What is meaning of (WINDOWS) the computer operating system?

An operating system or "OS" is software that communicates with the hardware and allows other programs to run. It comprises of system software, or the fundamental files needed by your computer to boot up and function. Common desktop operating systems include Windows, Mac OS X, and Linux. While each OS is different, they all provide a graphical user interface, or GUI, that includes a desktop and the ability to manage files and folders. They also allow you to install and run programs written for the specific operating system. Talking about Windows, its an OS developed by Microsoft Company. The first release of which was a Command Line Interface (DOS) further with Windows3.1,95,98,2000, ME, XP, Vista,7,8 providing a GUI. Till Date Windows is the OS believed to be the most User Friendly OS, well no offence to other OS's. Windows is designed to run on standard x86 hardware, such as Intel and AMD processors. Therefore, it can be installed on multiple brands of hardware, such as Dell, HP, and Sony computers, as well as home-built PCs. Windows7 also includes several touchscreen features, that allow the operating system to run on certain tablets and computers with touchscreen displays.