Overview of Linux Linux is an open-source operating system (OS) based on the Unix architecture, originally created by Linus Torvalds in 1991. Known for its robustness, security, and flexibility, Linux has become a popular choice for servers, desktops, and embedded systems worldwide. Its source code is freely available, allowing anyone to modify and distribute it. #### Key Features 1. **Open Source**: Being open-source means that users can view, modify, and distribute the source code, fostering community collaboration and innovation. 2. **Variety of Distributions**: Linux is available in various distributions (distros), such as Ubuntu, Fedora, CentOS, and Debian, each tailored for different needs and preferences. 3. **Security**: Linux is known for its strong security features, including user permissions and a robust permission system, making it less vulnerable to malware and viruses. 4. **Stability and Performance**: Linux is highly stable and can run for extended periods without need