单项选择题
A.To experiment with shared processor pools
B.To isolate physical hardware between workloads
C.To control resource utilization on an application-by-application basis
D.To leverage Workload Partition Manager for performance trending and analysis
单项选择题 AnadministratorhasanexistingHMCandPOWER6570connectedtoanetworkswitch.TheadministratorisplanningtoinstalltwoPOWER6570swithadedicatedHMC.WhichinfrastructureisrequiredforthenewHMC？（）
单项选择题 Whichcommandwillconfigureadirectory/commonfilessothatausercannotdeletefilesownedbyotherusersinthesamegroup（）？
单项选择题 An administrator created a .env file in a user’s home directory to configure a number of custom environment variables for a local application. However， after the user logs out and then logs back into the system， the custom variables are not being set What is the most likely reason that the custom .env file is being ignored？（）