A customer needs to test the failover capabilities of their cluster. Which of the following AIX commands， whenissued from the command line， will simulate a node crash and cause the cluster resource group running onthat server to fail over to another node？（）

单项选择题AnadministratorplanstoapplyafixpacktothePowerHAsoftwareusingarollingmigration.Atwhatstageofthemigrationisaclusterverificationsupported？（）

A.Individually before each node is upgraded
B.Individually before and after each node is upgraded
C.Individually after each node has been upgraded
D.Collectively after all nodes have been upgraded

单项选择题AnadministratorwillbeperformingaPowerHAupgradeonaclusterfromversion5.3toversion5.5.Whichofthefollowingtaskswillverifyasuccessfulmigration？（）

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？（）

A.Add the new nodes to the existing cluster， and perform a rolling migration and remove the original nodesfrom the cluster
B.Add the new nodes to the existing cluster， and perform a non-disruptive upgrade and remove the originalnodes from the cluster.
C.Create a snapshot of the existing cluster and apply the snapshot to the new cluster. Start cluster serviceson the new cluster and stop the original cluster
D.Create a snapshot of the existing cluster and apply the snapshot to the new cluster. Stop cluster serviceson the original cluster and start on the new cluster

单项选择题Anadministratorhasalegacyclusterrunningversion4.5 ESandwouldliketoupdatetoversion5.5.Whichofthefollowingisavalidupgradepath？（）

A.1. Upgrade from 4.5 to 5.12. Upgrade from 5.1 to 5.5
B.1. Upgrade from 4.5 to 5.22. Upgrade from 5.2 to 5.5
C.1. Upgrade from 4.5 to 5.32. Upgrade from 5.3 to 5.5
D.1. Upgrade from 4.5 to 5.4.12. Upgrade from 5.4.1 to 5.5

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？（）

A.Set filesystem recovery method to parallel
B.Set filesystem recovery method to sequential
C.Set filesystem recovery method to parallel and configure a parent/child relationship for the resourcegroups
D.Set filesystem recovery method to sequential and configure a parent/child relationship for the resourcegroups