Why does the web version of the exam require a photography license?

System settings. The web version of the learning pass system needs the camera permission of the exam. Students should turn on the camera permission of the learning pass exam, otherwise they will be reminded that they cannot take the exam normally. Xue Tong is a free application integrating mobile teaching, mobile learning, mobile reading and mobile socialization, which was developed by Beijing Century Giant Information Technology Development Co., Ltd. on 20 16.