使用终端命令界面,作为系统的输入输出界面.信息运行是把信息保存在内存中,系统退出后信息保存至文件.实现对学生信息基本信息的录入、删除、修改、查找和显示信息。-Use the terminal command interface, as the system input and output interface information on the operation information stored in memory, the information is saved to a file system to exit the input of student information, delete, modify, find and display information.