This graphic compares a simple OC4J 10g Release 3 (10.1.3) environment with an similar environment in Oracle WebLogic Server 11g.

The OC4J environment consists of one OC4J instance with a set of deployed applications and the Oracle Enterprise Manager Fusion Middleware Control.

The Oracle WebLogic Server 11g environment shows a single Oracle WebLogic Server domain with two servers: an administration server that is hosting the Oracle WebLogic Server Administration Console and a managed server that is hosting some deployed applications.