多项选择题
A. Run the adprep /forestprep command in the forest root domain.
B. Run the adprep /forestprep command in all the child domains.
C. Run the adprep /domainprep command in all the child domains only.
D. Run the adprep /domainprep command in all domains.
单项选择题 Your company has a single Active Directory directory service forest with a forest root domain and a child domain. The child domain is set to the default domain functional level. You install a second domain controller in the child domain by promoting a server named SVR1. You need to rename SVR1 to DC2， and you must ensure that there will be no interruption in the ability of client computers to authenticate to DC2， except during reboot. What should you do？（）
单项选择题 Your Windows Server 2003 environment consists of a single Active Directory directory service forest with multiple domains. The forest functional level is set to Windows 2000 Server. Your company has a main office and four branch offices. Each office has two domain controllers. The domain controllers in the main office are global catalog servers. In the branch offices， searches for some printers in Active Directory are slow. You need to improve the performance of Active Directory printer searches in the four branch offices. What should you do？（）
单项选择题 You have a single Active Directory directory service forest with two domains named contoso.com and corp.contoso.com. You need to grant a user in the contoso.com domain the permission to create Group Policy objects （GPOs） in the corp.contoso.com domain. What should you do？（）