OPERATING SYSTEMS
An operating system (OS) is a software that manages computer hardware and software resources, provides common services for computer programs, and allows them to interact with the underlying hardware. The primary goal of an operating system is to provide an environment in which user programs can execute efficiently and securely.
Here are some of the most common types of operating systems:
1. Windows: This is the most widely used operating system for personal computers, developed by Microsoft. The latest version of Windows is Windows 11.
2. macOS: This is the operating system used by Apple's desktop and laptop computers. The latest version of macOS is Monterey.
3. Linux: Linux is a free and open-source operating system that is popular among developers and server administrators.
4. Android: This is a mobile operating system developed by Google, used on smartphones and tablets.
5. iOS: This is the operating system used by Apple's iPhones, iPads, and iPod Touch devices.
6. Chrome OS: This is a lightweight operating system developed by Google, designed for use on Chromebook laptops.
7. Unix: Unix is a multi-user operating system that was first developed in the 1960s. It is used for servers and high-performance computing.
8. Solaris: Solaris is an operating system developed by Sun Microsystems, which is now owned by Oracle. It is used primarily for servers and workstations.
9. FreeBSD: FreeBSD is a free and open-source operating system that is based on Unix. It is used for servers and embedded systems.
10. IBM z/OS: This is an operating system developed by IBM for its mainframe computers. It is used by large enterprises for mission-critical applications.