Exam Name: Huawei Certified Network Professional-Building Carrier OTN Transmission Network
Certification Provider: Huawei
Corresponding Certification: HCNP-OTN Transmission
Over 59596+ Satisfied Customers
Instant Download Huawei : H31-331 Questions & Answers as PDF & Test Engine
Updated: Sep 26, 2026
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Huawei H31-331 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Network Architecture and Topology | - OTN Network Planning
|
| Service Management and Maintenance | - Operational Procedures
|
| Equipment Deployment and Configuration | - Commissioning and Setup
|
| OTN and Transmission Fundamentals | - Basic Concepts and Protocols
|
Huawei Certified Network Professional-Building Carrier OTN Transmission Network Sample Questions:
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 🗳️
All NEs in an NG WDM subnet on the U2000 are removed. The U2000 network management reports NE_COMMU_BREAK, NE_NOT_LOGIN, and GNE_CONNECT_FAIL alarms, and the service is not affected.
According to this fault phenomenon, which of the following are possible causes ()? (multiple choice)
- A. The network cable connection between the gateway network element and the HUB is interrupted or the HUB port is damaged.
- B. The gateway network element IP is incorrectly changed.
- C. Line cable failure
- D. In the scenario of no active/standby gateway NEs, the gateway NE performs the active/standby switchover of the main control board.
- E. Gateway network element failure
- F. In the scenario of the active and standby gateway NEs, the active gateway NE performs the active/standby switchover of the main control board.
Correct Answer: A,B,D,E,F 🗳️
On the OSN6800, the LDG board can implement Layer 2 scheduling of Ethernet.
- A. True
- B. False
Correct Answer: B 🗳️
When performing fiber synchronization, the following does not mean the meaning of the fiber representation for the network element. Which one is correct?
- A. The fiber connection that does not exist on the network management side and the network element side
- B. Fiber connection only on the NE side
- C. Fiber connection only on the local network management side
- D. The fiber connection exists on the network management side and the network element side.
Correct Answer: C 🗳️
Which board is processed between OMS overheads, which of the following is correct?
- A. MUX/DEMUX/OADM board
- B. OSC board
- C. BTU / circuit board
- D. FIU board
Correct Answer: A 🗳️
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