单项选择题
A.Create two Exchange Server 2003 computers. Place the mailboxes for main office users on one server， and place the mailboxes for remote users on the other server
B.Create a Network Load Balancing cluster that contains two Exchange Server 2003 computers. Place half of the user mailboxes on one server， and place half of the user mailboxes on the other server
C.Create a Microsoft Cluster Server cluster that contains two Exchange Server 2003 computers. Place all of the user mailboxes on one server and configure the other server as a failover node
D.Create a Microsoft Cluster Server cluster that contains two Exchange Server 2003 computers. Place half of the user mailboxes on one server， and place half of the user mailboxes on the other server
单项选择题 YouneedtodesignamigrationstrategytomigratetheExchangeServer5.5mailboxes.Whatshouldyoudo？（）
多项选择题 YouneedtoconfiguretheDNSservertoallowdeliveryofe-mailmessages.Whichfouractionsshouldyouperform？（）
多项选择题 You need to ensure that SMTP e-mail messages can be delivered when the messages are sent to addresses that end with @fourthcoffee.com and are intended for the Exchange Server 5.5 environment. Which three courses of action should you perform？（）