单项选择题
A.Deploy two servers. On the two servers， deploy the Mailbox server role， the Client Access server role， and the HubTransport server role. Configure a Client Access server array.
B.Deploy two servers. On the two servers， deploy the Mailbox server role， the Client Access Server role， and the HubTransport server role. Enable Outlook Anywhere on both Client Access servers.
C.Deploy four servers. On two of the servers， deploy the Mailbox server role and the Hub Transport server role. On the other two servers， deploy the Client Access server role. Configure a Client Access server array.
D.Deploy four servers. On two of the servers， deploy the Mailbox server role. On the other two servers，deploy the Client Access server role and the Hub Transport server role. Enable Outlook Anywhere on both Client Access servers.
单项选择题 Your company has two data centers. Each data center contains a perimeter network. Your network contains an Exchange Server 2010 organization. You plan to deploy Exchange Server 2010 Edge Transport servers in the perimeter networks. You need to recommend a solution for the Edge Transport servers that meets the following requirements：.Distribute inbound e-mail messages across all Edge Transport servers .Ensure that users receive inbound e-mail messages if an Edge Transport server fails .Ensure that users receive inbound e-mail messages if a single data center network becomes unavailable.Minimize costs What should you recommend？（）
单项选择题 You have an Exchange Server 2010 organization. You need to recommend a client access solution that meets the following requirements： .Reduces the time required for users to reconnect to user mailboxes if a single Client Access server fails .Prevents users from being prompted for authentication if a single Client Access server fails What should you recommend？（）
单项选择题 You have a Microsoft Internet Security and Accelerator （ISA） 2006 server that provides all Internet accessfor your company. You have two Mailbox servers configured in a database availability group （DAG）， two Client Accessservers， and two Hub Transport servers. You need to recommend changes to the environment to ensure that users can access Outlook Web App（OWA） from the Internet if any single server fails. What should you recommend？（）