Exam Details

  • Exam Code
    :ECP-383
  • Exam Name
    :Ericsson Certified Associate - Radio Network Optimization
  • Certification
    :Ericsson Certifications
  • Vendor
    :Ericsson
  • Total Questions
    :62 Q&As
  • Last Updated
    :May 08, 2025

Ericsson Ericsson Certifications ECP-383 Questions & Answers

  • Question 51:

    Using a cell optimization tool, you detect a sector that takes a large amount of traffic from a distant location that is covered by other sites and is also outside of the coverage predicted for this sector.

    Which physical optimization action should you perform first In this situation?

    A. Increase the antenna height and verify the result.

    B. Install TMA and verify the result.

    C. Downtilt the antenna and verify the result.

    D. Increase the transmit power and verify the result.

  • Question 52:

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

    A. VoLTE allows the end user to remain connected to the 4G network while on a voice call.

    B. VoLTE provides the ability to refarm legacy spectrum for newer technologies.

    C. VoLTE maintains circuit switched functionality in a 4G network.

    D. VoLTE provides a dedicated spectral channel for voice that is physically separated from other packet services.

  • Question 53:

    Which statement is correct about power control on an HS-PDSCH channel?

    A. Available power for the EUL channel impacts the HS-PDSCH data capacity.

    B. Inner closed loop power control is used.

    C. Available power and radio conditions impact the HS-PDSCH data rate.

    D. Outer loop power control is used.

  • Question 54:

    Which statement describes uplink Discontinuous Transmission (DTX)?

    A. DTX is a method of saving battery power for the BTS by turning off the transmitter while "voice" is not present.

    B. DTX is a method of saving battery power for the MSC by turning off the transcoder while "voice" is not present.

    C. DTX is a method of saving battery power for the BSC by turning off the transcoder while "voice" is not present.

    D. DTX is a method of saving battery power for the MS by turning off the transmitter while "voice" is not present.

  • Question 55:

    An operator receives customer complaints from an indoor location. The Issues result from a bad neighbor plan in a single RAT and frequency network.

    Which two optimization processes would you use to resolve the problem? (Choose two.)

    A. call trace based neighbor optimization

    B. drive test based neighbor optimization

    C. PM counter based neighbor optimization

    D. prediction based neighbor optimization

  • Question 56:

    Which two statements about physical resource blocks (PRB)s are correct? (Choose two.)

    A. The maximum number of assigned PRBs for a TTI can exceed the number of available PRBs in the cell for that TTI.

    B. The DL PRB distribution is not affected by the number of active cell users in the cell.

    C. A higher throughput is expected when more DL PRBs are assigned to a user for a TTI.

    D. The number of PRBs assigned for a user is dependent on the number of active users in the cell.

  • Question 57:

    You are performing a physical parameter optimization of an LTE network with an automatic tool that uses propagation predictions. As a result, the tool estimates an increase of RSRP from cell A at a particular location.

    In this scenario, what has happened?

    A. Signal attenuation from the transmitter to the location has increased.

    B. The antenna pattern of cell A has changed.

    C. The PRB utilization of cell A has decreased.

    D. Soft handover factor has increased.

  • Question 58:

    How would you connect a Baseband module in the eNodeB to an Antenna Integrated Radio (AIR)?

    A. using optical fiber

    B. using a microwave link

    C. using an RJ-45 Ethernet cable

    D. using Bluetooth

  • Question 59:

    Several operators are using a Multi Operator Core Network (MOCN) with the Shared LTE RAN feature. Which element is shared by the operators in this scenario?

    A. eNodeB

    B. IMS

    C. MME

    D. SGW

  • Question 60:

    Which KPI must be captured in a drive test with TEMS to review VoLTE accessibility?

    A. Call Setup Success Rate

    B. Handover Success Rate

    C. Call Drop Rate

    D. Voice Quality

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