library系统主要实现以下几个功能：

a．图书管理 b.读者管理 c.借阅管理 d.信息查询 e.作者信息



功能描述：

图书管理包括新书入库、旧书注销、信息修改。

读者管理包括增加读者、删除读者、信息修改。

借阅管理包括借书管理、还书管理。

信息查询包括图书信息查询、借还记录查询、未还图书查询。

关于作者中，可以看到作者的基本信息。

退出中，询问管理人员是否要退出系统。

-library system is mainly realize following functions: a. Book Management b. Management c. readers borrow d. information e. management information functions Author Descr iption: library management, including warehousing books, books written off, information modification. Management, including an increase readers readers readers delete, modify the information. Loan management, including library management, book management. Information, including information books, also records, by inquiries, not circulation inquiries. About the author, we can see that the author s basic information. Exit, the management staff asked whether or not to exit the system.