The Exam Monitoring System Based On The Pc Camera Research And Design

Online Examination System with Characteristics such as accurate, impartial and objective, fast, and so on, is gradually becoming a new way of examination, become an effective means of testing academic achievements. However, on-line examination system is also faced with new security issues, that is, how to effectively control and prevent the examinee cheating in examinations, and guaranteed the on-line testing fair and credible. PC-camera-based monitoring system of examinations provides for the issue of low cost, high efficiency solution.First, the paper analyzes the key technology used in the exam-monitoring system: camera image acquisition technology, Socket communications technology, dynamic data release technology, as well as XML technology.Secondly, according to the security needs of online examination system, provide a detailed analysis and design of a PC-camera-based exam-monitoring system, including camera image capture, screen sectional drawing, monitoring management of point, and papers and images inquiries function module after the examination. Focused on achieving camera image acquisition and Socket communications.Finally, the paper has carried on the simulation test to the exam-monitoring system. The results show that the system is feasible and effective, and is the necessary auxiliary system with bright prospect of online examination system.