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Unix

Unix
Which command will be used with vi editor to insert text to left of cursor?

s
i
S
a

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Unix
Which shell's wild-cards is used to match a single character?

*
None of these
?
[!ijk]
[ijk]

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Unix
Which of the following commands is not the vi Input mode command?

None of these
rch
S
R
j

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Unix
Which of the following commands is used to remove files?

None of these
rm
delete
dm
erase

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Unix
Which option is used with rm command to make the command prompt the user with each filename and a ?, before acting on it

None of these
-r
#NAME?
-1

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Unix
The field separator in cut command is specified with

None of these
-r option
-c
#NAME?

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