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Unix

Unix
Which of the following keys is used to replace a single character with new text?

s
r
S
R

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Unix
Which command sends the word count of the file infile to the newfile.

wc newfile
wc infile - newfile
wc infile >newfile
wc infile | newfile

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Unix
Which set option is used with vi editor to display line numbers on screen?

nm
nu
li
ic

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Unix
Which of the following commands is used to assign executable permission to the owner of the file named "note"?

chmod u+w note
chmod ugo+x note
chmod g+x note
chmod u+x note

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Unix
Which of are following internal commands is used in mail to forward mail to user in user-list?

None of these
r user-list
m user-list
e user-list
d user-list

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Unix
The agency that sits between the user and the UNIX system is called the

profile
logic
erxc
shell

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