单项选择题 It takes a comprehensive strategy to grow data center capabilities while containing power and cooling costs.  Which IBM thermal environment solution can best support this strategy with no effect on performance？ （）

单项选择题 Small， medium， and large businesses today are increasingly using "Green" products within their IT Environments.  What are the most significant factors propelling this change？（）

单项选择题 The customer requests a proposal for three high-availability 4-socket servers with the capability to connect to their existing DS4000 storage server. The customer will make the decision based on the lowest initial purchase price.  Which of the following IBM System x solutions would be the most competitive？（）