单项选择题 You have a domain controller that runs Windows Server 2008 R2. The Windows Server Backup  feature is installed on the domain controller.   You need to perform a non-authoritative restore of the domain controller by using an existing  backup file.     What should you do（）

单项选择题 Your network consists of a single Active Directory domain. All domain controllers run Windows  Server 2008 R2.     Auditing is configured to log changes made to the Managed By attribute on group objects in an  organizational unit named OU1.   You need to log changes made to the Description attribute on all group objects in OU1 only.     What should you do（）

单项选择题 Your network consists of a single Active Directory domain. All domain controllers run Windows  Server 2008 R2.     The Audit account management policy setting and Audit directory services access setting are  enabled for the entire domain.     You need to ensure that changes made to Active Directory objects can be logged. The logged  changes must include the old and new values of any attributes.     What should you do（）