单项选择题
A.Configure client computers in the contoso forest to use the tailspin toys DNS server as the alternate DNS server.
B.Create a new conditional forwader and store it in active directory. Replicate the new conditional forwarded to all DNS server in the contoso forest.
C.Create a new application directory partition in the contoso forest. Enlist the directory partition for all DNS servers.
D.Create a new host (A) record in the globalnames folder on one of the DNS servers in the contoso forest. Configure the host (A) record by using by using the tailspin toys domain name and the ip address of the DNS server in the tailspin toys forest.
单项选择题 Your network contains a server named Server1 that runs Windows Server 2008 R2. You plan to deploy DirectAccess on Server1.You need to configure Windows Firewall on Server1 to support DirectAccess connections.What should you allow from Windows Firewall on Server1？（）
单项选择题 your company has a single active directory forest that has a domain in North America named na.contoso.com and a domain in south America named sa.contoso.com. The client computers run windows vista. You need to configure the client computes in north America office to improve the name resolution response time for resources in the south ameirca offica. What should you do?（）
单项选择题 Your network contains a server named Server1.contoso.com. Server1 is located on the internal network. You have a client computer named Computer1 that runs Windows 7. Computer1 is located on a public network that is connected to the Internet. Computer1 is enabled for DirectAccess. You need to verify whether Computer1 can resolve Server1 by using DirectAccess. Which command should you run on Computer1？（）