单项选择题
A.Add the DNS Server server role.
B.Join the server to the domain.
C.Add the Web Server （IIS） server role and the AD CS server role
D.Add the Active Directory Lightweight Directory Services (AD LDS) server role. .
单项选择题 Your network consists of a single Active Directory domain. All domain controllers run Windows Server 2008 R2. You need to capture all replication errors from all domain controllers to a central location. 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. You need to identify the Lightweight Directory Access Protocol （LDAP） clients that are using the largest amount of available CPU resources on a domain controller. What should you do（）
单项选择题 You need to validate whether Active Directory successfully replicated between two domain controllers. What should you do（）