Random Linux Commands

cp - copy files from one place to another
chown - change owner of the file or directory
chmod XXX - change the access permission to the file or directory
ls -all - list the entire directory and files information
rm - remove filename
rmdir - remove directory
apt-get install - install the filename of the specified package name
apt-get update, - update the existing repository list specified in /etc/apt/sources.list
apt-cache search - search the list of packages by the term specified