他能够管理学生的成绩，通过输入学号，就能把姓名，性别，各科成绩，平均成绩联系起来，能很好的管理学生的成绩。-He was able to management of student achievement, by entering the student ID, you can put your name, gender, subjects, the average performance is connected, can be a very good management of student achievement.