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
本考题考查的知识点为需求跟踪基础知识。
需求跟踪是指跟踪一个需求使用期限的全过程，需求跟踪包括编制每个需求同系统元素之间的联系文档，这些元素包括其他类型的需求，体系结构，其他设计部件，源代码模块，测试，帮助文件等。需求跟踪为我们提供了由需求到产品实现整个过程范围的明确查阅的能力，而不是确认需求，并保证需求被实现的能力。选项A描述有误。
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