Create Oracle database in silent mode

How to create Oracle database in silent mode?

COMMAND
=========

dbca -silent -gdname dbname -sid dbname -responsefile NO_VALUE -createDatabase -templateName General_purpose.dbc -characterset AL32UTF8 -memorypercentage 30 -emconfiguration LOCAL

OUTPUT
=======
Enter SYSTEM user password:
password
Enter SYS user password:
password
Copying database files
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Nagulu Polagani

"We are all apprentices in a craft where no one ever becomes a master."