CMPE 320 Midterm Exam Questions and answers with complete solutions verified latest update graded a++

7/7/25, 5:33
PM



CMPE 320 Midterm Exam Questions and answers with
complete solutions verified latest update graded a++

Terms in this set (43)




How many processes 8
will

3 forks create


Which of the following 2, 3, 5
are true?
1. If it returns 0,
you are in the parent
process
2. If it returns 0, you

are in the child
process
3. If it returns -1, you

are in the parent
process
4. If it returns -1, you

are in the child
process
5. It will return the

child's process id if
you are in the parent

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process
6. It will return the

parent's process id if
you are in the
child process


A successful call to True
"execvp" never
returns.
True or False


Using timer interrupt is a non-cooperative approach




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Who will specify the The User Program

system-call number?


Who will execute The OS
the "return-from-
trap"
instruction?


Order the events 1, 4, 5, 2, 3
when the OS decides
to switch from
running process A to
running process B

- move to kernel mode

- move to user mode

- jump to B's PC

- save registers of

A to process
structure of
process A

- restore registers of B

from the kernel stack of
B




Rebooting the True
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