Ownership and Permissions
3 important questions on Ownership and Permissions
Command chgrp (-R)
To change the group owner of an existing file (to change the group ownership of all of the files of a directory structure)
Command chown user /path/to/file
Allow the root user to change the user ownership of files and directories
Command chmod new_permission file_name
Used to change permissions on files and directories (choice between symbolic and numeric)
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