单项选择题 Your network contains an Active Directory domain named contoso.com. The domain contains a server named Server1 that runs Windows Server 2012 R2. On a server named Server2, you perform a Server Core Installation of Windows Server 2012 R2. You join Server2 to the contoso.com domain. You need to ensure that you can manage Server2 by using the Computer Management console on Server1. What should you do on Server2?（）

单项选择题 You have a server named dc2.contoso.com that runs Windows Server 2012 R2 and has the DNS Server server role installed. You open DNS Manager as shown in the exhibit. (Click the Exhibit button.) You need to view the DNS server cache from DNS Manager. What should you do first?（）

单项选择题 You have a server named Server1 that runs Windows Server 2012 R2. Server1 has the Print and Document Services server role installed. Server1 is connected to two identical print devices. The solution must ensure that if one print device fails, the print jobs will print automatically on the other print device. What should you do on Server1?（）