Linux Shells and Shell Scripting Basics

Linux Operating System

• Linux is a multi-user operating system that originated in the 1960s.
• It was developed as a Unix-like operating system, with the first version released in 1991 by Linus Torvalds.

History of Linux

• The development of Linux began in the 1960s, influenced by the Unix operating system.
• In 1969, Unix was developed by AT&T Bell Labs researchers.
• Linux was created as a Unix-like operating system, building upon the foundations of Unix.

Characteristics of Linux

• Linux is an open-source operating system, meaning it is freely available and modifiable.
• It is highly customizable and adaptable, making it a popular choice for various devices and applications.
• Linux is known for its stability, security, and flexibility, making it a reliable operating system.

Importance of Linux

• Linux is widely used in various devices, including smartphones, tablets, cars, and televisions.
• It is the preferred operating system for many developers and users due to its open-source nature and customizability.
• Linux is used in most embedded systems, including servers, routers, and other network devices.

Role of Linux in Computing

• Linux acts as an intermediary between the software and hardware components of a computer system.
• It enables communication between the software and hardware, allowing them to function together seamlessly.
• Without an operating system like Linux, software applications cannot function properly.