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Huawei H31-311_V2.5 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Transmission Network Protection | 10% | - SDH/WDM/OTN protection schemes - Protection principles and classification - Protection configuration and application |
| Transmission Product Overview | 10% | - Typical application scenarios - Hardware composition and functions - OptiX series product positioning and features |
| NCE-T System Introduction | 5% | - Basic operation and management - System functions and architecture |
| WDM Principles | 15% | - Signal flow and transmission performance - Basic principles and classification - Optical components and systems |
| NG WDM Networking and Applications | 10% | - System features and networking modes - Protection and reliability - Service access and transmission |
| Transmission Network Overview | 10% | - Network architecture and composition - Main technologies and application scenarios - Basic concepts and development history |
| SDH Principles | 15% | - Frame structure and multiplexing - Synchronization and timing - Network topology and protection mechanisms |
| OTN Principles and Technologies | 10% | - Frame structure and multiplexing - Mapping and adaptation mechanisms - OTN hierarchy and interfaces |
| Ethernet Principles and Services | 10% | - Basic Ethernet concepts - Carrier-grade Ethernet technologies - Service bearing and configuration |
Huawei HCIA-Transmission V2.5 Sample Questions:
1. Which of the following is the basic requirement of DWDM system on the light source?
A) Output wavelength is stable
B) Low dispersion tolerance
C) High transmission power
D) Using direct modulation method
2. Traditional SDH equipment can directly access Ethernet services.
A) False
B) True
3. Regarding the AU-AIS alarm, which of the following statements is correct?
A) AU-PTR is composed of H1, H2, H3H3H3, so when all three are received as "1", the AU-AIS alarm will be reported.
B) The management unit pointer part of the positive structure is all "1"
C) When the AU-PTR value is 783, the AU-AIS alarm will be reported
D) AU-PTR is composed of HI, H2, H3H3H3. When H1 and H2 are all "1", the AU-AIS alarm will be reported.
4. Which of the following protections requires the use of the APS protocol?
A) Branch SNCP protection
B) 1:1 optical line protection
C) ODUK SNCP protection
D) 1+1 protection inside the board
5. Which of the following statements about the sequence of signal flow between SDH interfaces and cross-connect units are correct?
A) SPIRST
B) SPIMSPMSA
C) SPTMSTMSARSTMSPHPT
D) SPICMSTRST
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: A | Question # 3 Answer: D | Question # 4 Answer: D | Question # 5 Answer: B |
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