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Operating System
1)Multi tasking OS----->>
It allow more than one program to run concurrently.An operating system that is capable of allowing multiple software process to run a the same time.
Example: Unix ,windows 2000
It allow more than one program to run concurrently.An operating system that is capable of allowing multiple software process to run a the same time.
Example: Unix ,windows 2000
2) Multiprocessing OS----->>
It is an operating system when two or more processors are present in a computer system sharing some or all of the memory .It supports running a program on more than one cpu.
example: Unix ,Linux,Windows 2000
3)Multi-Programming OS---->>>
More than one program resides in main storage and is being processed apparently at the same time.This is accomplished by taking turns at short bursts of processing time.
4)Multi-access OS------>>
It allows two or more users to run programs at the computer's resources simultaneously.Some operating systems permit hundreds or even thousands of concurrent users.
It allows two or more users to run programs at the computer's resources simultaneously.Some operating systems permit hundreds or even thousands of concurrent users.
5)Batch Processing OS---->>
The job is not processed till there is full input.The jobs are entered and stored on a disk in a batch queue and then run together under the control of the operating system.A job may wait
in a batch queue for minutes or hours depending on the work load.
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