HOTSPOT
Your network contains an Active Directory forest named contoso.com. The forest contains two domains named
contoso.com and nwtraders.com.
You plan to deploy a new Exchange Server 2013 organization named Contoso.
You need to ensure that you can deploy the first Exchange Server 2013 server to the forest root domain.
What command should you run before you deploy the first Exchange Server 2013 server? (To answer, select
the appropriate options in the answer area.)
Hot Area:
Answer: 
Explanation:
http://exchangeserverpro.com/how-to-install-exchange-server-2013/
http://technet.microsoft.com/en-us/library/bb125224(v=exchg.150).aspx