Operating System (OS)
Which of the following capabilities is required for a system program to execute more than one program at a time?

word processing
virtual memory
compiling
multitasking
None of these

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Operating System (OS)
What is dispatch latency ?

The time taken by the dispatcher to stop one process and start another
None of the listed here
The whole time taken by all processor
The time taken by the processor to write a file into disk

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