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Computer Science - Operating Systems Concepts

Exercise : Operating Systems Concepts - Section 3
31.
Four necessary conditions for deadlock to exist are: mutual exclusion, no-preemption, circular wait and
hold and wait
deadlock avoidance
race around condition
buffer overflow
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
32.
If you do not know which version of MS-DOS you are working with, which command will you use after having booted your operating system?
FORMAT command
DIR command
VER command
DISK command
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
33.
A partitioned data set is most used for
a program or source library
storing program data
storing backup information
storing ISAM files
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
34.
Page-map table is
A data file
A directory
Used for address translation
All of the above
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
35.
The main function of the dispatcher (the portion of the process scheduler) is
swapping a process to the disk
assigning ready process to the CPU
suspending some of the processes when the CPU load is high
bring processes from the disk to the main memory
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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