单项选择题
A.From the Ntdsutil tool， create an IFM media set.
B.From the command prompt， run djoin.exe /loadfile.
C.From Windows Server Backup， perform a system state backup.
D.From Windows PowerShell， run the get-ADDomainController cmdlet.
单项选择题 You have an enterprise root certification authority （CA） that runs Windows Server 2008 R2. You need to ensure that you can recover the private key of a certificate issued to a Web server. What should you do（）
单项选择题 You need to back up all of the group policies in a domain. The solution must minimize the size of the backup. What should you use（）
单项选择题 Your network contains an Active Directory domain. You need to restore a deleted computer account from the Active Directory Recycle Bin. What should you do（）