Purchase Huawei : H31-311_V2.5 Exam Materials and then pass exam easily

Updated: Jul 27, 2026

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Huawei H31-311_V2.5 Exam Overview:

Certification Vendor:Huawei
Exam Name:Huawei Certified ICT Associate – Transmission V2.5
Exam Number:H31-311_V2.5
Exam Format:Single-choice questions, Multiple-choice questions, True/False questions
Available Languages:English, Simplified Chinese
Real Exam Qty:60
Exam Duration:90 minutes
Passing Score:600/1000
Related Certifications:HCIP-Transmission
HCIE-Transmission
Certificate Validity Period:3 years
Recommended Training:Huawei Talent Online Learning
HCIA-Transmission Training Courses
Exam Registration:Pearson VUE Huawei Exams
Huawei Certification Official Portal
Sample Questions:Huawei H31-311_V2.5 Sample Questions
Exam Way:Online proctored exam or authorized test center (Huawei certification platform / Pearson VUE depending on region)
Pre Condition:No strict prerequisite, but basic ICT knowledge is recommended
Official Syllabus URL:https://e.huawei.com/en/talent/certification

Huawei H31-311_V2.5 Exam Syllabus Topics:

SectionObjectives
Topic 1: Transmission Network Operation & Maintenance- Network deployment and maintenance
  • 1. Fault diagnosis and troubleshooting
    • 2. Equipment configuration basics
      Topic 2: SDH Technology- Synchronous Digital Hierarchy (SDH)
      • 1. SDH network elements and functions
        • 2. Frame structure and multiplexing
          Topic 3: Transmission Fundamentals- Basic ICT and transmission network principles
          • 1. Overview of transmission technologies
            • 2. Network topology basics
              Topic 4: WDM and OTN Technologies- Wavelength Division Multiplexing (WDM)
              • 1. Optical channel management
                • 2. DWDM/ CWDM principles
                  - Optical Transport Network (OTN)
                  • 1. OTN frame structure
                    • 2. OTN protection and switching
                      Topic 5: Optical Fiber Communication- Optical fiber structure and characteristics
                      • 1. Fiber types and parameters
                        • 2. Optical transmission principles

                          Huawei HCIA-Transmission V2.5 Sample Questions:

                          1. The dispersion coefficient of G655 single-mode optical fiber is smaller than that of G.652 single- mode optical fiber.

                          A) True
                          B) False


                          2. Which of the following is not an advantage of SDH?

                          A) Multiplex Line Standards
                          B) Backward compatibility
                          C) The overhead for OAM is relatively small
                          D) Internationally unified standard interface


                          3. Only one TCM can be used at a site.

                          A) True
                          B) False


                          4. Which of the following descriptions of ODUk_PM_BDI is correct?

                          A) ODUk PM open connection indication
                          B) ODUk PM signal degradation
                          C) BIP8 bit error exceeds the limit in the ODUk PM segment
                          D) ODUk PM backward trap indication


                          5. Which of the following options are included in the advantages of Liquid OTN? (Multiple choice)

                          A) Ubiquitous connectivity
                          B) Ultra-low latency
                          C) Flexible and efficient
                          D) Minimalistic architecture


                          Solutions:

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

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