Oracle Database 18c (18.3) is available for download for windows platform since August 22, 2018. If you are new to Oracle or if you are a developer and need a database to play with, you can install an Oracle database quickly on your laptop with a few clicks. You can install the software and create the database instantly using the installer to create the starter database.
Oracle18c Database on your Windows laptop in 6 clicks!
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After the software install, the database creation is only 3 clicks using the Database Configuration Assistant! The Oracle defaults are OK!
Click 1: Choose Create Operation
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Click 2: Database Creation Mode
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Click 3: Summary
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Review the summary information. Final click is to create the database. Unlike OUI summary screen, here you can see the initialization parameter values and the file names.