DRAG DROP
You have an Exchange Server 2013 organization and a Microsoft Lync Server 2013 infrastructure.
You plan to implement voice mail for all users.
You need to prepare the environment for the planned implementation.
Which tool should you run in each environment? (To answer, drag the appropriate tool to the
correct environment or environments. Each tool may be used once, more than once, or not at all.
You may need to drag the split bar between panes or scroll to view content.)
Answer: 
These are the only options that make sense.
Configure Lync Server 2013 to work with Unified Messaging on Microsoft Exchange Server
On LYNC server – Exchange UM Integration Utility (ocsumutil.exe) performs the following tasks:
1) Creates contact objects for each auto-attendant and subscriber access number to be used by Enterprise Voice users.
2) Verifies that the name of each Enterprise Voice location profile matches its corresponding UM dial plan phone context.
https://technet.microsoft.com/en-us/library/gg398193(v=ocs.15).aspx
When you’re integrating Microsoft Lync Server with Exchange Unified Messaging (UM), you have to run the ExchUcUtil.ps1 script in the Shell.
https://technet.microsoft.com/en-us/library/jj966276(v=exchg.150).aspx