Huawei H31-311-ENU : HCIA-Transmission(Huawei Certified ICT Associate-Transmission)

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Huawei H31-311-ENU Exam Syllabus Topics:

Huawei HCIA-Transmission(Huawei Certified ICT Associate-Transmission) Sample Questions:

1. In the SDH optical synchronous transmission system, which of the following bytes is used to transmit the quality and usage information of clock sources?

A) G1
B) N1
C) S1
D) M1

2. Assume that 2 x VC-12 timeslots need to be bound with VCTRUNK1 of the N2EFS4 board.
When 8 x VC-4 timeslots are available on the N2EFS4 board, which of the following timeslots meets the requirements?

A) VC-12 timeslots 33 and 34 of the second VC-4
B) VC-12 timeslots 1 and 2 of the eighth VC-4
C) VC-12 timeslots 1 and 2 of the fourth VC-4
D) VC-12 timeslots 1 and 2 of the first VC-4

3. The error correction capability of FEC is measured with the encoding gain.
Which of the following statements about the encoding gain is incorrect?

A) The encoding gain of the in band FEC is larger than that of the outband FEC.
B) The encoding gain of AFEC is larger than that of FEC.
C) The error correction capability of FEC increases with the encoding gain.
D) When the BER is constant, the OSNR saved by the correction encoding is called encoding gain.

4. The EPL service exclusively uses bandwidth on the line, which is highly secure. It is applicable to the private line application of VIP customers.

A) FALSE
B) TRUE

5. The section overhead of STM-4 is ( ) bytes/frame.

A) 9*8
B) 9*9*8
C) 9*8*4
D) 9*9*4

Solutions: