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Computer Science - Operating Systems Concepts

Exercise : Operating Systems Concepts - Section 2
31.
The function(s) of the Syntax phase is(are)
to recognize the major constructs of the language and to call the appropriate action routines that will generate the intermediate form or matrix for these constructs.
to build a literal table and an identifier table
to build a uniform symbol table
to parse the source program into the basic elements or tokens of the language.
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
32.
Swapping
works best with many small partitions
allows many programs to use memory simultaneously
allows each program in turn to use the memory
does not work with overlaying
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
33.
A disk scheduling algorithm in an operating system causes the disk arm to move back and forth across the disk surface in order to service all requests in its path. This is a
First come first served
Shortest Seek Time First (SSTE)
Scan
FIFO
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
34.
A translator is best described as
an application software
a system software
a hardware component
all of the above
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
35.
Data encryption
is mostly used by public networks
is mostly used by financial networks
cannot be used by private installations
is not necessary, since data cannot be intercepted
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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