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Huawei Certified Network Professional-Building Carrier OTN Transmission Network Sample Questions:

1. The ROADM achieves wavelength reconfigurability by blocking or crossing wavelengths, thereby making static wavelength resource allocation a flexible dynamic allocation. The ROADM technology cooperates with the network management software to adjust the wavelength up and down and punch-through state to achieve remote dynamic adjustment of the wavelength state, and supports up to 80 wavelengths.

A) False
B) True

2. The method of increasing the signal-to-noise ratio is to increase the optical power, so the optical power has a high signal-to-noise ratio.

A) False
B) True

3. What are the possible reasons why optical line protection cannot be automatically switched? (multiple choice)

A) The protection channel has failed.
B) Artificially implemented a lock switch or forced switch command.
C) The working channel has failed.
D) The protection group parameters are incorrectly configured.

4. When the light strip is removed, the specification requires that the fiber is pulled out and then pulled out.

A) False
B) True

5. The monitoring channel did not participate in the amplification during the entire transmission, but was terminated and regenerated at each site.

A) False
B) True

Solutions: