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Huawei H31-421 Exam Overview:
| Certification Vendor: | Huawei |
| Exam Name: | HCIP-LTE V1.0 |
| Exam Number: | H31-421 |
| Available Languages: | English, Chinese |
| Exam Format: | Single-answer questions, Multiple-answer questions, True or false |
| Real Exam Qty: | 60 |
| Passing Score: | 600/1000 |
| Exam Price: | 300 USD |
| Certificate Validity Period: | 3 years |
| Exam Duration: | 90 minutes |
| Related Certifications: | HCIA-LTE HCIP-LTE-RNP&RNO HCIE-LTE |
| Recommended Training: | HCIP-LTE Official Training Material |
| Exam Registration: | Pearson VUE Registration Huawei Talent Certification Portal |
| Sample Questions: | Huawei H31-421 Sample Questions |
| Exam Way: | Written proctored exam; available at authorized test centers and online proctoring where supported |
| Pre Condition: | Huawei recommends HCIA-LTE certification or equivalent practical knowledge of LTE fundamentals |
| Official Syllabus URL: | https://e.huawei.com/en/talent/cert/ |
Huawei H31-421 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: LTE Advanced Troubleshooting | 30% | - Coverage, capacity and interference optimization - Antenna and feeder system fault analysis - eNodeB transmission fault diagnosis - KPI analysis and problem location - Common fault handling workflow - VSWR and PIM related issues - Interworking issues with 2G/3G networks |
| Topic 2: LTE Signaling and Protocols | 27% | - UE attach, TAU and detach procedures - RRC, PDCP, RLC, MAC layer functions - Bearer establishment and management - X2AP and S1AP signaling processes - Intra-LTE and inter-RAT handover procedures - EPS network architecture and interfaces |
| Topic 3: LTE Air Interface | 30% | - Frame structure and channel structure for FDD/TDD - OFDMA and SC-FDMA principles - Radio interface protocols and architecture - Cell search, random access and paging procedures - Physical channels, signals and reference signals - LTE network evolution and 3GPP standards - MIMO and multi-antenna technologies |
| Topic 4: eNodeB Reconfiguration and Maintenance | 13% | - Transmission and device data configuration - Typical scenario configuration adjustment - eNodeB configuration management process - Routine maintenance and performance monitoring - Radio parameter planning and configuration |
Huawei HCIP-LTE V1.0 Sample Questions:
1. Which of the following factors does the root sequence index planning of LTE cell mainly depends on? (Multiple choice)
A) Cell radius
B) Cell Random Access Preamble Format
C) Cell multipath environment
D) Cell bandwidth configuration
2. The advantages of Multi-antenna technology include? (Multiple choice)
A) Diversity gain
B) Directional signal
C) Array gain
D) Anti-multipath fading gain
E) Spatial multiplexing gain
3. What is the purpose of the Path Switch Request process?
A) Request to switch the downstream GTP tunnel endpoint from one endpoint to another (from SGW to eNodeB)
B) Request to switch the upstream GTP tunnel endpoint from one endpoint to another (from eNodeB to SGW)
4. The eNodeB adopts the master board cold backup function, that is, two UMPT/LMPT boards are configured in the BBU3900, and the two UMPT/LMPT boards are in active/standby relation. When a major UMPT/LMPT board serious fails, the system automatically triggers the active/standby switchover.
A) True
B) False
5. Different eNodeBs in a subnet can configure the same local O&M IP address.
A) TRUE
B) FALSE
Solutions:
| Question # 1 Answer: A,B | Question # 2 Answer: A,C,D,E | Question # 3 Answer: A | Question # 4 Answer: A | Question # 5 Answer: A |
By Ursula
