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Updated: Oct 27, 2026
No. of Questions: 195 Questions & Answers with Testing Engine
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Huawei H31-421 Exam Overview:
| Certification Vendor: | Huawei |
|---|---|
| Exam Name: | HCIP-LTE Radio Network Planning and Optimization |
| Exam Number: | H31-421-ENU |
| Related Certifications: | HCIE-LTE HCIA-LTE |
| Real Exam Qty: | 60 |
| Exam Format: | Multiple-answer, True or False, Single-answer |
| Available Languages: | Chinese, English |
| Passing Score: | 600/1000 |
| Certificate Validity Period: | 3 years |
| Exam Price: | 300 USD |
| Exam Duration: | 90 minutes |
| Recommended Training: | Huawei Official HCIP-LTE Training |
| Exam Registration: | Pearson VUE Registration Huawei Talent Certification Portal |
| Sample Questions: | Huawei H31-421 Sample Questions |
| Exam Way: | Written proctored exam; available at Pearson VUE authorized centers and online proctoring where supported |
| Pre Condition: | Recommended: HCIA-LTE certification or equivalent foundational knowledge of LTE principles and mobile networks |
| Official Syllabus URL: | https://e.huawei.com/en/talent/cert/ |
Huawei H31-421 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| LTE Air Interface | 30% | - Radio Interface Protocols
|
| eNodeB Configuration and Maintenance | 13% | - Operation and Maintenance
|
| LTE Advanced Troubleshooting & Optimization | 30% | - Radio Network Optimization
|
| LTE Signaling and Protocols | 27% | - Key Signaling Procedures
|
Huawei HCIP-LTE V1.0 Sample Questions:
When transmitting on the uplink data, UE must use the PUCCH channel.
- A. False
- B. True
Correct Answer: A 🗳️
One slot size of the FDD-LTE frame structure is 0.5 ms.
- A. False
- B. True
Correct Answer: B 🗳️
Which of the following layer provides contention resolution of random access?
- A. RRC layer
- B. RLC layer
- C. Physical Layer
- D. MAC layer
Correct Answer: D 🗳️
In the Uu interface, which layer performs traffic monitoring and reporting?
- A. RRC
- B. PDCP
- C. MAC
- D. RLC
Correct Answer: D 🗳️
TM3 mode does not support transmit diversity.
- A. False
- B. True
Correct Answer: A 🗳️
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