Which of the following actions is NOT performed when handling an uplink data packet?
A. NG-RAN marks the data packet with the proper DSCP value.
B. UE maps the uplink data packet to a QoS Flow based on QoS rules received from SMF.
C. UE maps the QoS Flow identifier to a data radio bearer based on QFI-to-DRB mapping received from NG-RAN.
D. NG-RAN removes the QoS Flow identifier from the packet header and forwards the packet over the proper N3 GTP-U tunnel.
正解:B
質問 2:
Which Nokia product is used for the AMF in 5GS?
A. Smart Plan Suite
B. Cloud Mobility Manager
C. Network Resource Discovery
D. Cloud Mobile Gateway
正解:B
質問 3:
A connected UE moves from 5GS to EPS using the inter-system handover procedure with N26 interface.
Which of the following actions is NOT performed?
A. Indirect downlink data forwarding paths are established from source gNB to target eNodeB.
B. Source AMF obtains session management contexts stored in UDM+HSS for each PDU session that supports interworking.
C. Source gNB sends an NGAP Handover Required message to source AMF with handover type set to
"NRtoLTE".
D. Source AMF sends a Forward Relocation Request message to the target MME and provides session management contexts.
正解:B
質問 4:
Which of the following statements regarding cloud RAN architecture is FALSE?
A. DU performs the non-real time processing of layer 2.
B. CU can be deployed in the cloud as a VNF.
C. The fronthaul segment connects RU to DU and the midhaul segment connects DU to CU.
D. The gNB is split into three functional modules: a radio unit (RU), a distributed unit (DU), and a centralized unit (CU).
正解:B
Ito -
4A0-M10試験対策のテキストです。内容もしっかりしているし、かなりコスパが高いです。