Huawei H31-421-ENU - HCIP-LTE (Huawei Certified ICT Professional-LTE)

Huawei H31-421-ENU Actual PDF
  • Exam Code: H31-421-ENU
  • Exam Name: HCIP-LTE (Huawei Certified ICT Professional-LTE)
  • Updated: Jul 27, 2026
  • Q & A: 195 Questions and Answers
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Huawei H31-421-ENU Exam Syllabus Topics:

SectionWeightObjectives
LTE Advanced Troubleshooting30%- Antenna and feeder system fault analysis
- KPI analysis and problem location
- eNodeB transmission fault diagnosis
- Interworking issues with 2G/3G networks
- Coverage, capacity and interference optimization
- Common fault handling workflow
- VSWR and PIM related issues
LTE Signaling and Protocols27%- X2AP and S1AP signaling processes
- UE attach, TAU and detach procedures
- Intra-LTE and inter-RAT handover procedures
- RRC, PDCP, RLC, MAC layer functions
- Bearer establishment and management
- EPS network architecture and interfaces
eNodeB Reconfiguration and Maintenance13%- Routine maintenance and performance monitoring
- eNodeB configuration management process
- Typical scenario configuration adjustment
- Transmission and device data configuration
- Radio parameter planning and configuration
LTE Air Interface30%- LTE network evolution and 3GPP standards
- Physical channels, signals and reference signals
- Radio interface protocols and architecture
- Cell search, random access and paging procedures
- MIMO and multi-antenna technologies
- Frame structure and channel structure for FDD/TDD
- OFDMA and SC-FDMA principles

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

1. From the perspective of the entire network, LTE network architecture includes EPC and what?

A) E-ITRAN
B) WRAN
C) UTRAN
D) Single RAN


2. By default, what can be the maximum TTL value of datagram sent by Tracert? If the packet does not respond within the specified time, the TTL value will be displayed on the sending end.

A) 16
B) 8
C) 30
D) 45


3. In the LTE system, the synchronization signal occupies a fixed 6 RBs bandwidth.

A) TRUE
B) FALSE


4. Under the normal CP (Cyclic Prefix) configuration, how many symbols have in a slot?

A) 8
B) 7
C) 6
D) 5


5. Which of the following reference signals is unique to LTE TDD system?

A) Uplink reference signal SRS
B) UE-specific RS
C) Cell Specific RS
D) Uplink Reference Signal DM RS


Solutions:

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

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