单项选择题
A.Use the clstat command and verify the cluster is in a stable state
B.After each node is upgraded， run a verification and synchronization
C.After all nodes are upgraded， run a verification and synchronization
D.Take a snapshot of each node and verify the configuration is the same
单项选择题 AcustomerwantstomigratetheirexistingclusterontonewPOWER6hardware，andinadditionrequirestheclustertobemigratedfromPowerHAversion5.3to5.5.GiventhatAIX6.1andPowerHA5.5filesetsarealreadyinstalledinthenewhardware，whichofthefollowingmethodswouldallowthecustomertomaintaintheircurrentclusterconfiguration？（）
单项选择题 Anadministratorhasalegacyclusterrunningversion4.5/ESandwouldliketoupdatetoversion5.5.Whichofthefollowingisavalidupgradepath？（）
单项选择题 A customer wants to configure two resource groups and create the following shared filesystem structure：Resource GroupFilsystem Mount Point Rg1/app1 Rg2/app1/data Which of the following will ensure the proper mount order for these filesystems？（）