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Unix

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

r
S
s
R

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

R
None of these
j
S
rch

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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
A
S

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Unix
Which command is used to change directory to the name beginning with a 'p'?

cd [p]
cd p*
cd p
cd p*

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Unix
The octal representation 652 indicates

Write permission for others
Execute permission for the owner
All of these
None of these
Read and write permission of groups

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Unix
Which command is used to display and create files?

vi
ed
cat
lyrix

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