1、对学生的基本信息进行跟踪管理，即学生信息管理。2、学生所选课程的成绩要求统一管理，方便日后的查询、统计3、课件视频点播，采用流媒体技术.-1, the basic information for students to track management, the student information management. 2 students selected program performance requirements for the management, to facilita