QUESTION: 5

What are the benefits of the stateless or state-efficient aspects of network functions?

Avoid massive database corruption
Provide real time access to the databases
Enable scalability and extreme resiliency in the 5G Core
Ensure the database integrity

Answer(s): C

Reference:

https://www.nokia.com/about-us/news/releases/2018/01/29/nokia-implements- future-x-network- architecture-for-5g-to-deliver-breakthrough-network-performance-and- reduce-costs/

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QUESTION: 6

What is Unified Data Management (UDM)?

This network function stores or retrieves subscriptions, profiles and authentication data to or from the data repositories. It offers services to the AMF, SMF, NEF and AUSF using the Service Based Interface.
This network function supports authentication for 3GPP and non-3GPP accesses.
This network function is part of data repositories in the Common Data Layer and in opposition to the UDR, it stores non-standardized unstructured data.
This network function provides registration and discovery functionality to enable other network functions/ services to discover and communicate with each other.

Answer(s): B