Database Configuration Assistant (DBCA) enables you to create an Oracle database by following a step-by-step guided workflow.
To create a database using DBCA:
Start DBCA as described in "Starting DBCA".
In the Database Operation window, select Create Database and click Next to start the guided workflow for creating a database. If you then select Advanced Mode and click Next, the workflow requests your input in the following windows:
Most of these windows provide default settings. Depending on the options you choose in DBCA, some of these windows may not be displayed.