单项选择题
A.POWER5 supports multiple operating systems.
B.POWER5 supports more nodes in a clustered environment.
C.POWER5 hypervisor has significantly less overhead than hardware partitioning.
D.POWER5 has greater granularity of resources such as memory， processors and I/O.
单项选择题 Users are complaining of slow performance. The iostat command indicates hdiskkxx is extremely busy. There is no activity on any other hdisks in the same volume group. Which of the following is the best action to take?（）
单项选择题 Ausertriestotelnetintoasystemthatwaspreviouslyaccessiblebutgetsthefollowingerror:"telnetd:0403-031forkfunctionfailed,thereisnotenoughmemoryavailable."netstat-mshowsthat0mbuferrorshaveoccurred.Whichofthefollowingconclusionsismostappropriatetodrawaboutthiserror?（）
单项选择题 Which of the following is a situation where dual (redundant) HMCs are recommended?（）