单项选择题
A.VMware Tools Perfmon CounterB.vSphere OrchestratorC.vSphere Performance AnalyzerD.VMware Horizon View
A.vCenter Server for EssentialsB.vCenter Server FoundationC.vCenter Server StandardD.vCenter Server Enterprise
A.vCenter Fault ToleranceB.vCenter High AvailabilityC.vCenter Linked ModeD.vCenter Heartbeat