The Enterprise Manager Configuration Assistant(EMCA) is a command line Java based configuration tool for the Enterprise Manager DB Control Console. Nowadays, when thinking about a 11g or 10g databases' day-to-day administration most DBA's think about Enterprise Manager. This reason is because Enterprise Manager(EM) is a friendly and very intuitive tool for performing daily interactive database management tasks. Issuing SQL commands from the Command Line Interface(CLI)  is an option when thinking about batch commands, mostly because the syntax has impressively expanded and for most enterprises getting the work done is more important than considering how it is achieved. This has made the modern DBA depend more on the EM graphical interface. If the database doesn't have the console configured it makes the modern DBA feel like they have gone back more than fifteen years in Oracle administration history, to when there was no option but...