单项选择题
A.Run the Restore-ADObject cmdlet.
B.Restore the system state to its original location.
C.Restore the system state to an alternate location.
D.Attach the VHD file created by Windows Server Backup
单项选择题 Your network contains an Active Directory domain. The domain contains two Active Directory sites named Site1 and Site2. Site1 contains two domain controllers named DC1 and DC2. Site2 contains two domain controller named DC3 and DC4. The functional level of the domain is Windows Server 2008 R2. The functional level of the forest is Windows Server 2003. Active Directory replication between Site1 and Site2 occurs from 20：00 to 01：00 every day. At 07：00， an administrator deletes a user account while he is logged on to DC1. You need to restore the deleted user account. You want to achieve this goal by using the minimum amount of administrative effort. What should you do（）
单项选择题 Your network contains an Active Directory domain. The domain contains several domain controllers. All domain controllers run Windows Server 2008 R2. You need to restore the Default Domain Controllers Policy Group Policy object （GPO） to the Windows Server 2008 R2 default settings. What should you do（）
单项选择题 Your network contains a single Active Directory domain. The functional level of the forest is Windows Server 2008. The functional level of the domain is Windows Server 2008 R2. All DNS servers run Windows Server 2008. All domain controllers run Windows Server 2008 R2. You need to ensure that you can enable the Active Directory Recycle Bin. What should you do（）