CMMI 思想.ppt

Share-Win CMMI Training Class-A义杰(Jacky)Lead consultantShare-Win TechnologyCMMI 思想CMMI ThinkingShare-Win CMMI Training Class-AOverview 优秀的质量管理策略 CMMI的产生和发展实施CMMI的好处 Q&AShare-Win CMMI Training Class-AOverview 优秀的质量管理策略 CMMI的产生和发展实施CMMI的好处 Q&AShare-Win CMMI Training Class-A为什么要?Share-Win CMMI Training Class-A问题企业什么时候需要规范化管理?Share-Win CMMI Training Class-A关于规范化的典型误解规范使工作复杂化规范增加工作量规范约束人的创造力Share-Win CMMI Training Class-A国内软件公司质量水平的四个层次Share-Win CMMI Training Class-AImproved Process + Competent Workforce + Appropriate Technology=Reduced Risk, Higher Productivity, and Better QualityProcess: a defined method involving steps or operationsPeople:Skills, Training,ManagementTechnology:Application domains,tools, languages,information, environments项目成功的三要素Share-Win CMMI Training Class-A软件生产中的经济模型工作量=(人员技能)(环境)(质量)(规模)O/OII:Effort=C1EAF(Size )Time=C2(Effort)软件过程以指数形式影响软件生产的成本。软件开发规模越大,过程质量所产生的影响就越大。过程p1p2Share-Win CMMI Training Class-A改正一个错误的相对成本需求:1单位; 设计:3-6单位; 编码:10单位; 测试:15-70单位; 实际运行:40-1000单位。数据来源数据来源: SEI: SEI 调查调查