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Unix

Unix
Which command is used to remove a directory?

rmdir
rdir
dldir
rd

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

sm
ic
ai
ts

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Unix
Which command will be used with vi editor to replace text from cursor to right?

c
r
R
C

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Unix
Which of the following commands is used to have a two-way communication with any person who is currently logged in?

grep
mail
mesg
None of these
write

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Unix
Which command is used to copy the three files wb, collect and mon into the misc directory, under the same, when you were currently in the programs directory?

cp wb collect mon ../misc
tar wb collect mon /misc
copy wb collect mon /misc
None of these
copy wb ../misc collect ../misc mon ../misc

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Unix
Which command is used to count just the number of characters in a file?

wc - 1
wc -w
wc -c
wc -r

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