单项选择题 Your network consists of a single Active Directory domain. All servers run Windows Server 2003 Service Pack 2 (SP2). The domain contains two domain controllers named DC1 and DC2. DC1 is located in Montreal and DC2 is located in Seattle. Each domain controller has a dedicated hard disk that contains only the Active Directory database and log files. Each night, you back up the system state on all domain controllers. On DC2, the hard disk that contains Active Directory fails. You replace the failed hard disk on DC2. You need to restore domain controller functionality on DC2. The solution must minimize replication traffic between Montreal and Seattle. What should you do on DC2? （）

单项选择题 . You have a server that runs Windows Server 2003 Service Pack 2 (SP2). You back up the files on the server by using the following schedule: ·Full backup every Sunday ·Differential backup at 01:00 every Monday to Friday You want to restore the version of a file stored on the server at the start of the business day on Wednesday. You are unsure when the file was last modified. You need to restore the appropriate version of the file by using the minimum number of tapes. Which backup jobs should you review to locate the correct version of the file? （）

单项选择题 You have a server that runs Windows Server 2003 Service Pack 2 (SP2). You back up the shared folders on the servers by using the following schedule: ·Full backup at 01:00 every Sunday ·Incremental backup at 01:00 every Monday to Friday On a Wednesday afternoon, the hard disk drive that contains the shared folders fails. You need to restore the latest version of all files in the shared folders. The solution must use as few backup tapes as possible. What should you restore? （）