超市进销存管理系统需求规格说明书

二、需求规格说明书

目 录

1．引言 ........................................................................................................................... 2 1.1编写目的 ................................................................................................................. 2 1.2项目背景 ................................................................................................................. 2 1.3定义 ........................................................................................................................ 3 1.4参考资料 ................................................................................................................. 3 2．任务概述 .................................................................................................................... 3 2.1目标 ........................................................................................................................ 3 2.2运行环境 ................................................................................................................. 3 2.3条件与限制 ............................................................................................................. 3 3．数据描述 .................................................................................................................... 4 3.1静态数据 ................................................................................................................. 4 3.2动态数据 ................................................................................................................. 4 3.3数据库介绍 ............................................................................................................. 4 3.4数据词典 ................................................................................................................. 4 3.5数据采集 ................................................................................... 错误！未定义书签。 4．流程图 ........................................................................................................................ 5 4.1业务流程图 ............................................................................................................. 5 4.2数据流程图与过程流程图 ........................................................................................ 6 5．功能需求 .................................................................................................................... 8 5.1功能划分 ................................................................................................................. 8 5.2功能描述 ................................................................................................................. 8 6．性能需求 .................................................................................................................... 8 6.1数据精确度 ............................................................................................................. 9 6.2时间特性 ................................................................................................................. 9 6.3适应性 .................................................................................................................... 9 7．运行需求 ...................................................................................... 错误！未定义书签。 7.1用户界面 ................................................................................... 错误！未定义书签。 7.2硬件接口 ................................................................................... 错误！未定义书签。 7.3软件接口 ................................................................................... 错误！未定义书签。 7.4故障处理 ................................................................................... 错误！未定义书签。 8．其它需求 .................................................................................................................. 10