采用交互工作方式

（2）可以增加、删除、修改信息

（3）建立数据文件 ，数据文件按关键字（姓名、学号、房号）进行排序(选择、快速排序、堆排序等任选一种)

(4) 查询 : a.按姓名查询 b.按学号查询 c按房号查询

(5) 打印任一查询结果（可以连续操作）

但是有些不全-The use of interactive methods of work (2) can add, delete, modify the information (3) the establishment of data files, data files by keyword (name, student number, room number) sort (selection, quick sort, heap sort, such as an optional ) (4) For inquiries: a. inquiries by name　b. No. inquiries by school　c No. inquiries by the Housing (5) print any results (continuous operation can be) but there are some incomplete