单项选择题 You are the network administrator for The network consists of a single Active Directory domain named that contains two domain controllers. The domain controllers run Windows Server 2003 and Certificate Services. Each domain controller has a single mirrored had disk that contains a single NTFS volume. You are responsible for backing up all servers. TestKing requirements state that backups must be performed only between the hours of 1:00 A.M. and 6:00 A.M. All servers share a single backup device. Because a large amount of data must be backed up, you need to complete the required backups as quickly as possible in order to complete the backups within the allotted time. You need to back up Active Directory and Certificate Services on the two domain controllers. The backup must include only the minimum amount of data necessary. Which action or actions should you perform? （）(Choose all that apply)

单项选择题 You are a network administrator for The network contains a Windows Server 2003 computer named Testking1. You need to install an application on Testking1. The installation will cause several changes to the registry. You plan to use the Backup utility to create a backup that will enable you to restore the registry. TestKing requirements for network management state that all backups must be performed during an eight-hour period at night. Because of this time constraint, you need to ensure that the backup can be recovered as quickly as possible. You need to create a backup that meets the requirements. What should you do?（）

单项选择题 You are the network administrator for Your network consists of a single Active Directory domain named All domain controllers run Windows Server 2003. TestKing consists of a main office and two branch offices. The company expands to an additional branch office. This branch office has very little available network bandwidth. You need to install a new domain controller named DC9 at the new branch office. Your installation must minimize costs and network traffic. What should you do?（）