: Processes, Services & Packages
• Managing processes (ps, top, kill)
• Services with systemd (systemctl, journalctl)
• Package management with apt and yum/dnf
• Scheduling jobs with cron
• Project: install and run a web server (Nginx) as a managed service
• Module 5: Networking & Storage
• IP addresses, ports and DNS basics
• Networking tools: ping, curl, ss, dig
• Disks, partitions and mounting volumes
• Checking disk usage (df, du) and managing logs
• Project: attach and mount an extra cloud storage volume
• Module 6: Shell Scripting & Automation
• Bash script basics: variables, loops and conditions
• Writing reusable scripts and functions
• Automating backups and health checks
• Scheduling scripts with cron
• Project: build an automated backup and monitoring script
• Module 7: Capstone Project
• Deploy a web application on a cloud Linux server
• Secure the server with users, SSH and firewall rules
• Automate deployment and backups with scripts
• Monitor performance and troubleshoot common issues
• Interview prep: common Linux questions for cloud roles