See gray box testing and black box. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction requires permission.

PARIS — Japanese electronics giant Sony is set to celebrate 30 years since it launched the PlayStation console, the little gray box that catapulted the firm into the gaming big league.

1 The Internal Workings of an application are not required to be known Somewhat knowledge of the internal workings are known Tester has full knowledge of the Internal workings of the application 2 ...