所有被认可的变更应在()中体现。

以下哪项不属于质量管理中使用的根原因分析技术？（）

ABC company commonly used Sum of the Years method to calculate depreciation on assets. They purchased a computer which cost $15,000, knowing they can sell it at the end of three years for $3,000. How much depreciation is taken the third year？

工作分解结构描述了所有产品和项目工作包括项目管理它有时被称做____

一般来说，变更控制系统包括某些变更的自动认可，例如()