Yes. AdaptiBar consists of every licensed MBE questions from the NCBE. In "Practice Exam" mode, you can take the NCBE's Online Practice Exams 1, 2, 3 and 4. All four exams consist of 100-questions from the years 2006, 2008, 2011 and 2013. These are the exact exams available from the NCBE's website.
Please Note: These questions are also included in the master database so it is possible to see one of these questions in Practice Questions mode.