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

Question: 1
In the NG WDM network, Ethernet service degradation occurs.
Which of the following are possible reasons? (multiple choice)

A. Large amount of traffic and insufficient bandwidth configuration
B. Ample bandwidth and large bursts of business
C. When the traffic is too large, the peer device does not have time to respond.
D. The port attribute does not match the peer device.
E. Line fiber failure
F. Physical layer failure

Answer: A, B, C, D, F

Question: 2
If you want to establish a GE-level service path on the NMS, which of the following is not required?

A. Complete Och path
B. Complete ODU1 path
C. Complete OMS path
D. Complete OSC path

Answer: D

Question: 3
Which of the following does not belong to the transmission characteristics of optical communication?

A. Loss
B. Temperature
C. Nonlinear
D. Dispersion

Answer: B

Question: 4
Which of the following transmission equipment units/interfaces provides the function of connecting the customer side equipment?

A. Line unit / NNI interface
B. Main control unit
C. Branch unit / UNI interface
D. Cross/exchange unit

Answer: C

Question: 5
Which layer of the public telecommunications network is the transport network at the level?

A. The bottom layer
B. Secondary bottom layer
C. Middle layer
D. The highest level

Answer: A
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