Huawei Certified Network Professional-Building Carrier OTN Transmission Network Exam (H31-331) - Huawei

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Sample H31-331 Exam Questions & Explanations

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Question #1 Verified Q&A
In the NG WDM network, Ethernet service degradation occurs.<br />
<br />
Which of the following are possible reasons? (multiple choice)
A Large amount of traffic and insufficient bandwidth configuration
B Line fiber failure
C Ample bandwidth and large bursts of business
D The port attribute does not match the peer device.
E Physical layer failure
F When the traffic is too large, the peer device does not have time to respond.
Correct Answer: Large amount of traffic and insufficient bandwidth configuration, Ample bandwidth and large bursts of business, The port attribute does not match the peer device., Physical layer failure, When the traffic is too large, the peer device does not have time to respond.
Question #2 Verified Q&A
If you want to establish a GE-level service path on the NMS, which of the following is not required?
A Complete ODU1 path
B Complete Och path
C Complete OSC path
D Complete OMS path
Correct Answer: Complete OSC path
Question #3 Verified Q&A
Which of the following does not belong to the transmission characteristics of optical communication?
A Dispersion
B Loss
C Temperature
D Nonlinear
Correct Answer: Temperature
Question #4 Verified Q&A
Which of the following transmission equipment units/interfaces provides the function of connecting the customer side equipment?
A Cross/exchange unit
B Line unit / NNI interface
C Main control unit
D Branch unit / UNI interface
Correct Answer: Branch unit / UNI interface
Question #5 Verified Q&A
Which layer of the public telecommunications network is the transport network at the level?
A The highest level
B The bottom layer
C Secondary bottom layer
D Middle layer
Correct Answer: The bottom layer

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Our H31-331 (Huawei Certified Network Professional-Building Carrier OTN Transmission Network Exam) practice question bank currently includes 180 verified questions with comprehensive explanations.
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The H31-331 (Huawei Certified Network Professional-Building Carrier OTN Transmission Network Exam) question bank is built to mirror the real exam's format and topics, with detailed explanations for every answer so you understand the reasoning — not just memorize responses.
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