This is PHP project on Online Examination System tutorial series, and in this part you can find how user can give question answer. Once User has select particular question option, then Question Answer data will be update in Mysql. For every question answer this process will be repeated. For this operation we have use Ajax with PHP script. So when User select any option, then Ajax request will trigger to update question answer. If Exam time has been over then pop dialog will appear on web page.
For get Source code and view Demo – https://www.webslesson.info/2019/11/php-mysql-based-online-exam-system-project.html