Ace Huawei H31-311_V2.5 Certification with Actual Questions Jan 08, 2024 Updated
2024 The Most Effective H31-311_V2.5 with 200 Questions Answers
To prepare for the Huawei H31-311_V2.5 (HCIA-Transmission V2.5) exam, candidates need to have a good understanding of the fundamentals of transmission networks, as well as practical experience in configuring and managing transmission devices. Candidates can also opt for online training courses and study materials provided by Huawei to help them prepare for the exam. Upon successful completion of the exam, candidates will receive the HCIA-Transmission V2.5 certification, which will open up numerous career opportunities in the telecommunications industry.
Huawei H31-311_V2.5 (HCIA-Transmission V2.5) exam is designed to test the candidate's knowledge and skills in the field of transmission networks. HCIA-Transmission V2.5 certification is of great importance to those who want to pursue a career in the telecommunications industry as it provides a comprehensive understanding of the transmission technologies and protocols used in telecommunications networks.
NEW QUESTION # 88
Measure the error correction capability of fec with encoded gain. Which of the following statements about the coding gain is incorrect?
- A. The error correction capability of B.FEC increases with coding gain.
- B. The coding gain of D.AFEC is greater than the coding gain of FEC.
- C. When ber is constant, the OSNR saved by correcting the encoding is called the encoding gain.
- D. The coding gain of the in-band FEC is greater than the coding gain of the out-of-band FEC
Answer: D
NEW QUESTION # 89
In WDM systems, it is ideal to use a dielectric thin film filter (TFF) when using less than () wavelengths.
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION # 90
Which of the following statements about signal label byte C2 are incorrect?
- A. The C2 section to be sent must match the C2 bytes to be received.
- B. C2=00H Jizong VC4 is not equipped.
- C. If the check to C2 byte does not match, the LP-SLM alarm is reported in the corresponding VC-4 channel.
- D. The A.C2 byte is used to indicate the multiplexed structure and payload properties of the VC frame.
Answer: C
NEW QUESTION # 91
EPL services use bandwidth exclusively on the line, which is very safe. Dedicated line applications for VIP customers
- A. Error
- B. True
Answer: B
NEW QUESTION # 92
According to ITU-T's recommendations, the requirement that the MSP switching time should be within 50ms is conditional. For example, the number of net elements on the entire ring network is less than 16.
- A. False
- B. True
Answer: A
NEW QUESTION # 93
Which of the following are the components of the WDM system summer with N glass lengths? (Multiple choice).
- A. Optical transponder unit
- B. optical amplifier unit
- C. Supervisory unit
- D. Wavelength division multiplexing unit)
Answer: A,B,C,D
NEW QUESTION # 94
Which of the following is the meaning of SFD in the Ethernet frame structure?
- A. Payload
- B. start frame delimiter
- C. Preamble
- D. Frame check sequence
Answer: B
NEW QUESTION # 95
The Raman amplifer uses which of the following effects?
- A. Raman scattering
- B. Four-wave mixing (FWM).
- C. Self-phase modulation (SPM).
- D. Dispersion
Answer: A
NEW QUESTION # 96
In the SDH optical synchronous transmission system, which of the following bytes is used to transmit the quality and weight and usage information of the clock source?
- A. G1
- B. M1
- C. N1
- D. S1
Answer: D
NEW QUESTION # 97
Single-fiber bidirectional WDM systems use only one optical fiber to transmit optical signals in both directions at the same time. Light signals in both directions should be arranged at different wavelengths.
- A. Error
- B. True
Answer: B
NEW QUESTION # 98
When the working PQ1 board is oversized, the device will perform and the TFS protection will be reversed. Which of the following statements about the switching process are correct? (Multiple choice).
- A. If the protection PQ1 board is normal, the cross-connection board sends a switching message to the D75S corresponding to the faulty PQ1 board through the switching control bus. .
- B. The protection PQ1 board receives and processes the services transmitted from the D75S board to the protection bus to complete the protection switching
- C. The D75S board responds to the switch message by transmitting the service to the shared protection bus and stopping sending the service to the tyrant PQ1 board
- D. cross-connect board checks the PQ1 board fault through the board status bus. .
Answer: A,B,C,D
NEW QUESTION # 99
When configuring LMSP, there are two switching modes: single-ended switching and double-ended switching. Single-ended switching does not require the protection protocol to be enabled.
- A. Error
- B. True
Answer: B
NEW QUESTION # 100
Which of the following is the electrical layer cost of OTN? (Multiple choice).
- A. OPUk
- B. ODUk
- C. och
- D. OTUR
Answer: A,B,D
NEW QUESTION # 101
Both PDH and SDH have globally harmonized standards.
- A. False
- B. True
Answer: A
NEW QUESTION # 102
MSP is a network-level protection scheme. MSF does not directly protect services, and MSP switching and recovery are not affected even if there is no service on the MSP ring.
- A. Error
- B. True
Answer: B
NEW QUESTION # 103
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