有学生选课数据库Student_db。根据学号从选课表SC中查询该学生所选修的课程号和成绩。并显示在屏幕上。-Database course students Student_db. No. According to learn from the course table about the SC students in elective courses and results. And displayed on the screen.

本系统是一个单机版的小型的学生选课管理系统，在本系统中，开发了一个面向管理员、学生和教师这三个对象的教务平台，对学生提供的服务有登录、选课、、修改登录密码、和查询成绩这几个服务，所选课程总数不能超过3门；对教师提供的服务有登录、修改登录密码和登录成绩；对管理员提供的服务有登录开设学生和教师帐号、删除学生和教师帐号的服务-This system is a stand-alone version of the small student enrollment management system, i

学生在线选 课系统，还有学生在线选 寝室房间，包括后台，及超级管理员帐号。(This is a very useful software, and we already use it more than one years, so it can work , include the backdoor, and management name and passwork .so you can download and use it at once.)