第1页共28页编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第1页共28页酒店管理系统需求分析制作单位：软件工程第三小组小组成员：指导教师：目录第2页共28页第1页共28页编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第2页共28页一．引言........................................................................................................................31.编写目的.................................................................................................................32.开发背景.................................................................................................................33.定义.........................................................................................................................3二．任务概述................................................................................................................41.开发目标.................................................................................................................42.运行环境.................................................................................................................43.条件与限制.............................................................................................................4三．需求分析................................................................................................................51.系统流程图.............................................................................................................52.E-R图......................................................................................................................63.数据流图...............................................................................................................104.状态转换图...........................................................................................................125.数据字典...............................................................................................................14四．功能划分..............................................................................................................241.功能划分..............................................................................................................242．功能描述............................................................................................................25五．性能需求..............................................................................................................261．数据精确度........................................................................................................262．时间特性............................................................................................................263．适应性................................................................................................................264．可用性................................................................................................................26六．运行需求..............................................................................................................271．用户界面............................................................................................................272．硬件接口............................................................................................................273...
