![]() An operating system is similar to a government, it simply provides an environment within which other programs can do useful work.Ībstract View of the Components of a Computer SystemĪn operating system provides the environment within which programs are executed.Īn operating system is the 'brains' behind the computer to extend the functionality of the machine and to manage all the resources allocated to it. Thus, some operating systems are designed to be convenient, others to be efficient, and others some combination of the two.Ī computer system can be divided into four components: the hardware, the operating system, the application programs and the users. Operating systems for handheld computers are designed to provide an environment in which a user can easily interface with the computer to execute programs. ![]() Personal computer (PC) operating systems support complex games, business applications, and everything in between. Mainframe operating systems are designed primarily to optimize utilization of hardware. ![]() ![]() ![]() It takes care of little details, such as reading a data from a disk, interpreting the keystrokes and so on.Īn amazing aspect of operating systems is how varied they are in accomplishing these tasks. It is the basis on which all software applications rest. ![]()
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