Nokia 4A0-M10 Online Practice Questions and Exam Preparation

Nokia 4A0-M10 Online Questions & Answers

• Question 31:

  Which of the following 5GS reference points is used for control plane signaling?

  A. N3
  B. N4
  C. N6
  D. N9
  A. N3

• Question 32:

  Which of the following statements regarding cloud RAN architecture is FALSE?

  A. The gNB is split into three functional modules: a radio unit (RU), a distributed unit (DU), and a centralized unit (CU).
  B. DU performs the non-real time processing of layer 2.
  C. The fronthaul segment connects RU to DU and the midhaul segment connects DU to CU.
  D. CU can be deployed in the cloud as a VNF.
  D. CU can be deployed in the cloud as a VNF.

• Question 33:

  Which of the following is an HTTP method used by an NF service consumer to create a new resource at an NF service producer when the resource URI is selected by the consumer?

  A. POST
  B. PUT
  C. PATCH
  D. UPDATE
  B. PUT

• Question 34:

  Which of the following statements about the downlink user plane data flow in Option 3X is FALSE?

  A. Data packets of bearers that do not use dual connectivity are sent from EPC to UE through eNB.
  B. When NR coverage is good, data packets of bearers that use dual connectivity are sent from EPC to UE using secondary cell group bearers.
  C. When NR coverage degrades, the gNB decides when to use split bearers and send some of the packets received from the core through eNB.
  D. When NR coverage is poor, data packets of bearers that use dual connectivity are sent to the UE through eNB.
  D. When NR coverage is poor, data packets of bearers that use dual connectivity are sent to the UE through eNB.

• Question 35:

  Which of the following statements about 5GS PDU sessions is FALSE?

  A. A PDU session allows for the exchange of PDUs between UE and a data network.
  B. A PDU session contains one single dedicated radio bearer and one or more N3 GTP-U tunnels.
  C. A PDU session has one default QoS flow and can have multiple non-default QoS flows.
  D. A PDU session has one or more UPFs acting as PDU session anchors.
  B. A PDU session contains one single dedicated radio bearer and one or more N3 GTP-U tunnels.

• Question 36:

  Which of the following does NOT apply to an idle UE in MICO mode?

  A. The UE performs registration updates.
  B. The UE connects to the network to send uplink data.
  C. Power and signaling efficiency is optimized for the UE.
  D. The UE listens and responds to paging.
  D. The UE listens and responds to paging.

• Question 37:

  Which of the following best describes the Secondary Node Addition procedure?

  A. Used to transfer bearer contexts from the master eNB to the secondary gNB.
  B. Used to establish a UE context at the gNB for a UE that supports option 3X.
  C. Used to establish connectivity from the gNB to the EPC.
  D. Used to establish an X2 connection between the eNB and gNB.
  D. Used to establish an X2 connection between the eNB and gNB.

• Question 38:

  Which of the following statements regarding the 5G security components is FALSE?

  A. The authentication credential repository and processing function (ARPF) selects the authentication method to use for the UE.
  B. The authentication server function (AUSF) handles authentication requests for both 3GPP and non-3GPP access.
  C. The security anchor function (SEAF) makes the final decision on UE authentication.
  D. The security identifier de-concealing function (SIDF) decrypts the UE's SUCI to obtain its corresponding SUPI.
  D. The security identifier de-concealing function (SIDF) decrypts the UE's SUCI to obtain its corresponding SUPI.

• Question 39:

  Which of the following best describes the function of a PDU session flow classifier?

  A. An SMF that dynamically inserts and removes uplink classifiers (UL CL) at the UPFs.
  B. An SMF that dynamically inserts and removes UL CL at the UE.
  C. A UPF that terminates the N6 interface towards the data network.
  D. A UPF that filters uplink traffic according to UL CL rules provided by the SMF.
  A. An SMF that dynamically inserts and removes uplink classifiers (UL CL) at the UPFs.

• Question 40:

  A UE has a PDU session established using slice 1. The operator removes slice 1 from the UE subscription data stored in UDM. Which of the following actions is NOT performed as a result?

  A. UDM notifies the serving AMF about the UE subscription data modification.
  B. AMF initiates the UE configuration update procedure.
  C. AMF requests the UE to release the established PDU session.
  D. UE updates its slicing information with the data received from AMF.
  B. AMF initiates the UE configuration update procedure.