单项选择题

Your company has an Active Directory forest. The forest……

Your company has an Active Directory forest.
The forest contains two sites named Site1 and Site2.
You plan to deploy Exchange Server 2010 servers in both sites.
You need to plan a high-availability solution for the Mailbox servers that meets the following requirements：
.Users must be able to access their mailboxes if a single server fails
.Users must be able to access their mailboxes remotely if a single site becomes unavailable
What should you do？（）

A.Deploy two Mailbox servers in each site. Install and configure continuous cluster replication （CCR）.
B.Deploy one Mailbox server in Site1 and one Mailbox server in Site2. Install and configure continuous cluster replication （CCR）.
C.Deploy two Mailbox servers in each site. Create one database availability group （DAG） named DAG1. Add all Mailbox servers to DAG1.
D.Deploy two Mailbox servers in each site. Create two database availability groups （DAGs） named DAG1 and DAG2.Add the Mailbox servers from Site1 to DAG1 and the Mailbox servers from Site2 to DAG2.

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单项选择题Your network consists of a single Active Directory site. You plan to deploy Exchange Server 2010. You need to plan the deployment of Exchange Server 2010 servers to meet the following requirements：.All Mailbox servers must belong to a database availability group （DAG） .MAPI connections from Outlook clients must be load balanced by using a hardware load balancer .If a single server fails， users must continue to send and receive e-mail .The plan must minimize the number of servers deployed What should you include in the plan？（）

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？（）

A.In each perimeter network， deploy one Edge Transport server. Implement failover clustering.
B.In each perimeter network， deploy two Edge Transport servers. Implement failover clustering.
C.In each perimeter network， deploy one Edge Transport server. Configure a mail exchange （MX） record for each server.
D.In each perimeter network， deploy two Edge Transport servers. Configure a mail exchange （MX） record for each server.

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？（）

A.Client Access server array and hardware load-balancer
B.database availability group （DAG） and hardware load-balancer
C.failover clustering and database availability group （DAG）
D.Windows Network Load Balancing and failover clustering

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？（）

A.Configure a Client Access server array.
B.Deploy a second ISA server and create an ISA server array.
C.Implement Windows Network Load Balancing for the Client Access servers.
D.Deploy two Edge Transport servers that are configured to use EdgeSync synchronization.

单项选择题Your company has 10 offices. The offices connect to the Internet by using a WAN link. The offices connect to each other by using a VPN connection. An Active Directory site exists for each office. You plan to deploy Exchange Server 2010. Each site will contain two Exchange Server 2010 servers. You need to recommend the placement of domain controllers and global catalog servers to meet thefollowing requirements： .Minimize the number of domain controllers .Must be able to deliver e-mail messages between users of the same office， if a domain controller and a WAN link fail simultaneously What should you recommend？（）

A.In each site， install two global catalog servers.
B.In each site， install two domain controllers. Enable Universal Group Membership caching for each site.
C.In each site， install two domain controllers. Create a publishing point for an offline address list on one Exchange server in each site.
D.In each site， install one domain controller that is configured as a global catalog server.Enable Universal Group Membership caching for each site.