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【单选题】
Which of the following best describe the customer benefit of creating a systems acceptance test plan in the design phase？（）A.
Reduce unnecessary disruption， delay，rework， and other problems by establishing test cases for use in verifying that the systems meets operational， functional， and interface requirements
B.
Improve its ability to make sound financial decisions by developing a business case based on its business requirements and establishing a basis for developing a technology strategy
C.
Reduce operating costs and limit charge-related incidents by providing a consistent and efficient set of processes
D.
Improve the return on investment and hasten migration by identifying and planning for necessary infrastructure changes and resource additions， as well as reduce deployment costs by analyzing gaps in early in the planning process to determine whet is needed to support the systems
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举一反三
【单选题】下列哪项，是商品产品成本表的作用（ ）。
A.
可以分析和考核主要产品的主要技术经济指标执行情况
B.
可以分析各项费用的构成情况和增减变动原因
C.
可以考核可比产品成本降低计划的执行结果，计算各种因素对计划执行结果的影响程度，分析其中有利的因素和不利的因素，探索降低成本的途径和方法
D.
可以按照成本项目分析和考核主要产品单位成本计划的执行结果，分析主要产品单位成本升降的具体原因
【单选题】（2013年）下列各项中，不影响可比产品成本降低额的因素是（ ）。
A.
产品产量变动
B.
产品计划单位成本变动
C.
产品实际单位成本变动
D.
产品累计实际总成本变动