This is a screen shot of the DBUA Select Databases screen.
At the top of the screen is the following text:
Select the database that you want to upgrade. If you do not see the database that you want, make sure that an entry with the database name exists in the /etc/oratab file.
Below this text is an Available Databases table with columns labeled Select, Database, and Oracle_Home.
At the bottom of the screen are Cancel, Help, Back, and Next buttons.