• What is Linux and Why Linux?

• Open Source Operating System Overview

• Linux Distributions: Ubuntu, CentOS, Red Hat

• GUI vs CLI Interface

• Linux System Architecture

• Installing Linux on Bare Metal / Virtual Machine

• Disk Partitioning (Manual / Guided)

• Understanding Boot Process: BIOS → GRUB → Kernel → init/systemd

• Runlevels & Targets Explained

• Linux Directory Structure: /etc, /home, /var, /usr, etc.

• Files, Directories, Hard & Soft Links

• Mounting & Unmounting Devices

• File Permissions: rwx, chmod, chown, chgrp

• File Searching: find, locate, which, ACL

• File Archiving & Compression: tar, gzip, zip

• Creating, Modifying & Deleting Users and Groups

• Managing Passwords: passwd, usermod, groupadd, id

• Switching Users: su, sudo

• Login Policies & Shell Management

• Understanding File Ownership and Access Control

• Introduction to Bash Shell

• Writing & Executing Shell Scripts

• Automating Repetitive Tasks

• Scheduling Tasks Using Scripts

• Debian-based Systems: apt, dpkg

• Red Hat-based Systems: yum, dnf, rpm

• Adding & Removing Repositories

• Patching & Updating Systems

• Monitoring Processes: top, htop, ps, kill

• Managing Background Jobs: &, jobs, fg, bg

• Scheduling Automated Tasks: cron, at

• Routine Server Maintenance

• IP Configuration: ip, ifconfig, nmcli

• Hostname, DNS, and /etc/hosts

• Common Network Commands: ping, netstat, ss, traceroute, nmap

• SSH Setup & Key-based Authentication

• Basic Web Server Setup: Apache / Nginx

• Security Configuration: ufw, iptables, firewalld, SELinux

• Partitioning Disks: fdisk, parted

• Creating Filesystems: mkfs

• Mounting, UUIDs & /etc/fstab Configuration

• Logical Volume Management (LVM)

• Managing Swap Memory

• File & Directory Permissions Deep Dive

• Understanding SUID, SGID & Sticky Bit

• SSH Hardening Techniques

• Applying Regular Security Patches

• Log Files: /var/log, journalctl

• Analyzing Boot Logs & Kernel Messages (dmesg)

• Monitoring System Performance: vmstat, iostat, iotop, netstat, uptime

• Troubleshooting Boot, Network & Disk Issues

• System Monitoring & Maintenance

• Handling Tickets and Incident Reports

• Participating in Team Meetings

• Diagnosing Real-Time Issues (e.g., server hang, login issues)

• Applying ITIL Practices in Operations

• Introduction to Ticketing Systems

• Understanding ITIL Framework & Service Operations

• Ticket Hierarchy and Escalation

• SLA (Service Level Agreement) Concepts

• Best Practices for Ticket Handling

Objective: Build hands-on experience in managing a Linux environment.
Tasks Include:

• Setting up a Linux VM (Ubuntu/CentOS)

• Creating and managing users, permissions, and groups

• Configuring and hosting a simple Apache/Nginx web server

• Scheduling automated backup scripts using cron jobs

Objective: Simulate a real-world production server environment.
Tasks Include:

• Deploying a multi-service Linux server (Web, SSH, Firewall, Monitoring)

• Implementing LVM and automated security patching

• Configuring logs, user roles, and performance monitoring

• Troubleshooting real-time simulated issues based on ticket reports

• Preparing and submitting a final project report