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With regard to the drivers behind Application Grid based computing， consider the following statements and indicate which is TRUE:// （）  I. data center complexity leads to lack of predictability making it difficult if not impossible to guarantee quality of service  II. data centers must do more with less and find a way to better utilize existing capacity  III. growth means added complexity
A: I and II
B: I and III
C: II and III
D: I， II and III

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出自：Oracle认证

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