A corporate environment includes Exchange Server 2003 SP2 and an Active Directory Domain
Services (AD DS) domain. The company intends to transition to Exchange Server 2010. The Exchange
2003 Recipient Update Service (RUS) must function properly after you update the AD DS schema for
Exchange Server 2010. You need to recommend a solution for preparing the environment before
updating the schema. What should you recommend?
A.
Add each Exchange Server 2010 Mailbox server to the Exchange Enterprise Servers group in AD
DS.
B.
Run the setup /PrepareLegacyExchangePermissions command.
C.
Run the setup /PrepareDomain command.
D.
Add each Exchange Server 2010 server to the Exchange Domain Servers group in AD DS.