You have an Exchange Server 2013 organization that is integrated with Microsoft Lync Server 2013.
You need to get a list of all the calls received and placed by a user named User1 during the last 90 days.
Which cmdlet should you use?

A.
Get-UMMailbox

B.
Get-UMCallSummaryReport

C.
Get-UMCallDataRecord

D.
Get-UMPhoneSession

Explanation:
The Get-UMCallDataRecord cmdlet displays UM call data records for the last 90 days for a UM- enabled
mailbox that you specify. Each UM call data record provides detailed information about all calls either placed to
or received by the specified user.
This example displays the UM call data records for the UM-enabled user Tony.
Get-UMCallDataRecord -Mailbox tony@contoso.com
Incorrect answers:
Not B: Use the Get-UMCallSummaryReport cmdlet to return statistics about all calls received or placed by
Mailbox server running the Microsoft Exchange Unified Messaging service in an organization.
Get-UMCallDataRecord
https://technet.microsoft.com/en-us/library/ff459248%28v=exchg.150%29.aspx