Why Do We Need Operating Systems?

Windows operating system is an application which have provide a
graphical interface between user and hardware. Operating system have
produced graphical user interface that lets you know and divide your
display in many windows. In every windows operating system, can run
different kinds of programs and software.

Windows operating system acts as a host for applications that are run
on the computer. Operating system is to handle the details of the
operation of the hardware. Windows operating system are very usable
in multitasking environment. Windows allow you work many programs at
once time.