单项选择题
A. Configure the Windows Update settings on each server by using the Control Panel.
B. Run the wuauclt.exe /detectnow command on each server.
C. Run the wuauclt.exe /reauthorization command on each server.
D. Configure the Windows Update settings on each server by using a local group policy.
单项选择题 YourcompanyhasanActiveDirectorydomain.AservernamedServer1runstheNetworkAccessPolicyserverrole.YouneedtodisableIPv6forallconnectionsexceptforthetunnelinterfaceandtheIPv6Loopbackinterface.Whatshouldyoudo（）
单项选择题 Your company runs Windows Server Update Services (WSUS) on a server named Server1. Server1 runs Windows Server 2008 R2. Server1 is located on the company intranet.You configure the WSUS Web site to use SSL.You need to configure a Group Policy object (GPO) to specify the intranet update locations.Which URLs should you use？（）
单项选择题 YouhaveaDHCPserverthatrunsWindowsServer2008.YourestoretheDHCPdatabasebyusingarecentbackup.YouneedtopreventDHCPclientsfromreceiveingIPaddressesthatarecurrentlyinuseonthenetwork.Whatshouldyoudo？（）