Which of the following statements regarding the 5G security components is FALSE?
The authentication credential repository and processing function (ARPF) selects the authentication method to use for the UE.
The authentication server function (AUSF) handles authentication requests for both 3GPP and non-3GPP access.
The security anchor function (SEAF) makes the final decision on UE authentication.
The security identifier de-concealing function (SIDF) decrypts the UE's SUCI to obtain its corresponding SUPI.
Which of the following statements regarding cloud RAN architecture is FALSE?
The gNB is split into three functional modules: a radio unit (RU), a distributed unit (DU), and a centralized unit (CU).
DU performs the non-real time processing of layer 2.
The fronthaul segment connects RU to DU and the midhaul segment connects DU to CU.
CU can be deployed in the cloud as a VNF.
When an idle UE moves from EPS to 5GS, which procedure is performed?
Registration
Tracking Area Update
Initial Attach
Service Request
