以下关于需求跟踪的叙述中，不正确的是 （ ） 。
- A.需求跟踪是为了确认需求，并保证需求被实现
- B.需求跟踪可以改善产品质量
- C.需求跟踪可以降低维护成本
- D.需求跟踪能力矩阵用于表示需求和别的系统元素之间的联系链
正确答案及解析
正确答案
解析
需求跟踪矩阵可以把每个需求与业务目标或项目目标联系起来；需求跟踪矩阵为管理产品范围变更提供框架；逆向需求跟踪检查设计文档、代码、测试用例等工作产品是否都能在《需求规格说明书》中找到出处。如果按照"需求开发-系统设计-编码-测试"瀑布型顺序开发产品，由于每一步的输出就是下一步的输入，所以对上一步输入的逆向需求跟踪，将会大大降低后期产品或交付成果与项目目标不一致的后果。
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