Cbse, class 7, IT computer, unit 1 Ch.1 Types of Software
Cbse, class 7, IT computer, unit 1 Ch.1 Types of Software System Software It is responsible for managing and controlling hardware resources so that other software and users can use the hardware effectively. Operating System: An Operating System (OS) is the most important and basic set of software required for a computer to function. It manages the hardware resources and provides some common services for the users. A general purpose computer must have an operating system to install and run other programs. Some of the basic tasks of an operating system are: · Receiving input from input devices and send output to output devices. Š · keeping track of files and directories on the hard disk and other storage devices Š · allocating memory to various programs and files Š · ensuring security by specifying user access rights · Some examples of operating systems are DOS, UNIX, Windows, LINUX, Ubuntu and Mac OS X. Language Processors: The instructions