With WebLogic Server 12c installed, you can now create a new WebLogic domain.
The WebLogic domain is the central configuration entity of WebLogic Server. The domain should have at least one WebLogic Server instance with the role of the Administration Server. The Administration Server is the access point used for configuration, deployment, and monitoring.
More WebLogic Server instances can be created to be part of the domain. All other WebLogic Server instances of the domain that are not the Administration Server are called the Managed Servers. They should host the deployed applications and resources.
A WebLogic cluster can also be added to the domain. The cluster consists of one or more Managed Servers acting as one single ...