Huawei H12-931-ENU

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Huawei Certified Internetwork Expert-Transmission Sample Questions:

1. After the 10G system wavelength division commissioning is completed, it is found that the OSNR value of the single wave scanned by the receiving MCA is very good, but the bit error rate before error correction is very poor. The possible reasons are (multiple choices)

A) Unreasonable optical power commissioning
B) The line attenuation is greater than the design value
C) An optical equalization station is used in the middle
D) Unreasonable dispersion compensation

2. The optical power of one wave is 3dBm, and the optical power of the other wave is 5dBm. The total optical power after the two waves are combined is 3+5 = 8dBm

A) FALSE
B) TRUE

3. The single-fiber bidirectional optical interface of PTN equipment distinguishes upstream and downstream service flows according to time slots.

A) FALSE
B) TRUE

4. In the reference source monitoring window, if the queried SSM signal is DUS, it means that the clock signal is

A) Clock signal that meets G.812 quality requirements
B) Clock signal that meets the quality requirements of G.813
C) Clock signal that meets G.811 quality requirements
D) Unavailable clock

5. Use end-to-end path configuration circuit on the network management, then there will be no discrete services on the network management, and it can ensure that the configured circuit is complete.

A) FALSE
B) TRUE

Solutions: