Exam Details

  • Exam Code
    :H31-311
  • Exam Name
    :HCIA-Transmission V2.5
  • Certification
    :Huawei Certifications
  • Vendor
    :Huawei
  • Total Questions
    :198 Q&As
  • Last Updated
    :Apr 13, 2025

Huawei Huawei Certifications H31-311 Questions & Answers

  • Question 81:

    The Kl and K2 bytes can transmit APS switching signaling, and can also indicate that the multiplex section signal fails.

    A. TRUE

    B. FALSE

  • Question 82:

    When the SXCS board is configured for an OSN 3500, which of the following is the access capacity of the subrack in full configuration?

    A. 35G

    B. 58.75G

    C. 80G

    D. 155G

  • Question 83:

    Optical fiber loss includes the bending loss, absorption loss, and scattering loss.

    A. TRUE

    B. FALSE

  • Question 84:

    In the 2.5G MSP ring consisting of four MSTP sites, when a protection switching occurs, which of the following statements about the alarm reporting is correct?

    A. The PS alarm is reported on the tributary board.

    B. The APS-INDI alarm is reported on the XCS board.

    C. The APS-INDI alarm is reported on the system control board.

    D. The APS-INDI alarm is reported on the line board.

  • Question 85:

    In the frame structure of SDH signals, there are abundant overhead bytes used for operation, administration, and maintenance (OAM). The overhead bytes account for ( ) of all bits in the entire frame and greatly enhance the monitoring functions of the network.

    A. 1/10

    B. 1/20

    C. 1/30

    D. 1/40

  • Question 86:

    The U2000 can be flexibly interconnected with different third-party NMSs through northbound interfaces (NBIs), and provides information about physical inventory and alarms to the upper-layer NMSs.

    A. TRUE

    B. FALSE

  • Question 87:

    The single-fiber bidirectional WDM system uses only one optical fiber to transmit optical signals in two directions at the same time. The optical signals in the two directions should be arranged at different wavelengths.

    A. TRUE

    B. FALSE

  • Question 88:

    The working mode of a port determines the flow control mode of the port. When the working mode is 100 Mbit/s full duplex, which of the following flow control modes can be used?

    A. Auto-negotiation flow control mode

    B. Non-auto-negotiation flow control mode

    C. Both of the above

    D. None of the above

  • Question 89:

    The STM-64 has () AU pointers.

    A. 64

    B. 1

    C. 4

    D. 16

  • Question 90:

    Which of the following logical functional modules are involved in processing clock signal? (Multiple Choice)

    A. SPI

    B. RST

    C. MCF

    D. SETS

Tips on How to Prepare for the Exams

Nowadays, the certification exams become more and more important and required by more and more enterprises when applying for a job. But how to prepare for the exam effectively? How to prepare for the exam in a short time with less efforts? How to get a ideal result and how to find the most reliable resources? Here on Vcedump.com, you will find all the answers. Vcedump.com provide not only Huawei exam questions, answers and explanations but also complete assistance on your exam preparation and certification application. If you are confused on your H31-311 exam preparations and Huawei certification application, do not hesitate to visit our Vcedump.com to find your solutions here.