Command to remove directory which is having few files inside.
rmdir
rm
rm -r
None
Command to rename a file in unix
rename
mv
cp
wc command can be used to count the number of lines in a file
True
False
command to find a string inside a file.
find
grep
search
How to display Hidden files
ls -r
ls -R
ls -a
ls -l
Use of touch command
Create a directory
Create an empty file
Modify the timestamp of a file
Change the owner of a file
command to change the file permissions
chown
chmod
chper
None of the above
Default link created by 'ln' command is ?
Soft link
Hard link
Link