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Huawei H31-331 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Equipment Deployment and Configuration | - Commissioning and Setup
|
| Topic 2: OTN and Transmission Fundamentals | - Basic Concepts and Protocols
|
| Topic 3: Network Architecture and Topology | - OTN Network Planning
|
| Topic 4: Service Management and Maintenance | - Operational Procedures
|
Huawei Certified Network Professional-Building Carrier OTN Transmission Network Sample Questions:
Which of the following is a description of the SCC function from the subrack? Which one is wrong?
- A. Protection switching protocol processing of this subrack
- B. From the subrack board status management
- C. DCN message forwarding
- D. Processing of overhead
The OAU101 is known to have a single-wave input/output nominal value of -16/+4dBm and a gain range of
20 to 31dB. If there is a -20dBm signal at the input, use DCM(A) (insert loss 4dB) to make it When the nominal output is reached, which of the following values should the gain on the network management be set to?
- A. 20dB
- B. 31dB
- C. 24dB
- D. 27dB
What are the main methods for suppressing nonlinear effects in the WDM system? (multiple choice)
- A. Advanced light source technology
- B. Improve the optical power of the transmitter signal
- C. Good dispersion management
- D. Use large effective area fiber as the transmission medium
- E. Control signal optical power
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. True
- B. False
For the aggregation type OTU board, when the ODUk_PM_AIS alarm is received on the WDM side of the receiving OTU board, the following describes the OTN standard signal processing, which is correct.
- A. No processing and reporting on this site
- B. Return OTUk_BDI alarm to the wavefront side of the upstream station
- C. Generate SD events on the WDM side of the B station OTU, trigger channel service switching
- D. After the alarm processing on the client side, the ODUk_PM_AIS alarm can be detected in the client device.
