There are more operating systems available on the market than ever before, giving consumers more choices and flexibility. The vast array of choices also allows users to customize a system to their specific needs.

An operating system is effectively the brains of your computer, turning your raw hardware into a thinking machine. It is vital to your computer’s operations, allowing it to install and run programs, and use peripherals, and share information with other users; all of which pretty well covers everything your computer does. It is the first thing installed on your computer, and it is useless without one.

Most of the popular operating systems use GUI (graphic user interface). GUI allows users to interact with their computer’s operating system visually, usually through a mouse. These operating systems include all versions of Windows for personal computers and OS for Apple computers.

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