第11章系统设计..........................................................211.1介绍.................................................................................211.2用户需求调查..........................................................311.2.1目的...........................................................................311.2.2角色与职责..........................................................311.2.3启动准则................................................................311.2.4输入...........................................................................311.2.5主要步骤................................................................3[Step1]设计准备..................................................3[Step2]确定影响系统设计的约束因素4[Step3]确定设计策略.......................................4[Step4]系统分解与设计.................................4[Step5]撰写体系结构设计文档................4[Step6]体系结构设计评审............................5[后续活动].............................................................511.2.6输出...........................................................................511.2.7结束准则................................................................511.2.8度量...........................................................................511.3用户界面设计..........................................................511.3.1目的...........................................................................511.3.2角色与职责..........................................................511.3.3启动准则................................................................611.3.4输入...........................................................................611.3.5主要步骤................................................................6[Step1]设计准备..................................................6[Step2]用户界面设计.......................................7[Step3]撰写用户界面设计文档................7[Step4]用户界面设计评审............................7[后续活动].............................................................811.3.6输出...........................................................................811.3.7结束准则................................................................811.3.8度量...........................................................................811.4数据库设计................................................................811.4.1目的...........................................................................811.4.2角色与职责..........................................................811.4.3启动准则................................................................811.4.4输入...........................................................................911.4.5主要步骤................................................................9[Step1]设计准备..................................................9[Step2]数据库设计............................................9[Step3]撰写数据库设计文档...................10[Step4]数据库设计评审..............................11[后续活动].............................................................1111.4.6输出........................................................................1111.4.7结束准则.............................................................1111.4.8度量........................................................................111...