多项选择题 Your company has a single Active Directory directory service forest with multiple domains. The Schema FSMO role is held by one of the domain controllers in the forest root domain. The DomainThe safer ， easier way to help you pass any IT exams. Naming Master FSMO role is held by one of the domain controllers in a child domain. All domain controllers have Windows Server 2003 installed.  You need to upgrade all domain controllers to Windows Server 2003 R2.  Which two actions should you perform？（）

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？（）