Linux Fundamentals
Course Overview
The Linux Fundamentals course provides beginners with a comprehensive introduction to Linux operating systems. This course covers essential topics such as the Linux file system, basic command-line usage, system administration, and network configurations. Through a mix of theory and hands-on labs, students will gain the skills needed to navigate and manage a Linux environment effectively.
Format
- Duration: 3 days
- Format: In-person or Remote, Instructor-led training (ILT)
- Course Difficulty: Basic
- Experience Level: Junior
- Hands-on Labs: Cloud based
Prerequisites
- No experience required
Course contents
Day 1: Linux Basics
Module 1: Introduction to Linux
- Basic concepts of computer hardware and system architecture
- History and evolution of Linux
- Overview of Linux distributions and their differences
- Key components of the Linux operating system
Module 2: The Linux Boot Process
- Understanding the computer boot process
- Introduction to the GRUB bootloader
- System initialization with systemd
- Overview of Linux boot targets
Module 3: Basic Linux Commands
- Navigating the command-line interface (CLI)
- Common commands for file and directory management
- Introduction to the Bash shell and its features
- Using man pages and help commands
Module 4: The Linux File System
- Understanding the Linux file system hierarchy
- File types and file extensions
- Navigating and managing the file system
- Using wildcards for file manipulation
Day 2: System Administration Basics
Module 5: Managing Files, Directories, and Permissions
- Creating, copying, moving, and deleting files and directories
- Understanding file permissions and ownership
- Using `chmod`, `chown`, and `chgrp`
- Practical examples of file permission scenarios
Module 6: User and Group Management
- Adding, modifying, and deleting user accounts
- Managing groups and group memberships
- Understanding the `/etc/passwd`, `/etc/shadow`, and `/etc/group` files
- Setting user permissions and access controls
Module 7: Process Management
- Understanding processes and their lifecycle
- Using commands like `ps`, `top`, and `htop`
- Managing process priorities with `nice` and `renice`
- Terminating processes with `kill` and `pkill`
Module 8: Package Management
- Introduction to package management systems (e.g., `apt`, `yum`)
- Installing, updating, and removing software packages
- Managing software repositories
- Searching for packages and dependencies
Day 3: Practical Skills
Module 9: Hardware Detection and Linux Modules
- Detecting hardware components in Linux
- Managing Linux modules with `lsmod`, `modprobe`, and `rmmod`
- Using `dmesg` for hardware diagnostics
- Exploring `lspci` and `lsusb` for device information
Module 10: File Descriptors, Redirects, and Pipes
- Understanding file descriptors
- Using redirection for input, output and error streams
- Using pipes to connect commands streams
- Combining commands with pipes and redirects
Module 11: Disk Management
- Understanding disk partitions and file systems
- Partition disk drives with `fdisk` and `parted`
- Creating file systems with `mkfs` and mounting it with `mount`
- Overview disk space with `df` and `du`
Module 12: Basic Networking
- Understanding basic networking concepts
- Configuring network interfaces for static and DHCP
- Understanding DNS, routes, net masks, and broadcasts
- Using the `ip` command for network configuration
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