Getting Started with Linux

Linux is a free and open-source operating system kernel that powers everything from smartphones to supercomputers.

Whether you’re switching from Windows or macOS, or just curious about the command line, this guide will help you take your first steps.

What is Linux?

Linux is technically just the kernel — the core component that manages hardware and system resources. In practice, when people say “Linux” they usually mean a Linux distribution (distro): a complete OS bundled with the kernel, a package manager, and various tools.

Popular beginner-friendly distros include:

  • Ubuntu — the most widely used, great documentation and community
  • Fedora — cutting-edge packages, sponsored by Red Hat
  • Linux Mint — familiar feel for Windows users
  • Arch Linux — for those who want full control (and enjoy reading wikis)

The Terminal

The terminal is where Linux shines. Don’t be intimidated — start with a few essential commands:

ls        # list files in the current directory
cd ~      # change to your home directory
pwd       # print current directory path
man ls    # read the manual for any command

Package Management

Linux distros use a package manager to install software. No more hunting for .exe files:

# Debian/Ubuntu
sudo apt install vim

# Fedora
sudo dnf install vim

# Arch
sudo pacman -S vim

Next Steps

Once you’re comfortable with the basics:

  1. Learn to edit files with vim or nano
  2. Understand file permissions (chmod, chown)
  3. Explore shell scripting with bash
  4. Set up SSH for remote access

Linux rewards curiosity — the more you explore, the more capable you become.