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Huawei H31-331 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Maintenance, Testing and Troubleshooting | 20% | - Routine maintenance procedures - Alarm analysis and signal flow - Fault positioning and troubleshooting - Performance and optical parameter testing |
| OTN and WDM Basic Principles | 20% | - WDM system principles and classification - OTN architecture and frame structure - Optical layer and electrical layer technologies |
| OptiX WDM Hardware and Networking | 20% | - Networking modes and application scenarios - Common boards and functions of OSN 6800/8800 - Signal flow and optical power budget |
| Data Configuration and Commissioning | 25% | - Optical layer service configuration - Electrical layer ODUk cross-connection - Common system configuration - Equipment commissioning and parameter adjustment |
| Protection and Special Technologies | 15% | - ALC, IPA, APE principles and configuration - Optical layer and electrical layer protection schemes |
Huawei Certified Network Professional-Building Carrier OTN Transmission Network Sample Questions:
For a certain optical layer scheduling board (such as WSD9/WSM9/WSMD4), you can set the optical wavelength routing in the board separately.
- A. True
- B. False
Correct Answer: A 🗳️
Which of the following statements about the W40 system M40(V)/D40(V) board indicators is wrong?
(multiple choice)
- A. M40V/D40V insertion loss is generally less than M40/D40
- B. Insertion loss and isolation are as small as possible
- C. The unit of insertion loss and isolation is dB
- D. M40V/D40V insertion loss is generally greater than M40/D40
Correct Answer: A,B 🗳️
When configuring the electrical layer crossing, when the "slot configuration mode" is set to "manual mode", it is not necessary to set "send service time slot" and "receive service time slot".
- A. True
- B. False
Correct Answer: B 🗳️
Which of the statements about the dispersion compensation module is wrong?
- A. The system retains proper dispersion, which can effectively avoid the occurrence of four-wave mixing
- B. DCM80 indicates that the module can compensate 80KM dispersion value
- C. Dispersion compensation is a random value, independent of cable length
- D. The inside of the module is DCF (with dispersion inverse characteristic) pigtail
Correct Answer: C 🗳️
If a port has been added with a fiber connection between the boards in the NE, the port automatically becomes the boundary port of the NE.
- A. True
- B. False
Correct Answer: B 🗳️
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