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

1. Which of the following options is not the cause of the R-LOS alarm?

A) The starter laser is damaged
B) Line attenuation is too large
C) Broken fiber
D) Frame failure

2. There are two main layers of OTN network layering: optical layer and electrical layer. The electrical layer contains four layers of OPUk, DUkP, ODUkT and OTUk.

A) False
B) True

3. OLP is single-ended switching. In the case of a single fiber break, there will be inconsistencies in the sending and receiving routes.

A) False
B) True

4. For WDM devices, the smaller the channel spacing, the smaller the frequency offset allowed by the center frequency.

A) False
B) True

5. What are the following optical loss alarms that will not cause business interruption? (multiple choice)

A) MUT_LOS
B) OSC_LOS
C) CHAN_LOS
D) R_LOS

Solutions: