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Huawei H31-331 : Huawei Certified Network Professional-Building Carrier OTN Transmission Network
- Exam Code: H31-331
- Exam Name: Huawei Certified Network Professional-Building Carrier OTN Transmission Network
- Updated: Aug 02, 2026 Q&As: 180 Questions and Answers
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Huawei H31-331 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: OTN and Transmission Fundamentals | - Basic Concepts and Protocols
|
| Topic 2: Service Management and Maintenance | - Operational Procedures
|
| Topic 3: Equipment Deployment and Configuration | - Commissioning and Setup
|
| Topic 4: Network Architecture and Topology | - OTN Network Planning
|
Huawei Certified Network Professional-Building Carrier OTN Transmission Network Sample Questions:
1. Which of the following statements is wrong for ROADM?
A) ROADM can realize automatic adjustment of optical power
B) The use of ROADM is a prerequisite for implementing the electrical layer ASON function.
C) ROADM can achieve flexible upper and lower wavelengths within the site
D) The use of ROADM is a prerequisite for implementing the optical layer ASON function.
2. The path method OCH creation may be unsuccessful. (multiple choice)
A) The service layer path is missing.
B) The data on the device side and the NE side are not synchronized.
C) The wavelength configuration of the source and sink boards is inconsistent.
D) The device side and NE side time are not synchronized.
3. In order to locate the wave-side optical fiber line and the connector is normal, which of the following loopback methods is most suitable?
A) Wavelength side outer loopback
B) Customer side external loopback
C) Customer side internal loopback
D) Wavelength side inner loopback
4. 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) True
B) False
5. The signal-to-noise ratio is an important factor in the limitation of the DWDM system. The root cause of the noise is which of the following boards is used in the system?
A) Combine/demultiplexer
B) Raman magnifying board
C) EDFA amplifier board
D) Light forwarding board
Solutions:
| Question # 1 Answer: B | Question # 2 Answer: A,B,C | Question # 3 Answer: A | Question # 4 Answer: A | Question # 5 Answer: C |
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