TDU3 meaning in Computing ?

Answer: What is Test Drive Unlimited 3 mean?

Test Drive Unlimited Solar Crown is an upcoming racing video game developed by KT Racing and published by Nacon. It will be the twenty-first game in the Test Drive series, the first title in the series since 2012's Test Drive: Ferrari Racing Legends, and the third game in the franchise's open world Unlimited sub-series, following 2011's Test Drive Unlimited 2. The game was teased on 3 July 2020 on Twitter and was officially revealed during the Nacon Connect event on 7 July. Test Drive Unlimited Solar Crown is set to be released for Microsoft Windows, Nintendo Switch, PlayStation 4, PlayStation 5, Xbox One, and Xbox Series X/S on 22 September 2022.

reference

Full Form	Category
Test Drive Unlimited 3	Computing
Tradevman (instructor, Aviation) Petty Officer 3rd Class	Governmental