能保存10个以上的学生信息，每个学生有学号、姓名、语文、英语、数学、总分的信息需要保存；能够按学生的学号、姓名进行查询和修改的操作程序；按学生的学号和成绩进行排序；再对学生成绩系统进行删除、插入的模块。最后进行成绩统计。-Can save more than 10 student information, each student has a student number, name, language, English, mathematics, information needs to be saved scores　students can learn by number, name, query and modify operating procedures　according to students　learning and achievement sort　another student achievement system to delete, insert the module. Finally, performance statistics.