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Unix

Unix
Which of the following set options is used with vi editor to ignore case while searching for patterns?

ic
ai
sm
ts

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Unix
Which of the following commands can be used to get information about all users who are currently logged into the system?

None of these
who
1 /u
which
who am i

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Unix
While working with mail command, which command is used to save mail in a separate file?

d
s
w
r

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Unix
Which of the following commands is used to update access and modification times of a file?

grep
cat
wc
touch

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Unix
Which command will be used with vi editor to replace single character under cursor with any number of characters?

a
s
S
A

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Unix
Which command is used to display the characteristics of a process?

ps
du
pid
au

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