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Computer Science - Operating Systems Concepts

Exercise : Operating Systems Concepts - Section 2
26.
The dispatcher
actually schedules the tasks into the processor
puts tasks in I/O wait
is always small and simple
never changes task priorities
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
27.
System programs such as Compilers are designed so that they are
reenterable
non reusable
serially usable
recursive
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
28.
IBM released its first PC in 1981. Can you name the operating system which was most popular at that time?
MS-DOS
PC-DOS
OS/360
CP/M
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
29.
If the number of bits in a virtual address of a program is 16 and the page size is 0.5 K bytes, the number of pages in the virtual address space is
16
32
64
128
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
30.
Which table is a permanent database that has an entry for each terminal symbol.
Terminal table
Literal table
Identifier table
Reductions
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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