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Q33. On the Alcatel-Lucent 7750 PGW, which of the following is the default setting of the APN "selection-mode"?
A. ms-provided-apn
B. network-provided-apn
C. subscribed-apn
D. virtual-apn
E. None of the above answers are correct
Answer: C
Q34. On an Alcatel-Lucent 7750 PGW, which of the following is a mandatory step required to set up a Diameter connection to a PCRF server?
A. Create a Diameter profile.
B. Create a Diameter Peer profile.
C. Assign the Diameter profile to the Diameter Peer profile
D. Assign the Diameter Peer profile to the Gx interface.
E. All of the above answers are required.
F. Only answers B and D are required.
Answer: F
Q35. Which of the following statements most accurately describes the EPS bearers?
A. A UE can have only one default bearer.
B. A UE may have more than one dedicated bearer.
C. Each EPS bearer may provide different QoS treatment for its traffic.
D. EPS bearers that connect a given UE to a single APN use different IP subnets.
E. Only answers A, B and C are correct.
F. Only answers B and C are correct.
Answer: F
Q36. Which of the following statements are TRUE regarding the Predefined PCC rules? (Choose two)
A. The Predefined PCC rules are preconfigured on the PCRF.
B. The Predefined PCC rules are preconfigured on the PCEF.
C. The Predefined PCC rules are preconfigured on the MME.
D. The Predefined PCC rules areactivatedor deactivatedby the PCEF at any time.
E. The Predefined PCC rules areactivatedor deactivatedby the PCRF at anytime.
Answer: B,E
Q37. Which entity decides when a handover procedure needs to be performed?
A. The UE.
B. The source eNodeB.
C. The target eNodeB.
D. The MME.
E. The SGW.
Answer: B
Q38. A UE is exchanging best-effort (BE) IP traffic with a PDN server over an EPS bearer with a QCI/ARP value of 9/12. Based on the information shown in the exhibit, what is the DSCP value of traffic egressing the S5 interface of the PGW to the SGW?
A. BE
B. EF
C. AF21
D. NC
E. None of the above answers are correct
Answer: B
Q39. Which of the following statements are FALSE regarding the SGW? (Choose two)
A. The SGW is connected to the E-UTRAN via the S1-u interface.
B. At a given time, a single SGW handles all the connections for a given UE.
C. The SGW provides downlink data buffering and paging for an idle UE.
D. The SGW can connect to only one PGW.
E. The SGW acts as a common anchor point during handovers between LTE and Release 8 UMTS networks.
F. The SGW may provide data plane connectivity between two eNodeBs.
Answer: C,D
Q40. Which of the following messages are exchanged between the PGW and the PCRF during the UE attachment procedure?
A. Authorization Control Request/ Authorization Control Answer
B. Credit Control Request / Credit Control Answer
C. Create Session Request/ Create Session Answer
D. Attach Request/Attach Answer
Answer: B