Question: Which measurement family name prefix is used for measurements related to handling user location updates within the Mobility Management functionality in a UMTS/GSM Core Network?
Option 1: CC (Call Control)
Option 2: SIG (Signalling)
Option 3: MM (Mobility Management)
Option 4: SC (Service Control)
Explanation: The correct measurement family name prefix for Mobility Management, specifically for handling user location updates, is MM, as it encompasses related functionalities.