Topic: Question on a product oats

Good afternoon!
Who tried to install Oracle Application Testing Suite component to install?
How much understood, it is better  to install this without a DB. It is necessary to do setting "from zero" using beforehand the installed DB of Oracle more truly.
Question after installed a product from zero, a demon of usage of a DB, since the preliminary DB is installed how now to launch products which enter in oats
- http://localhost:8088/admin
- http://localhost:8088/otm
- http://localhost:8088/olt
How to adjust a component and to specify, that it used beforehand the installed DB?