单项选择题
Company.comrecentlyexperiencedanunanticipatedsystemoutagewhentheVIOserverwasupgraded.Thecurrentp5-570hassixMicro-PartitionsandaVIOserverpartition.Howcanasimilaroutagebeavoidedinthefuture?()
A.UseDLPARtoavoidanoutage.
B.DeployaredundantVIOserverinthePOWER5system.
C.AddadditionalHostBusAdaptersandNetworkadapterstotheVIOserver.
D.Implementastandbyserverandmoveallpartitionstoitbeforeapplyingfutureupdates.