单项选择题 You have an Exchange Server 2010 organization.  You need to recommend a storage solution that meets the following requirements： .Provides users with an alternate location for storing e-mail messages  .Provides users with access to the alternate location by using Outlook Web App （OWA）  What should you recommend？（）

单项选择题 Your network contains Exchange Server 2010 servers.  All users access their mailboxes by using Outlook Web App （OWA）. Your companys compliance policy states the following： .All e-mail messages that contain customer contracts must be stored for three years .Users must be able to classify e-mail messages that relate to customer contracts .Users must be able to move e-mail messages to any folder  You need to recommend a solution that supports the requirements of the compliance policy.  What should you recommend？（）

单项选择题 You have an Exchange Server 2010 organization. You design a deployment of multiple Mailbox servers.  Your companys Service Level Agreement （SLA） states that servers must support 1，000 concurrent connections to mailboxes while maintaining an RPC latency of less than 20 milliseconds.  You need to verify that your design meets the requirements of the SLA before you deploy servers in the production environment.  Which tool should you use？（）