Some of them will detect if using virtualization. For example http://safeexambrowser.org/ by ETH Zurich
Ironically enough, it is free software https://github.com/SafeExamBrowser
Some of them will detect if using virtualization. For example http://safeexambrowser.org/ by ETH Zurich
Ironically enough, it is free software https://github.com/SafeExamBrowser