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Computer Science - Unix

Exercise : Unix - Section 1
21.
The agency that sits between the user and the UNIX system is called the
logic
profile
shell
erxc
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
Which of the following commands is used to update access and modification times of a file?
grep
wc
touch
cat
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
Which command is used to count just the number of characters in a file?
wc - 1
wc -c
wc -w
wc -r
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
Which of the following commands is used to list contents of directories?
ls
lp
dir
tar
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
Which command is used to display a file contents in octal form?
cd
od
of
oct
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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