本系统实现了网上考试的目的，以减轻教师的工作负担及提高工作效率，并能激发学生的学习兴趣。此网上考试系统采用三层结构的B/S模式开发。-The system to achieve the purpose of online examination in order to reduce the workload of teachers and improve productivity and stimulate students interest in learning. This online e