Introducing WebLogic Server

WebLogic Server is a Java EE application server where you run enterprise Java applications. Most organizations want their production applications to be highly scalable and available. Hence, most often you will run more than one instance of WebLogic Server in your environment.

The following diagram depicts the architecture for a WebLogic Server Domain.

A WebLogic Server domain is a collection of WebLogic Servers that are managed together. A WebLogic Server Domain may consist of one Administration Server, one or more managed servers, one or more clusters, and one or more node managers. The Administration Server is used for administration purposes and has to be available for any configuration changes such as the deployment of applications. The Administration Server is a WebLogic Server instance that hosts the Administration Console and contact point for command line interface. You can deploy custom applications to the administration server like any other managed...