H31-331 Questions And Answers
$199
Exam Name: Huawei Certified Network Professional-OTN Transmission
Updated: 2021-04-21
Q & A: 186
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Question No : 1
U2000 network management provide basic configuration data management functions, the following on the synchronization and upload, which is wrong?
A. Synchronization is upload inconsistent data content (conflict data, NE side have date but NMS side does not have) to the network management side.
B. upload is the NE side data reported to NMS side, covering the corresponding NMS side of the network element data
C. For the network management side have data but NE side does not have the data, synchronization and upload are not deleted
D. When synchronizing, the same data as NMS side and NE side are also uploaded
A. Synchronization is upload inconsistent data content (conflict data, NE side have date but NMS side does not have) to the network management side.
B. upload is the NE side data reported to NMS side, covering the corresponding NMS side of the network element data
C. For the network management side have data but NE side does not have the data, synchronization and upload are not deleted
D. When synchronizing, the same data as NMS side and NE side are also uploaded
Answer: D
Question No : 2
When equipment commissioning test, checking machine-box fan should watch fan panel FAN indicator, under normal circumstances should be light green always. If the indicator is light red always, it means one or more than one fan is faulty; if the indicator is light yellow always, it means two fans are faulty. Please troubleshooting and then continue commissioning.
A. True
B. False
A. True
B. False
Answer: B
Question No : 3
If you want to establish a GE-level business path on the network, which of the following is not required?
A. Complete Och path
B. Complete ODU1 path
C. Complete OMS path
D. Complete OSC path
A. Complete Och path
B. Complete ODU1 path
C. Complete OMS path
D. Complete OSC path
Answer: D
Question No : 4
For the system 24 hours without error loopback performance test, which of the following statement is correct? (Multiple choice)
A. The test is also for each channel, we can use multi-channel series together for testing.
B. Test time is generally set to 24 hours, the test is generally required after the completion of system commissioning, then the optical power per channel should be the best value.
C. The number of channel concatenation is no more than 16, and the channel bearer service type can be different.
D. Optical port from the ring do not have to add fixed light attenuator.
A. The test is also for each channel, we can use multi-channel series together for testing.
B. Test time is generally set to 24 hours, the test is generally required after the completion of system commissioning, then the optical power per channel should be the best value.
C. The number of channel concatenation is no more than 16, and the channel bearer service type can be different.
D. Optical port from the ring do not have to add fixed light attenuator.
Answer: AB
Question No : 5
When the "time slot configuration mode" is set to "manual mode", do not need to set the "send service timeslot" and "receive service timeslots" when configuring electric layer cross.
A. True
B. False
A. True
B. False
Answer: B
Question No : 6
What meter need to be used in commissioning test? (Select 4 Answers)
A. Optical Power Meter
B. Spectrum Analyzers
C. Multimeter
D. SDH Analyzer
E. GPS
A. Optical Power Meter
B. Spectrum Analyzers
C. Multimeter
D. SDH Analyzer
E. GPS
Answer: ABCD
Question No : 7
Which of the following boards does not support on-board 1 + 1 protection.
A. OTU
B. OLP
C. SCS
D. DCP
A. OTU
B. OLP
C. SCS
D. DCP
Answer: C
Question No : 8
All network element detached of NG WDM subnet in U2000 network management , report NE_COMMU_BREAK, NE_NOT_LOGIN and GNE_CONNECT_FAIL alarm in U2000 network management, the business is not affected. According to the fault phenomena, which of the following is possible reason? (Select 5 Answers)
A. gateway network element fault
B. cable connection interruption or HUB port damaged between gateway network element and HUB
C. gateway network element IP modify by mistake
D. the line cable fault
E. scenario without master and Standby gateway network element, gateway network element is making the operations of main control panel master and standby switching.
F. scenario with master and Standby gateway network element, the main used gateway network element is making the operations of main control panel master and standby switching.
A. gateway network element fault
B. cable connection interruption or HUB port damaged between gateway network element and HUB
C. gateway network element IP modify by mistake
D. the line cable fault
E. scenario without master and Standby gateway network element, gateway network element is making the operations of main control panel master and standby switching.
F. scenario with master and Standby gateway network element, the main used gateway network element is making the operations of main control panel master and standby switching.
Answer: ABCEF
Question No : 9
The following APE features and dependency constraints, the correct is ( ). (Select 2 Answers)
A. If you configure the APE feature, you must also configure the ALC function.
B. APE function requires the sender end station to configure detection plate, closed end station configure adjustment plate.
C. adjustment station all boards must be in the same network elements.
D. adjustment station and detection station must be in the same network elements.
A. If you configure the APE feature, you must also configure the ALC function.
B. APE function requires the sender end station to configure detection plate, closed end station configure adjustment plate.
C. adjustment station all boards must be in the same network elements.
D. adjustment station and detection station must be in the same network elements.
Answer: A C
Question No : 10
What are the possible reasons for being caused routing calculation failure by light trails (OCh Level)? (Select 3 Answers)
A. Fiber optic connection error.
B. The wavelength of OTU board's wavelength division side is not inconsistent with optical cross¡¯.
C. Network layer OTS path loss.
D. The attenuation of optical fiber between OAU board's TDC port and RDC port is too large
A. Fiber optic connection error.
B. The wavelength of OTU board's wavelength division side is not inconsistent with optical cross¡¯.
C. Network layer OTS path loss.
D. The attenuation of optical fiber between OAU board's TDC port and RDC port is too large
Answer: ABC
Question No : 11
OptiX OSN 8800 T64 fan speed control only has automatic mode, no adjustable mode.
A. True
B. False
A. True
B. False
Answer: B
Question No : 12
Which of the following instruments can measure the veneer customer side or wavelength division side average transmit optical power? (Select 2 Answers)
A. optical power meter
B. Spectrum Analyzers
C. SDH analyzer
D. Multimeter
A. optical power meter
B. Spectrum Analyzers
C. SDH analyzer
D. Multimeter
Answer: AB
Question No : 13
OptiX OSN 8800 T64 System ES4 Block PIU Board, powered by 1+1 hot backup.
A. True
B. False
A. True
B. False
Answer: B
Question No : 14
The ALC configuration process involves creating an ALC link node, performing link consistency check, searching the ALC link, sampling the current line attenuation, and initiating the link auto-tuning.
A. True
B. False
A. True
B. False
Answer: A
Question No : 15
Compared to MR2, which of the following is not the advantage of M40/D40?
A. Channel flatness
B. Filter noise
C. Support the smooth expansion within 40 waves
D. Can achieve the wavelength of the k-complexes and partial waves
A. Channel flatness
B. Filter noise
C. Support the smooth expansion within 40 waves
D. Can achieve the wavelength of the k-complexes and partial waves
Answer: D
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