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Huawei H19-410 Exam Questions and Answers, HCSA-Presales-Transmission | SPOTO

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Question #1
What is the maximum capacity of a single wave in Huawei's financial data center transmission solution?
A. 40G
B. 100G
C. 200G
D. 400Gcorrect
View answer
Correct Answer: D
Question #2
What is the biggest difference between different types of amplifiers?
A. Different gainscorrect
B. Different noise figures
C. Occupied different slots
View answer
Correct Answer: A
Question #3
Under the ADM configuration in the STM-16 level two-fiber bidirectional multiplex section shared protection ring, which of the following is the service protection situation?
A. The two circuit boards back up each other
B. Half the capacity in one board is used to protect half the capacity in the other boardcorrect
C. Two circuit boards, one main and one backup
D. The two circuit boards have nothing to do with each other
View answer
Correct Answer: B
Question #4
The actual effective bandwidth of GPON downstream is about 2.3G. If all users on a single PON port subscribe to 1000M packages, how many users can it support at most?
A. 2
B. 8
C. 16correct
D. 32
View answer
Correct Answer: C
Question #5
The main product currently promoted by the power OTN backbone communication network is ().
A. OSN1800IIV
B. OSN8800T32
C. OSN9800M24correct
D. OSN9800U32
View answer
Correct Answer: C
Question #6
What is the main application scenarios of DC908?
A. Complex Metropolitan Network
B. Backbone network
C. DC point-to-point interconnectioncorrect
View answer
Correct Answer: C
Question #7
In all-optical video backhaul, which of the following can be used in scenarios where power supply, management, lightning protection, and intelligence are required?
A. EG8040C
B. P622Ecorrect
C. T672E
D. EG8084P
View answer
Correct Answer: B
Question #8
Which of the following is not an advantage of the enhanced MSTP built-in PCM solution over the traditional solution?
A. Reduce the number of network failure points and improve network reliability
B. Save room space
C. End-to-end management services, simple operation and maintenance
D. Improve signal transmission qualitycorrect
View answer
Correct Answer: D
Question #9
In the WDM model, the payload part of the OMS layer of the functional unit that completes the OEO conversion is processed on the MUX/DEMUX/OADM board OTU optical wavelength conversion board
A. OLA
B. MUX
C. DEMUX
D. OTUcorrect
View answer
Correct Answer: D
Question #10
The actual effective bandwidth of EPON downstream is about 0.96G. If all users on a single PON port subscribe to 1000M packages, how many users can it support at most?
A. 0correct
B. 2
C. 4
D. 8
View answer
Correct Answer: A
Question #11
Which of the following statements about the high reliability of POL networks is incorrect?
A. Type B phasecorrect
B. Type C has higher protection cost
C. Type B and Type C protection networking is feasible
D. P622 can provide dual-link uplink protection
E. Type B and Type C protection: When the main fiber fails, it can automatically switch to another fiber
View answer
Correct Answer: A
Question #12
The SDH frame structure includes
A. Channel overhead, information payload, and segment overhead
B. Regeneration section overhead, multiplexing section overhead, management unit pointer, information payloadcorrect
C. Containers, virtual containers, reuse, mapping
D. Regeneration section overhead, multiplexing section overhead, channel overhead, management unit pointer
View answer
Correct Answer: B
Question #13
Protection range of ODUkSNCP Linear protection realized by dual transmission and selective reception
A. Line Fiber
B. OCH optical fiber, line optical fiber
C. Circuit board, OCH optical fiber, line optical fibercorrect
D. Branch board, circuit board, OCH fiber, line fiber
View answer
Correct Answer: C
Question #14
What is the maximum speed that Huawei 1800 series devices can record in a single wave?
A. 2
B. 10G
C. 40G
D. 100Gcorrect
View answer
Correct Answer: D
Question #15
The voltage level of the substation not covered by the power transmission and transformation communication network is ().
A. 10kvcorrect
B. 35kv
C. 110kv
D. 220kv
View answer
Correct Answer: A
Question #16
What are the ONU user-side interfaces commonly used in radio and television ONUs?
A. 4FE
B. 4GE
C. 1GE+3FEcorrect
D. 2GE+2FE
View answer
Correct Answer: C
Question #17
What is the biggest difference between radio and television and operators before 2019?
A. Wireless Servicescorrect
B. Private Line Services
C. Home Broadband Services
D. Video services
View answer
Correct Answer: A
Question #18
What do the red marked panels in the configurator mean?
A. Panel Controlcorrect
B. Longer delivery time for panels
C. Panels are sold normally
D. Discontinued boards
View answer
Correct Answer: A
Question #19
The line impedance of the 2Mbps electrical interface is specified as
A. 75Ω (unbalanced)
B. 120Ω (balanced)
C. 75Ω (unbalanced) or 120Ω (balanced)correct
D. None of the above
View answer
Correct Answer: C
Question #20
Which of the following is not included in common GPON optical module type?
A. CLASSB+
B. CLASSB++correct
C. CLASSC+
D. CLASSC++/CLASSD
View answer
Correct Answer: B
Question #21
What solution do we mainly promote for the radio and television county and township transmission network?
A. MSTP solution
B. Enhanced MSTP solution
C. MS-OTN Convergence Solutioncorrect
D. EPTN solution
View answer
Correct Answer: C
Question #22
Which of the following description about XGSPON is wrong?
A. The maximum downstream rate is 9
B. Maximum splitting ratio 1:256; a single PON port can access more ONUs, suitable for high-density scenarios
C. Improve the frame structure to adapt to the 10G rate and enhance the flexibility of DBA allocation
D. Simplify the physical layer message management mechanism, which is lower than GPON in terms of security and energy saving
View answer
Correct Answer: D
Question #23
In which year does Document No. 996 require the construction of the video network?
A. 2019
B. 2020
C. 2021correct
D. 2022
View answer
Correct Answer: C
Question #24
Which of the following products does not have POE features at all?
A. P613E
B. P602Ecorrect
C. P813E
D. EA5821
View answer
Correct Answer: B
Question #25
The advantages of the power distribution network automation xPON solution over other solutions do not include ().
A. High bandwidth
B. Passive network has high reliability
C. Applicable to areas where fiber coverage is difficultcorrect
D. Less affected by electromagnetic interference
View answer
Correct Answer: C
Question #26
What is the Wavenumber of commonly used continuous wavelength division multiplexing systems?
A. 4
B. 8correct
C. 16
D. 32
View answer
Correct Answer: B
Question #27
Huawei Financial Data Center Transmission Solution FC Interface Maximum Support
A. FC1600
B. FC2400
C. FC3200correct
D. FC4000
View answer
Correct Answer: C
Question #28
Which of the following descriptions of railway business network security and reliability requirements are incorrect ?
A. TDM services and Ethernet services are physically isolated using different hard pipes
B. Different Ethernet subsystems use ODUk physical pipes to isolate services
C. E1 services are on the TDM plane, and IP services are on the packet plane
D. Business interfaces tend to be IP-based, so physical isolation of business is no longer requiredcorrect
View answer
Correct Answer: D
Question #29
OLTEA5801 supports a maximum of () service GPON ports
A. 4
B. 8correct
C. 16
D. 32
View answer
Correct Answer: B
Question #30
The power OTN backbone communication network is mainly used to carry () services.
A. Scheduling Automation
B. Dispatch Phone
C. Data communication networkcorrect
D. SCADA
View answer
Correct Answer: C

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