studentsmanagementsystem

代码说明：

  高校开发一学生课绩管理系统，该系统由登陆模块，学生模块，教师模块，管理员模块，四部分组成。其功能如下： 学生登陆以后，可以选报课程。系统会根据学生所在系及课程的预修课判断（课程有系别，预修课等属性）。教师在本系统中拥有是否接受学生所选课程，以及给学生打分的权力，只有先接受学生，才能给该生打分。管理员在本系统中有着最高的权力，包括新增，更改，删除学生，教师，课程以及班级。(Colleges and universities where students develop a performance management system, which from the landing module, student module, teacher module, the administrator module, the four components. Its functions are as follows: students landing after the report can choose courses. System where the student system and the curriculum taught in pre-judgment (courses in other departments, pre-taught, etc. properties). Teachers in this system has a choice whether to accept students in courses, as well as to students scoring power, and only accept students in order to give the student scoring. Administrators in this system have the highest powers, including add, change, delete students, teachers, courses and classes.)