Operating System (OS)
Process is

a program in execution
None of these
contents of main memory
a job in secondary memory
program in High level language kept on disk

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Operating System (OS)
Which of the following is not true about documentation?

None of these
Documentation, of a system, should be as clear and direct as possible
All of these
Documentation gives better understanding of the problem
Documentation increases the maintenance time and cost

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Operating System (OS)
Semaphores

synchronize critical resources to prevent deadlock
are used to do I/O
None of these
are used for memory management
synchronize critical resources to prevent contention

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