第70題： 依據(jù)《GB/T 2887-2011計(jì)算機(jī)場(chǎng)地通用要求規(guī)范》的要求，A級(jí)機(jī)房夏季開(kāi)機(jī)時(shí)機(jī)房溫度控制范圍應(yīng)為（  ）。
A. 20士1°C
B. 20±2°C
C. 24±1°C
D. 24±2°C
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第71題： The main content of （  ） is to understand the business sector’s present  and future,understand the business sector’s policies, define goals and priorities.
A. business analysis
B. assessment of the current system
C. identifying opportunities
D. selection plan
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第72題： （  ） does not belong to the output of planning and design activities.
A. Service Level Agreement
B. Operational Level Agreement
C. Underpinning Contract
D. Management Contract
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第74題： （  ） is a form of knowledge which comes from experiences and skills.
A.Explicit knowledge
B.Common knowledge
C.Implicit knowledge
D.Personality knowledge
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第75題： The first step in the continuous improvement is to （  ）.
A. identify improvement strategies
B.collect data
C.identify of measurement target
D.process data
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