How do you move up level folder level?
cd .
cd ..
cd ~
cd
How do you delete a file?
mv filename
cp filename
rm filename
rm -rf *
How do you delete a directory?
rm directory
mv directory
cd directory
rmdir directory
How do you rename a file?
mv oldfilename newfilename
touch oldfilename newfilename
cp oldfilename newfilename
Which command is used to make all files and sub-directories in the directory (progs) executable by all users?
chmod -R a+x progs
chmod -R 222 progs
chmod -1 a+x progs
None of the above
Which option will be used with touch command to change the access time?
-a
-b
-t
none of the above
The cp command uses:
standard input file
standard output file
both input and output file
neither standard input nor standard output file
Which option will be used with sort command to start sorting ofter the nth column of the (m+l)th field?
-m.n
+m.n
Which of the following commands is used to identify the type of file by context?
ls
cat
file
more