Operating System (O.S.)

Operating system is simply the program which helps to operate any system and its peripheral devices. It is the communicator between the user and the compute system. It create a friendly environment for the user and programmers. The relationship between user, hardware and software is established by the system software in use which is also called operating system software With out O.S. its like death machine. As computer did not work itself it need O.S. to operate. One of most common and world wide popular operating system are ms-dos, ms-windows, opera, Linux, q-dos etc. Among these all Ms-Dos and Ms- Windows is being used now a days.