单项选择题 Your network contains an Active Directory domain named contoso.com. The domain contains two servers named CONT1 and CONT2. Both servers run Windows Server 2012 R2. CONT1 has a shared printer named Printer1. CONT2 connects to Printer1 on CONT1. When you attempt to remove Printer1 from CONT2, you receive the error message shown in the exhibit. (Click the Exhibit button.) You successfully delete the other printers installed on CONT2. You need to identify what prevents you from deleting Printer1 on CONT2. What should you identify?（）

单项选择题 You have a server named Server1 that has the Print and Document Services server role installed. You need to provide users with the ability to manage print jobs on Server1 by using a web browser. What should you do?（）

多项选择题 Your network contains an Active Directory domain named contoso.com. The domain contains 500 servers that run Windows Server 2012 R2. You have a written security policy that states the following: Only required ports must be open on the servers. All of the servers must have Windows Firewall enabled. Client computers used by administrators must be allowed to access all of the ports on all of the servers. Client computers used by the administrators must be authenticated before the client computers can access the servers. You have a client computer named Computer1 that runs Windows 8. You need to ensure that you can use Computer1 to access all of the ports on all of the servers successfully. The solution must adhere to the security policy. Which three actions should you perform?（）