单项选择题
A.Register Schmmgmt.dll.
B.Log off and log on again by using an account that is a member of the Schema Admins group.
C.Use the Ntdsutil.exe command to connect to the schema master operations master and open the schema for writing
D.Add the Active Directory Lightweight Directory Services （AD/LDS） role to the domain controller by using Server Man
单项选择题 Your company has an Active Directory forest. Not all domain controllers in the forest are configured as Global Catalog Servers. Your domain structure contains one root domain and one child domain. You modify the folder permissions on a file server that is in the child domain. You discover that some Access Control entries start with S-1-5-21... and that no account name is listed. You need to list the account names. What should you do（）
单项选择题 Your company has a main office and 10 branch offices. Each branch office has an Active Directory site that contains one domain controller. Only domain controllers in the main office are configured as Global Catalog servers. You need to deactivate the Universal Group Membership Caching option on the domain controllers in the branch offices. At which level should you deactivate the Universal Group Membership Caching option（）
单项选择题 Your company has a branch office that is configured as a separate Active Directory site and has an Active Directory domain controller. The Active Directory site requires a local Global Catalog server to support a new application. You need to configure the domain controller as a Global Catalog server. Which tool should you use（）