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第一次实验：酒店管理系统的功能分析
原创性声明
本需求说明除部分内容参考于部分资料之外绝对原创，参考文献均在文中有列出，特在此着重声明。
目录
1引言····························································4
1.1目标······················································4
1.2项目范围··················································4
1.3参考资料··················································4
2总体描述·······················································4
2.1产品前景··················································4
2.2用户类及其特征············································4
2.3运行环境··················································5
3用例规格说明··················································6
3.1订票······················································6
3.2修改订单上的订票··········································7
3.3取消订单··················································8
3.4售票······················································9
3.5制票······················································11
3.6退票······················································11
3.7票额管理··················································13
3.8统计结算··················································14
3.9数据库维护················································15
4外部接口需求··················································15
4.1用户界面··················································15
4.2其它接口··················································16
4.2.1硬件接口·············································16
4.2.2软件接口·············································16
4.2.3通信接口·············································16
5非功能性需求···················································16
5.1软件质量属性···············································16
5.2其它非功能性需求···········································16
5.2.1性能需求···········································16
5.2.2防护性需求·········································16
5.2.3安全性需求·········································17
火车票预售系统需求规格说明
1 引言
1.1 目标
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