学生选课系统，已调通，操作很适合于初学者，配合操作Access数据库，对于数据库系统操作很有帮助，生成的应用程序登录密码可以在数据库中查找-Student elective system has been adjusted to pass, the operation is very suitable for beginners, with the operation of the Access database, helpful for the database system operatio