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Huawei HCIA-Transmission V2.5 Sample Questions:

1. Which of the following networking forms supports additional service configuration?

A) 1:N linear multiplex section
B) 1+1 linear multiplex section
C) PP ring protection
D) SNCP protection

2. TU-AIS is often encountered during network maintenance. Which of the following alarms can trigger a TU-AIS alarm? (Multiple choice)

A) HP-TIM
B) AU-LOP
C) R-LOS
D) 82-EXC

3. The refractive index of the core n1 () and the refractive index of the cladding n2 are necessary conditions for the transmission of optical signals in optical fibers.

A) less than
B) Greater than
C) Equal to

4. Currently, the most commonly used signal is 2Mbit/s. Which of the following steps are involved in the process of multiplexing 2Mbit/s signals into STM-N? (Multiple choice)

A) Add pointer
B) Add segment overhead
C) Scrambling
D) Rate Adaptation

5. For OTN interfaces without optical layer overhead, in order to achieve monitoring purposes, OTUk/OTUk-v/OTUkV and OTUCn signals are terminated when the interface signal is terminated.

A) True
B) False

Solutions: