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Huawei H31-421-ENU Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: LTE Signaling and Protocols | 27% | - EPS network architecture and interfaces - X2AP and S1AP signaling processes - Intra-LTE and inter-RAT handover procedures - UE attach, TAU and detach procedures - Bearer establishment and management - RRC, PDCP, RLC, MAC layer functions |
| Topic 2: LTE Air Interface | 30% | - Radio interface protocols and architecture - LTE network evolution and 3GPP standards - Physical channels, signals and reference signals - MIMO and multi-antenna technologies - Frame structure and channel structure for FDD/TDD - OFDMA and SC-FDMA principles - Cell search, random access and paging procedures |
| Topic 3: LTE Advanced Troubleshooting | 30% | - Coverage, capacity and interference optimization - eNodeB transmission fault diagnosis - VSWR and PIM related issues - KPI analysis and problem location - Interworking issues with 2G/3G networks - Common fault handling workflow - Antenna and feeder system fault analysis |
| Topic 4: eNodeB Reconfiguration and Maintenance | 13% | - Transmission and device data configuration - Typical scenario configuration adjustment - Routine maintenance and performance monitoring - Radio parameter planning and configuration - eNodeB configuration management process |
Huawei HCIP-LTE (Huawei Certified ICT Professional-LTE) Sample Questions:
Question #1
Which of the following channels is located between the RLC and MAC layers?
A. Logical channel
B. Transmission channel
C. Physical channel
D. Wireless channel
Question #2
Different eNodeBs in a subnet can configure the same local O&M IP address.
A. FALSE
B. TRUE
Question #3
Which of the following boards can be blocked? (Multiple choice)
A. LBBP
B. RRU
C. LMPT
D. RFU
Question #4
When the UE establishing an RRC connection, the UE is in an RRC_CONNECTED state, and what is the correct description of the state? (Multiple Choice)
A. There is RRC Contextual Information (C-RNTI)
B. Cell reselection
C. Receive Paging and SI
D. can transfer data
Question #5
Which of the following scheduling methods can be used to get the maximum cell throughput?
A. Proportional Fair
B. Round Robin
C. The maximum dry load ratio (MAX C/I)
Solutions:
| Question #1 Answer: A | Question #2 Answer: B | Question #3 Answer: A,B,D | Question #4 Answer: A,D | Question #5 Answer: C |
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