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Unix

Unix
Which of command is used to copy a file?

None of these
copy
tar
cpio
cp

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Unix
Which command is used to list out all the hidden files along with the other files?

ls -a
ls -l
ls -x
ls -F

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Unix
Which command is used with vi editor to search a pattern in the forward direction?

/
?
//
??

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Unix
Which of the following commands is used to change the working directory?

cdir
None of these
chdir
cd
changedir

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Unix
Which option is used with the chmod command recursively to all files and sub-directories in a directory?

#NAME?
None of these
-R
-1

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Unix
Which command is used to make all files and sub-directories in the directory (progs) executable by all users?

chmod -1 a+x progs
chmod -R 222 progs
chmod -R a+x progs
chmod -x a+x progs

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