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Unix

Unix
The command used to remove the directory is;

None of these
rd
rmdir
remove
rdir

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

li
nu
ic
nm

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Unix
Which command is used to list all the files with extension .lst?

ls *[lst]
ls lst*
ls *.*
ls -l *.lst

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Unix
Which of the following commands is used to get directory one level up?

cd/
cd
cd ..
chdir
None of these

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

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

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

s
S
r
R

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