Updated: Jul 14, 2026
No. of Questions: 195 Questions & Answers with Testing Engine
Download Limit: Unlimited
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| Certification Vendor: | Huawei |
| Exam Name: | HCIP-LTE (Huawei Certified ICT Professional-LTE) |
| Exam Number: | H31-421-ENU |
| Exam Duration: | 90 minutes |
| Exam Format: | Single-answer Questions, Multiple-answer Questions, True/False Questions |
| Available Languages: | English, Chinese |
| Real Exam Qty: | 60 |
| Related Certifications: | HCIA-LTE HCIP-LTE HCIE-LTE |
| Certificate Validity Period: | 3 years |
| Exam Price: | USD 300 |
| Passing Score: | 600/1000 |
| Sample Questions: | Huawei H31-421 Sample Questions |
| Exam Way: | Written exam; available through Huawei-authorized testing centers and authorized online delivery where supported. |
| Pre Condition: | Huawei recommends candidates first learn HCIA-LTE or possess equivalent LTE fundamentals. |
| Official Syllabus URL: | https://e.huawei.com/en/talent/cert/ |
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: LTE Air Interface | 30% | - Radio Interface Protocols
|
| Topic 2: LTE Signaling and Protocols | 27% | - Radio Bearers and Channels
|
| Topic 3: LTE Advanced Troubleshooting | 30% | - Network Optimization
|
| Topic 4: eNodeB Configuration and Maintenance | 13% | - eNodeB Operations
|
1. The establishment of dedicated bearer is triggered by the PCRF.
A) True
B) False
2. Uu interface protocol stack RLC layer, ARQ entity is only be configured under AM mode.
A) FALSE
B) TRUE
3. "S1Sig IP Local Port" parameter in summary gathering table can be set to any value within the range of parameters, and does not need to negotiate with the MME.
A) True
B) False
4. How many code words can TTI maximum mass/pass in LTE system?
A) 3
B) 1
C) 4
D) 2
5. Which of the following is the period for sending by the uplink DM RS (Demodulation Reference Signal) in the time domain?
A) Frame
B) Sub-frame
C) TTI
D) Slot
Solutions:
| Question # 1 Answer: B | Question # 2 Answer: B | Question # 3 Answer: B | Question # 4 Answer: D | Question # 5 Answer: D |
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