Nokia 4A0-M02 Exam Practice Test Instant Access

Question 1

Which of the following statements is FALSE regarding the support of MG-ISM redundancy on an Alcatel-Lucent 7750 MG?

AMG-ISM redundancy is supported on Alcatel-Lucent 7750 SGW.

BMG-ISM redundancy is supported on Alcatel-Lucent 7750 PGW.

CMG-ISM 1+1 redundancy model is supported on Alcatel-Lucent 7750 MG.

DMG-ISM one-to-many redundancy model is supported on Alcatel-Lucent 7750 MG.

ENone of the above statements are false.

Answer : D

Question 2

A dedicated bearer 6 has a total of six SDF filters. Based on the information shown in the exhibit, which of the following is the right order to apply the filters to the downlink traffic?

AThe filters: 0 (first), 1, 2, 3, 4, 5 (last).

BThe filters: 2 (first), 3, 0, 1, 4, 5 (last).

CThe filters: 0 (first), 2, 4 (last).

DThe filters: 3 (first), 5, 1 (last).

EThe filters: 0 (first), 4, 2 (last).

FThe filters: 2 (first), 4, 0 (last).

Answer : F

Question 3

Which of the following statements is FALSE regarding the S1-U interface?

AIt is the user plane interface used to connect the E-UTRAN and the EPC core.

BIt relies on the GTP-C path to exchange the 'Echo Request' / 'Echo Response' messages between the eNodeB and the SGW.

CIt may be used to transport user data during the inter-eNodeB handover.

DIt uses the GTP-U protocol.

EThe UDP protocol is used as the transport protocol.

Answer : B

Question 4

Which of the following statements are FALSE regarding the SGW? (Choose two)

AThe SGW is connected to the E-UTRAN via the S1-u interface.

BAt a given time, a single SGW handles all the connections for a given UE.

CThe SGW provides downlink data buffering and paging for an idle UE.

DThe SGW can connect to only one PGW.

EThe SGW acts as a common anchor point during handovers between LTE and Release 8 UMTS networks.

FThe SGW may provide data plane connectivity between two eNodeBs.

Answer : C, D

Question 5

On Alcatel-Lucent 7750 PGW, which of the following CLI commands is used to verify the EPS procedures being performed on the mobile gateway?

AShow mobile-gateway pdn call-flow-statistics

BShow mobile gateway pdn call-flows

CShow mobile-gateway pdn call-flow-stats

DShow mobile-gateway pdn 1 call-flow-statistics

Answer : C

Question 6

Which of the following statements is FALSE regarding the triggers of the Tracking Area Update (TAU) messages?

AA TAU is sent when an active UE moves into a new TA that is not in the UE's current Tracking Area Identity (TAI) list.

BA TAU is sent when a UE moves from the 2G/3G network back to the LTE network.

CA TAU is sent when an idle UE moves into a new TA that is not in the UE's current TAI list.

DA TAU is required to be sent periodically.

EA TAU is never required as long as an idle UE stays in the same TA.

Answer : E

Question 7

Based on the information shown in the exhibit, which of the following is the time interval used by the SGW to send out an "Echo Request" message over the GTP interface?

A3 seconds

B5 seconds

C6 seconds

D60 seconds

E90 seconds

Answer : D

Nokia 4A0-M02 Nokia Mobile Gateways for the LTE Evolved Packet Core Exam Practice Test