Operating System (OS)
Operating system

provides a layered, user-friendly interface
None of these
enables the programmer to draw a flowchart
links a program with the subroutines it references
All 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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Operating System (OS)
The function(s) of the Storage Assignment is (are)

All of these
to assign storage to literals, and to ensure that the storage is allocate and appropriate locations are initialized.
to assign storage to all temporary locations that are necessary for intermediate results.
None of these
to assign storage to all variables referenced in the source program.

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