2/14    Are there differences between svrmgrl and sqlplus? Is sqlplus
        suppose to be better? Also, in /var/opt/oratab, the last argument
        specifies whether to start up the DB or not. Which script reads
        oratab and starts it up? Is that part of the OUI install process?
        \_ sqlplus an interactive sql prompt, and svrmgrl for starting
           your listner