How to connect and view all the databases serviced by an Oracle Database server using SQL Developer

We use SQL developer to connect to a database. In this case, we are trying to connect to an Oracle Database. The information you need to connect to the Oracle DB can be seen in the dialog below.

Connection Information

Once you have connected to the Oracle Database, you can view all the databases by clicking on the manage database menu item:

Here is an example listing all the databases: