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Huawei H31-311_V2.5 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Ethernet Principles and Services | 10% | - Service bearing and configuration - Carrier-grade Ethernet technologies - Basic Ethernet concepts |
| OTN Principles and Technologies | 10% | - OTN hierarchy and interfaces - Frame structure and multiplexing - Mapping and adaptation mechanisms |
| NCE-T System Introduction | 5% | - Basic operation and management - System functions and architecture |
| NG WDM Networking and Applications | 10% | - Protection and reliability - Service access and transmission - System features and networking modes |
| Transmission Network Protection | 10% | - SDH/WDM/OTN protection schemes - Protection principles and classification - Protection configuration and application |
| Transmission Product Overview | 10% | - Typical application scenarios - OptiX series product positioning and features - Hardware composition and functions |
| SDH Principles | 15% | - Synchronization and timing - Frame structure and multiplexing - Network topology and protection mechanisms |
| WDM Principles | 15% | - Signal flow and transmission performance - Basic principles and classification - Optical components and systems |
| Transmission Network Overview | 10% | - Main technologies and application scenarios - Basic concepts and development history - Network architecture and composition |
Huawei HCIA-Transmission V2.5 Sample Questions:
1. Which type of board does TQM belong to?
A) Circuit board
B) Branch line integrated board
C) Branch board
D) Optical Amplifier
2. Compared with traditional WDM, which of the following options does OTN have advantages?
(Multiple choice)
A) Support multi-service transmission
B) Large-granularity service transmission
C) Flexible networking mode
D) Powerful OAM functions
3. The difference between dispersion-compensating fiber and ordinary optical fiber is that dispersion- compensating fiber has a negative dispersion coefficient at ().
A) 1550nm
B) 1310nm
C) 800nm
D) 1650nm
4. In QinQ, the TPID values of the inner and outer labels of the device are both 0x8100 as specified in the protocol. This value cannot be changed. If it changes, the frame will be discarded.
A) False
B) True
5. Arrayed Guided Grating (AWG) multiplexer/demultiplexer has the following advantages: short wavelength spacing, large channels and flat passband. It is suitable for ultra-high-speed, large-capacity DWDM systems.
A) False
B) True
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: A,B,C,D | Question # 3 Answer: A | Question # 4 Answer: A | Question # 5 Answer: B |
