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Huawei H31-421-ENU

H31-421-ENU

Exam Code: H31-421-ENU

Exam Name: HCIP-LTE (Huawei Certified ICT Professional-LTE)

Updated: Aug 03, 2026

Q & A: 195 Questions and Answers

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Huawei H31-421-ENU Exam Syllabus Topics:

SectionObjectives
Mobility Management- Tracking and Location Update
  • 1. Paging mechanism
    • 2. TAU procedures
      - Handover Procedures
      • 1. Intra-LTE handover
        • 2. Inter-RAT mobility
          LTE Network Optimization and Troubleshooting- Performance Optimization
          • 1. Interference analysis
            • 2. Coverage and capacity tuning
              - Fault Diagnosis
              • 1. Signaling analysis
                • 2. Network KPIs monitoring
                  QoS and Service Management- Bearer Management
                  • 1. QoS Class Identifier (QCI)
                    • 2. EPS bearer concepts
                      - Policy Control
                      • 1. PCRF functions
                        • 2. Traffic prioritization
                          LTE Air Interface Fundamentals- Physical Layer Procedures
                          • 1. Channel coding and multiplexing
                            • 2. Synchronization and reference signals
                              - OFDM / SC-FDMA Principles
                              • 1. Resource block structure
                                • 2. Uplink and downlink modulation
                                  LTE System Architecture- EPC (Evolved Packet Core)
                                  • 1. MME, SGW, PGW roles
                                    • 2. Core network architecture
                                      - E-UTRAN Overview
                                      • 1. eNodeB functions and interfaces
                                        • 2. Radio access network structure

                                          Huawei HCIP-LTE (Huawei Certified ICT Professional-LTE) Sample Questions:

                                          1. If eNodeB uses the 1588V2 clock, in the command "SET CLKMODE", the parameter of "Clock Work Mode" is set to "manual", so the parameter of "the set reference clock source" should be set as which of the following selection?

                                          A) GPS
                                          B) BITS
                                          C) IPCLK
                                          D) TOD


                                          2. U2000 can provide some performance monitoring capabilities.
                                          Which of the following performance monitoring features can you use to monitor the cell RLC throughput?

                                          A) User Performance Monitoring
                                          B) RRU Performance monitor
                                          C) Community performance monitoring
                                          D) Transmission Performance Monitoring


                                          3. Which of the following information can be carried by PUSCH channel? (Multiple Choice)

                                          A) RI
                                          B) PMI
                                          C) SR
                                          D) CQI


                                          4. How many remote maintenance channels can be added in a base station?

                                          A) 2
                                          B) 3
                                          C) 4
                                          D) 1


                                          5. Which of the following channels carry the random access leading?

                                          A) PUSSH
                                          B) PUNCH
                                          C) PRACH


                                          Solutions:

                                          Question # 1
                                          Answer: C
                                          Question # 2
                                          Answer: C
                                          Question # 3
                                          Answer: A,B,D
                                          Question # 4
                                          Answer: A
                                          Question # 5
                                          Answer: C

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