V-model It is hard to plan that far in advance When plans fail,then test fail .Usually schedule and budget risk driven Deeper level of design,then build,then test Intuitive and familiar model 同濟大学 TONGJI UNIVERSITY Software Testing/QinpeiZhao 2023/12/16 5V-model Software Testing / Qinpei Zhao 2023/12/16 •It is hard to plan that far in advance • When plans fail, then test fail • Usually schedule and budget risk driven • Deeper level of design, then build, then test •Intuitive and familiar model 5