1.引言 ...............................................................................................................................................1
1.1 编写目的.............................................................................................................................1
1.2 项目背景.............................................................................................................................1
1.3 参考资料.............................................................................................................................2
2.任务概述........................................................................................................................................2
2.1 目标.....................................................................................................................................2
2.2 运行环境 ............................................................................................................................2
2.3 需求概述 ............................................................................................................................2
3. 总体设计......................................................................................................................................3
3.1 复审数据流、控制流.........................................................................................................3
3.1.1 登记查询系统第一层数据流图..............................................................................3
3.1.2 学生成绩管理系统第二层数据流图设计..............................................................3
3.1.3 查询成绩第三层数据流图设计..............................................................................5
3.2 软件体系结构....................................................................................................................6
3.2.1 软件程序结构图......................................................................................................6
3.2.2 模块命名规则..........................................................................................................8
3.2.3 模块描述.................................................................................................................8
4. 数据设计......................................................................................................................................8
4.1 类型划分............................................................................................................................8
4.2 标识符和约定.....................................................................................................................8
4.3 数据库表设计格式说明....................................................................................................8
4.4 数据字典设计..................................................................................................................10
5.接口设计......................................................................................................................................10
5.1 用户界面设计规则 ......................................................................................................10
5.2 内部接口.......................................................................................................................... 11
5.3 外部接口........................................................................................................................... 11
6.运行设计...................................................................................................................................... 11
5.1 运行模块的组合 .............................................................................................................. 11
5.2 运行控制 ..........................................................................................................................12
5.3 运行时间 ..........................................................................................................................12
7.出错处理设计..............................................................................................................................12
7.1 出错信息提示 ..............................................................................................................12
7.2 出错处理对策 ................................................................................................................13
8.安全保密设计..............................................................................................................................13
9.系统维护设计..............................................................................................................................14
