r resources, the operating system must decide which requests are allocated resources to operate puter system efficiently and fairly. It also controls the user programs to prevent errors and improper use of puter, and is especially concerned with the operation and control of I/O devices.РUnit 3 Section 2 Passage AРCategories of Operating Systems?While the majority puters we see happen to be using one “type” of operating system performing the same functions, operating systems can be branched into several different types as well. Operating systems may be categorized by different standards. Here are some mon types:РBatch Processing Operating System ?Real-time Operating System ?Single User Operating System ?Multi-Tasking Operating System?Multi-User Operating System ?Distributed Operating System
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