You have a Windows Server 2008 R2 Hyper-V failover cluster. You manage the virtual environment by using Microsoft System Center Virtual Machine Manager （VMM） 2008 R2. You need to find out whether the failover cluster is properly configured to support highly available virtual machines （VMs）.   
Which PowerShell cmdlet should you run？（）

单项选择题You deploy a Microsoft Hyper-V Server 2008 R2 server. You will back up the server by using Microsoft System Center Data Protection Manager （DPM） 2007 with SP1. Your virtual environment includes the virtual machines （VMs） shown in the following table.   You need to configure the DPM protection group to minimize server downtime during business hours and to provide the best recovery point objective （RPO）. What should you do？（）

A.Set synchronizations to run every 15 minutes during business hours
B.Set synchronizations to run every 30 minutes during business hours
C.Set synchronizations to run every 45 minutes during business hours
D.Perform express full backups every 60 minutes during non-business hours

单项选择题Your environment includes the virtual machines （VMs） shown in the following table.  server Server1 and Server2 communicate with each other over a Hyper-V private virtual network. End-user connectivity to the application server is provided by an external virtual network. You need to monitor network traffic between Server1 and Server2 so that you can create a baseline to appropriately set thresholds for future monitoring. Which counter should you monitor？（）

A.Network Interface Bytes Total/sec
B.Hyper-V Virtual Switch Bytes/sec
C.Hyper-V Virtual Network Adapter Bytes Sent/sec
D.Hyper-V Virtual Network Adapter Bytes Received/sec

单项选择题You have a Windows Server 2008 R2 Hyper-V failover cluster. You manage the cluster by using Microsoft System Center Virtual Machine Manager （VMM） 2008 R2.   You plan to monitor the environment by using Microsoft System Center Operations Manager 2007. You need to identify when Hyper-V server load exceeds specific CPU and memory thresholds， and you must rebalance the environment accordingly.  What should you do？（）

A.Configure the Placement settings to maximize resources for each of the Hyper-V servers
B.Configure Performance and Resource Optimization （PRO） to automatically implement PRO tips
C.Configure the Placement settings for CPU and Memory as Very Important for each of the Hyper-V servers
D.Install the Windows Server Operating System Management Pack for Operations Manager 2007， and set the thresholds

单项选择题YouhaveaWindowsServer2008R2Hyper-Vserver.Virtualmachines（VMs）storedataonpass-throughdisks.YouneedtodesignabackupsolutionthatallowsyoutorestoreVMs.Whatshouldyoudo？（）

A.Back up the VMs by using Windows Server Backup within the VMs
B.Back up the system state on the VMs by using Windows Server Backup within the VMs
C.Back up the Hyper-V server by using Microsoft System Center Data Protection Manager （DPM） 2007 with SP1
D.Create checkpoints of the VMs by using Microsoft System Center Virtual Machine Manager （VMM） 2008 R2

单项选择题Your environment includes a Windows Server 2008 R2 Hyper-V failover cluster. You manage the virtual environment by using Microsoft System Center Virtual Machine Manager （VMM） 2008 R2.  You plan to perform maintenance on the Hyper-V failover cluster. You need to complete the maintenance on the failover cluster while maximizing the uptime of the virtual machines （VMs）.  What should you do prior to starting maintenance on each cluster node？（）

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