Batch: Jobs with similar needs are batched together and run through the computer as a group, by an operator or automatic job sequencer. Performance is increased by attempting to keep CPU and I/O devices busy at all times through buffering, off-line operation, spooling, and multiprogramming.
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Jobs with similar needs are batched together and run through the computer as a group.
The system must process data immediately, and cannot wait like a batch OS would
A clustered system combines multiple computers into a single system to perform computational task distributed across the cluster.
a ntwk op. system must have d folliwing properties 1.a protocol eg.TCO/IP 2.ethernet usable 3.properties of a normal client PC or server
operating system is a control program as it allow multiple task to performed on same window.