单项选择题
A.Create a Group Policy Object.
B.Create an Outlook Web App Mailbox policy.
C.Modify the authentication settings of the OWA virtual directory.
D.Modify the authentication settings of the IISADMPWD virtual directory.
多项选择题 You have an Exchange Server 2010 server.You need to prevent users from accessing public folders by using Outlook Web App （OWA）.Your solution must not prevent users from accessing public folders by using Office Outlook. Which two actions should you perform？（）
单项选择题 You have an Exchange Server 2010 organization.The organization is authoritative for the domain contoso.com.You create a federated trust.You need to ensure that federated partners can automatically locate the Client Access servers in the organization. What should you create from an external DNS server？（）
单项选择题 Your company’s organization is authoritative for the contoso.com domai.Your network contains a Windows Server 2008 R2 certification authority （CA）.You have an Exchange Server 2010 server named Server1.Server1 has the Client Access， Hub Transport， and Mailbox server roles installed. You plan to create a Federated Sharing relationship between your company and another company named Northwind Traders.Northwind Traders has an internal root CA.You need to install a certificate that can be used to create the federated trust.The solution must minimize costs. What should you do from Server1？（）