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Huawei H31-311_V2.5 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Transmission Network Overview | 10% | - Network architecture and composition - Basic concepts and development history - Main technologies and application scenarios |
| OTN Principles and Technologies | 10% | - Mapping and adaptation mechanisms - Frame structure and multiplexing - OTN hierarchy and interfaces |
| NG WDM Networking and Applications | 10% | - System features and networking modes - Service access and transmission - Protection and reliability |
| WDM Principles | 15% | - Signal flow and transmission performance - Optical components and systems - Basic principles and classification |
| Transmission Network Protection | 10% | - Protection principles and classification - Protection configuration and application - SDH/WDM/OTN protection schemes |
| SDH Principles | 15% | - Synchronization and timing - Network topology and protection mechanisms - Frame structure and multiplexing |
| NCE-T System Introduction | 5% | - Basic operation and management - System functions and architecture |
| Transmission Product Overview | 10% | - Hardware composition and functions - OptiX series product positioning and features - Typical application scenarios |
| Ethernet Principles and Services | 10% | - Service bearing and configuration - Basic Ethernet concepts - Carrier-grade Ethernet technologies |
Huawei HCIA-Transmission V2.5 Sample Questions:
The AU pointer indicates the position of the J1 byte of the VC-4 in this frame.
- A. FALSE
- B. TRUE
Correct Answer: B 🗳️
Which of the following are the basic requirements of DWDM system for light source? (Multiple choice)
- A. Direct modulation should be used
- B. Dispersion tolerance is relatively high
- C. Use LED
- D. The output wavelength is relatively stable
Correct Answer: B,D 🗳️
U2000 can flexibly interconnect with different third-party network management systems through the Northbound Interface (NBI) and provide physical inventory and alarm information to upper-level network management systems.
- A. True
- B. False
Correct Answer: A 🗳️
Which subtype of tributary SNCP protection requires no electrical relay station in the subnet along which the ODUk signal passes?
- A. SNC/S
- B. SNC/N
- C. SNC/I
Correct Answer: B 🗳️
Which of the following descriptions about multiplexing is correct? During byte interleaving multiplexing, the information payload and pointer bytes of each frame are interleaved and multiplexed according to the original values, and the segment overhead is also multiplexed accordingly.
- A. STM-4 has 4 times the overhead of STM-1
- B. The overhead number in STM-4 is the same as that in STM-1
- C. The overhead in STM4 is newly integrated into only one set of overhead
- D. Random generation of overhead in STM-4
Correct Answer: C 🗳️
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