单项选择题
A.Use Failover Cluster Manager to pause the cluster node
B.Use Failover Cluster Manager to perform a quick migration of all VMs to another cluster node
C.Use VMM to place the cluster node in maintenance mode
D.Use VMM to pause all VMs and move them to another cluster node
多项选择题 Your environment includes multiple Windows Server 2008 R2 Hyper-V servers. You manage the virtual environment by using Microsoft System Center Virtual Machine Manager （VMM） 2008 R2. You plan to place multiple Hyper-V servers in the perimeter network （also known as DMZ）. You need to be able to manage the Hyper-V servers by using VMM. Which two actions should you perform for each server in the perimeter network？（）
单项选择题 YoudeploytwoWindowsServer2008R2Hyper-Vservers.YoumanagetheserversbyusingMicrosoftSystemCenterVirtualMachineManager（VMM）2008R2.Youneedtoensurethatyoucanrestorevirtualmachines（VMs）intheeventofahardwarefailure.Whatshouldyoudo？（）
单项选择题 You configure a Windows Server 2008 R2 Hyper-V server with several virtual machines （VMs）. A software vendor releases a software update for an application that runs on only one of the VMs. You need to plan a strategy that enables you to install and test the update without interrupting business operations and without corrupting data. What should you do first？（）