Question: What is the primary purpose of the Nnef_NIDD_DeliveryNotify service operation in the 5G System?
Option 1: To establish a secure connection between the NEF and NF consumer.
Option 2: To provide location-based services to the UE.
Option 3: To forward unstructured data from the NEF to the NF consumer for NIDD support.
Option 4: To manage QoS policies for multimedia services.
Explanation: The correct answer is Option 3 because the Nnef_NIDD_DeliveryNotify service operation is specifically designed to enable the NEF to forward unstructured data to the NF consumer, supporting Network Identity and Discovery (NIDD) functionality in the 5G System.