[法学]9 Software Life Cycle Models amp__ Testing.pdf

下载文档 降价啦

2
0
约1.06万字
约 39页
2018-02-18 发布于浙江
举报
版权申诉
保障服务

[法学]9 Software Life Cycle Models amp__ Testing.pdf

1、本文档共39页，可阅读全部内容。
2、有哪些信誉好的足球投注网站（book118）网站文档一经付费（服务费），不意味着购买了该文档的版权，仅供个人/单位学习、研究之用，不得用于商业用途，未经授权，严禁复制、发行、汇编、翻译或者网络传播等，侵权必究。
3、本站所有内容均由合作方或网友上传，本站不对文档的完整性、权威性及其观点立场正确性做任何保证或承诺！文档内容仅供研究参考，付费前请自行鉴别。如您付费，意味着您自己接受本站规则且自行承担风险，本站不退款、不进行额外附加服务；查看《如何避免下载的几个坑》。如果您已付费下载过本站文档，您可以点击这里二次下载。
4、如文档侵犯商业秘密、侵犯著作权、侵犯人身权等，请点击“版权申诉”（推荐），也可以打举报电话：400-050-0827(电话支持时间：9:00-18:30)。

[法学]9SoftwareLifeCycleModels

Software Engineering Zhang Shuang zhangs914@163.com Software College Northeastern University Chapter 9 Software Life-Cycle Model Software Life-Cycle Models Testing Software College, Zhang Shuang, Zhangs914@163.com 9.1 Software Life-Cycle Models Life-cycle model, the series of steps through which the product progresses The life-cycle of each product is different: Software size Software type Development environment technique Use the suitable model for each product. Software College, Zhang Shuang, Zhangs914@163.com 9.1 Software Life-Cycle Models Different life-cycle models: Build-and-fix model Waterfall model Rapid prototyping model Incremental model Synchronize-and-stabilize model Fountain model Software College, Zhang Shuang, Zhangs914@163.com 1 Build and Fix Model Problems No specifications No design Totally unsatisfactory Need a life-cycle model “Game plan” Phases Milestones Software College, Zhang Shuang, Zhangs914@163.com 2 Waterfall Model Characterized by Feedback loops Documentation-driven Advantages Documentation Maintenance easier Disadvantages Specification document Widely used before 80s Software College, Zhang Shuang, Zhangs914@163.com 3 Rapid Prototyping Model Linear model “Rapid” Software College, Zhang Shuang, Zhangs914@163.com