单项选择题
A.Software virtualization through PowerVM and hardware virtualization through IBM Systems Director.
B.Hardware virtualization through Workload Partitions （WPARS） and software virtualization through PowerVM.
C.Software virtualization through Workload Partitions （WPARS） and hardware virtualization through PowerVM.
D.Hardware virtualization through Workload Partitions （WPARS） and software virtualization through IBM Systems Director.
单项选择题 The systems administrator of a large manufacturer has POWER5 and POWER6 servers， each with LPARs running AIX 6.1. They are running several workloads including SAP， DNS， Oracle， DB2 and WebSphere Application Server， and plan to consolidate onto one POWER7 server. How can the system administrator determine how much benefit Active Memory Expansion （AME） could provide for the consolidated system？（）
单项选择题 WhichofthefollowingisacorrectstatementaboutrPerf？（）
单项选择题 A customer has ten RS/6000 Model M80， two pSeries 690 Model 681， five POWER5 510 and two POWER6 560 machines installed and running commercial applications. They want to do a server consolidation study in order to replace the existing systems with POWER7 systems. What performance metric is recommended when evaluating the replacement system？（）