File Permissions: Symbolic Notation

• A plain-text file

        $ ls -l /home/jkeenan/foobar
        -rw-r--r--  1 jkeenan  wheel  0 Jul 19 19:07 /home/jkeenan/foobar

• mode in symbolic notation:

        -rw-r--r--

• "world-readable"

• "owner-only writable"

• not executable (but doesn't need to be)