Nokia 4A0-M02 Online Practice Questions and Exam Preparation

Nokia 4A0-M02 Online Questions & Answers

• Question 91:

  Which of the following statements most accurately describes the MME?

  A. The MME selects the SGW and the PGW for a given UE.
  B. The MME is responsible for the bearer management.
  C. The MME communicates with both the E-UTRAN and the EPC via GTP-C tunnels.
  D. The MME performs the user authentication and authorization using the information provided by the HSS
  E. All of the above answers are correct.
  F. Only answers A, B and D are correct.
  F. Only answers A, B and D are correct.

• Question 92:

  Which network entities assign TEIDs to the indirect data tunnel used during an S1-based handover with SGW relocation?

  A. The source eNodeB, the source SGW, and the target SGW
  B. The source SGW, the target SGW and the target eNodeB.
  C. The source eNodeB, the target SGW, and the target eNodeB.
  D. The source eNodeB, the source SGW and the target eNodeB.
  E. The source SGW and the target SGW.
  C. The source eNodeB, the target SGW, and the target eNodeB.

• Question 93:

  Which of the following is used to carry the GTP Path Management message "Echo Request"?

  A. TheGTPv1 protocol.
  B. The GTPv2 protocol.
  C. The TCP protocol.
  D. TheGTPv1 protocol or the GTPv2 protocol.
  E. None of the above answers are correct.
  D. TheGTPv1 protocol or the GTPv2 protocol.

• Question 94:

  Which of the following statements is FALSE regarding the UE paging process?

  A. The SGW performs downlink data buffering while the S1 bearer is being established.
  B. The SGW initiates the paging messages towards the UE.
  C. The PGW is not aware of the paging process.
  D. The UE initiates the service request procedure once it receives the paging message.
  E. The paging procedure is controlled by the MME.
  B. The SGW initiates the paging messages towards the UE.

• Question 95:

  Which of the following are Diameter-based interfaces?

  A. The RF and the S10 interfaces.
  B. The RF and the Gx interfaces.
  C. The Rx and the S4 interfaces.
  D. The Rx and the SGi interfaces.
  E. The S9 and the S11 interfaces.
  B. The RF and the Gx interfaces.

• Question 96:

  A UE is sending data to its FTP server over the EPC core with the TCP port 20. Based on the information shown in the exhibit, which of the following bearer(s) will be used for the uplink FTP flow?

  

  A. The bearer # 5 will be used for the FTP flow.
  B. The bearer #6 will be used for the FTP flow.
  C. The bearer #7 will be used for the FTP flow.
  D. Both bearer # 5 and bearer # 6 will be used for the FTP flow.
  E. Both bearer #5 and bearer #7 will be used for the FTP flow.
  C. The bearer #7 will be used for the FTP flow.

• Question 97:

  Based on the information shown in the exhibit, how many mobile subscribers is the PGW currently serving?

  

  A. 1
  B. 2
  C. 3
  D. 5
  E. 6
  F. Unable to determine based on the provided information.
  C. 3

• Question 98:

  Which of the following interfaces is not using the GTP-C protocol?

  A. The X2 interface.
  B. The S1-U interface.
  C. The S4 interface.
  D. The S5 interface.
  E. The SGi interface.
  E. The SGi interface.

• Question 99:

  Based on the information shown in the exhibit, what type of handover is performed when the UE moves from eNodeB2 to eNodeB4?

  

  A. X2-based handover without SGW relocation
  B. X2-based handover with SGW relocation
  C. X2-based handover with MME relocation
  D. S1-based handover with SGW relocation
  E. S1-based handover with MME relocation
  B. X2-based handover with SGW relocation

• Question 100:

  Based on the information shown in the exhibit, what is the action taken by the SGW when:

  -

  The SGW receives a GTP packet over its S5 interface, and

  -

  The TEID value in the GTP header is set to 0xd06c05?

  A. The packet is forwarded to the eNodeB.
  B. The packet is buffered.
  C. The packet is dropped.
  D. The packet is forwarded to the MME.
  B. The packet is buffered.