设计课题：选修课管理系统

功能要求：1、教师可以开设选修，设置相关的课程信息

　　2、学生根据开设的选修课进行选择报名

　　3、系统能对学生、课程、选修成绩、任课教师等信息进行查询与维护，包括：

分系部、专业、班级查询学生选修信息，并可以维护（增删改）学生信息

查询课程信息及开设、选修情况并维护，打印相应报表

查询个学期的获得指学分的学生情况并打印

4、需要报表输出的可以以打印预览方式输出-Design issues: elective management system functional requirements: 1, teachers can create courses, the provision of the relevant course information 2, the students set up elective courses in accordance with application to choose 3, the system of students, curriculum, elective performance, teacher information, etc. inquiries and maintenance, including: Ministry of sub-grade, professional, students in elective classes query information, and can be maintenance (additions and deletions changed) Student Information for details of the curriculum and the creation of information, elective and maintenance, print the corresponding query statements semester credits means of access to students and print 4, the need for statements of the output can be output to print preview mode