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Computer Science - Unix

Exercise : Unix - Section 1
6.
Which command is used to remove a directory?
rd
rmdir
dldir
rdir
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
Which of the following keys is used to replace a single character with new text?
S
s
r
C
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
Which command is used to extract specific columns from the file?
cat
cut
grep
paste
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
Which command sends the word count of the file infile to the newfile.
wc infile >newfile
wc <infile >newfile
wc infile - newfile
wc infile | newfile
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
Which command is used to remove the read permission of the file 'note' from both the group and others?
chmod go+r note
chmod go+rw note
chmod go-x note
chmod go-r note
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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