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Ericsson ECP-383 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Optimization Tools and Methods | 20% | - Network data collection and analysis - Ericsson Network Manager (ENM) usage - Drive test and post-processing |
| Topic 2: Troubleshooting and SON Concepts | 15% | - Common radio network issues and resolution - Parameter verification and adjustment - Self-Organizing Networks (SON) functionality |
| Topic 3: Coverage and Capacity Optimization | 25% | - Frequency planning and allocation - Coverage analysis and improvement - Capacity planning and optimization |
| Topic 4: Interference and Neighbor Management | 20% | - Handover parameters tuning - Neighbor list planning and optimization - Interference identification and mitigation |
| Topic 5: Radio Network Optimization Fundamentals | 20% | - Network architecture for LTE/WCDMA - Key Performance Indicators (KPIs) definition - Radio propagation principles and models |
Ericsson Certified Associate - Radio Network Optimization Sample Questions:
1. What are two advantages of using the Data Forwarding at Intra-LTE Handover feature? (Choose two.)
A) Data is received from two cells at the same time.
B) User data can be forwarded directly between UEs over Wi-Fi.
C) TCP performance Is improved.
D) Packet loss is minimized during handovers.
2. After an optimization meeting, an operator decides to double the transmitted power of an LTE cell. To test the effect of this change, a static test is performed before and after the change.
Which statement is correct in this scenario?
A) The variation of the RSRP will depend on the bandwidth of the cell.
B) The RSRP received by the UE is increased by six dB.
C) The RSRP received by the UE remains stable.
D) The RSRP received by the UE is increased by three dB.
3. What are two correct characteristics of TDD and FDD LTE systems? (Choose two.)
A) TDD LTE systems require paired spectrum to separate uplink and downlink transmissions.
B) FDD LTE systems require paired spectrum to separate uplink and downlink transmissions.
C) TDD LTE systems use guard period intervals after downlink transmissions.
D) TDD LTE systems use guard period intervals after uplink transmissions.
4. What is a purpose of Radio Resource Management (RRM) parameter optimization tools?
A) azimuth adjustment
B) coverage predictions
C) geo-location procedures
D) traffic balancing
5. A user is making a call on an LTE network.
In this scenario, which encoding schemes are used?
A) OFDMA in downlink, SC-FDMA in uplink
B) OFDMA in downlink, COMA in uplink
C) SC-FDMA in downlink, OFDMA in uplink
D) CDMA in downlink, SC-FOMA in uplink
Solutions:
| Question # 1 Answer: A,D | Question # 2 Answer: D | Question # 3 Answer: B,D | Question # 4 Answer: D | Question # 5 Answer: A |
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