Types of Operating Systems

Single use system:

This provides operations for only one user at a time. Examples are operating systems on micro-computer or personal computer like CP/M, PC-DOS, and MS-DOS.

General purpose system

This operate in batch or multi-access mode. During a batch mode, you do not interact with your program when it is running but during multi-access you can interact with your program while running. Examples are: XENIX, Mvs, Vm and Vax.

Process control

This is a form of feedback control. The main feature is to provide maximum reliability with minimum operator intervention.

Transaction processing

Here, there can be several users accessing data items simultaneously, large amount of data is being modified frequently.

File interrogation system

There is a large number of data which is interrogated for information and answers are provided without involving the user in the details of implementation.

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