ECP-383 by Ericsson Valid Free Exam Practice Test

Question 1

Refer to the exhibit.

You identify an L700 cell serving a highway with poor handover success rate performance.
Referring to the exhibit, which two actions will help to improve the handover performance in this scenario?
(Choose two.)

A. Increase the
timetotriggerA3 parameter. B. Decrease the
timetotriggerA3 parameter. C. Decrease the
A3offset
parameter. D. Increase the
A3offset
parameter.

Correct Answer: A,D

Question 2

Why is synchronized operation used in LTE TDD base stations?

A. to achieve good RACH timing accuracy B. to allow downlink MIMO to be used C. to reduce interference between uplink and downlink D. to allow handovers to LTE FDD carriers

Correct Answer: C

Question 3

Which element is used in maintaining a 4G VoLTE call leg?

A. NodeB B. P-GW C. BSC D. PSTN

Correct Answer: A

Question 4

Which two statements are correct about voice quality in a VoLTE network? (Choose two.)

A. Increasing silent gaps in the received audio signal will improve voice quality. B. Increasing jitter will improve voice quality. C. Decreasing silent gaps in the received audio signal will improve voice quality. D. Decreasing jitter will Improve voice quality.

Correct Answer: C,D

Question 5

Which identifier is used for locating a UE in a standalone LTE network?

A. RAC B. URAC C. LAC D. TAC

Correct Answer: D

Question 6

Which two use cases are specifically targeted for 5G technology? (Choose two.)

A. massive machine-type communications B. multi tabbed Web browsing C. asynchronous transfer mode backhaul D. remote controlled machines

Correct Answer: A,D

Question 7

What are two benefits of using VoLTE for speech calls? (Choose two.)

A. VoLTE provides a dedicated spectral channel for voice that is physically separated from other packet services. B. VoLTE maintains circuit switched functionality in a 4G network. C. VoLTE provides the ability to refarm legacy spectrum for newer technologies. D. VoLTE allows the end user to remain connected to the 4G network while on a voice call.

Correct Answer: C,D

Ericsson Certified Associate - Radio Network Optimization - ECP-383 Exam Practice Test