24-10

rm -rf *

cd -    previos directory


ctrl +l  ----> clear the screen
clear    ----> clear the screen

cat > <file_name> ---> To crate / ovaride the content file_name
cat >> <file_name>  --> append the content

cat <file_name> ---> to view the contant of the file_name
more
less
view
vi


rm <file_name>

rm -rf <file / dir>

r --> recursively 
f --> forcefully

copy
=====
cp <souce> <destination>

/tmp/mohan.txt


/opt/suresh

cp -r <source> <destination>

/tmp/sreeja

/opt/suresh/


move / Rename
mv <source of the file / dir> <dest path>

mv /tmp/sreeja /opt/mhn