nokia 4a0-m03 practice test

Which of the following regarding an EPS dedicated bearer is FALSE?

• A. It can be a GBR bearer.
• B. It can be a non-GBR bearer.
• C. MME obtains the dedicated bearer QoS parameters from HSS.
• D. MME sends the dedicated bearer QoS parameters to eNodeB.

Which of the following is NOT an EPS session management (ESM) function performed by MME?

• A. Support default bearer creation, modification, and deletion
• B. Support dedicated bearer creation, modification, and deletion
• C. Inform other network elements about subscription data changes in HSS
• D. Perform network element selection

Using the exhibit, if APN correction feature is enabled, which APN will be used when the UE attempts
to access a service and specifies APN-4?

• A. APN-1
• B. APN-2
• C. APN-3
• D. APN-4
• E. The procedure will be rejected

Which of the following statements regarding IMS emergency services is FALSE?

• A. IMS emergency services depend on location services (LCS).
• B. MME obtains emergency PGW identity from the subscription data in HSS.
• C. Local emergency number list is used by UE to detect if an emergency number is dialed.
• D. MME can be configured to provide emergency services to UEs in limited service state.

Which of the following statements about MME load re-balancing is TRUE?

• A. eNodeB selects an MME according to weight factors received from the MMEs in its serving pool.
• B. eNodeB selects an MME with the lowest order value in the DNS NAPTR record.
• C. MME is configured to offload some registered UEs to another MME in a different MME pool area.
• D. Affected UEs are signaled to release their S1 and RRC connections.

Given the exhibit, if GTP-C load control is used, which SGW will have the highest probability of being
selected by the MME for new session requests?

• A. sgw01
• B. sgw02
• C. sgw03
• D. sgw04

Which of the following statements regarding MME restoration is FALSE?

• A. MME restoration allows rapid restoration of UE sessions when an MME to which the UE is attached fails.
• B. MME restoration occurs when S11 link fails.
• C. MME restoration triggers the S1 release of connected UEs in priority order.
• D. MME restoration can be either network-initiated or UE-initiated.

Which of the following statements regarding the SMC procedure is FALSE?

• A. SMC procedure must be completed successfully before AKA procedure starts.
• B. MME sends a security mode command message to the UE.
• C. UE responds with a security mode complete message.
• D. SMC procedure is used to provide NAS signaling security between the UE and the MME.

Which of the following statements regarding IMEI checking is FALSE?

• A. MME requests IMEI from the UE.
• B. MME receives the IMEI status from the HSS given the UE’s IMEI.
• C. The IMEI status can be whitelisted, blacklisted, or greylisted.
• D. MME decides whether to reject the Attach procedure from UE based on the IMEI status.

Which of the following is NOT performed by the MME during service request procedure?

• A. MME sends paging messages to a list of eNodeBs.
• B. MME updates the SGW with current eNodeB information.
• C. MME re-establishes S11 bearers for the UE.
• D. MME requests eNodeB to establish radio and S1 bearers for the UE.