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Huawei Updated H31-311_V2.5 Exam Questions and Answers by cezar

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Huawei H31-311_V2.5 Exam Overview :

Exam Name: HCIA-Transmission V2.5
Exam Code: H31-311_V2.5 Dumps
Vendor: Huawei Certification: Transmission
Questions: 246 Q&A's Shared By: cezar
Question 12

After signals are transmitted for a certain distance in a WDM system, the optical signal-to-noise ratio (OSNR) at the receive end decreases to a certain extent. Which of the following Is the main cause?

Options:

A.

EDfAs are used.

B.

Multiplexers and demultiplexers are used.

C.

Fiber attenuation is excessively high.

D.

New types of optical fibers are not used.

Discussion
Question 13

Which of the following is the frame indicated by the VC-4 J1 byte by the AU pointer of the current frame?

Options:

A.

Current framework

B.

Next frame

C.

Previous frame

D.

None of the above

Discussion
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Question 14

Which of the following is the basic requirement of the DWDM system in the light source?

Options:

A.

output wavelength stabilization

B.

Use the direct modulation method

C.

Low dispersion tolerance.

D.

The launch function is very high

Discussion
Question 15

Which of the following logic function blocks are involved in processing clock signals? (Multiple choice).

Options:

A.

SPl

B.

RST

C.

MCF

D.

SETS

Discussion
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