软件需求说明书
1 引言..................................................................................................................................... .............2
1.1 编写目的.................................................................................................................................2
1.2 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 用户的特点.............................................................................................................................4
2.3 假定和约束.............................................................................................................................4
3 需求规定...................................................................................................................................... ....4
3.1 对功能的规定.........................................................................................................................4
3.2
对性能的规定
...................................................................................................................... .7
3.2.1
时间特性要求
............................................................................................................. .......7
3.2.2
灵活性
.............................................................................................................................. ..7
3.3 输人输出要求.........................................................................................................................7
3.4 故障处理要求.........................................................................................................................7
4 运行环境规定.............................................................................................................................. ....8
4.1 设备.........................................................................................................................................8
4.2 支持软件.................................................................................................................................8
4.3 接口.........................................................................................................................................8
