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Huawei H31-311_V2.5 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| OTN Technology | 25% | - ROADM Technology - OTN Architecture and Structure - WDM Principles - ODU and OTU Mapping - OTN Protection |
| Optical Communication Basics | 10% | - Optical Fiber Types and Characteristics - DWDM Fundamentals - Optical Communication Principles |
| Huawei Transmission Products Overview | 15% | - OSN 3800/5800/6800/8800 Series - OSN 1800 Series - Product Portfolio and Positioning |
| Transmission Network Maintenance | 15% | - Common Alarm Analysis - Performance Monitoring - Network Commissioning - Typical Troubleshooting |
| SDH/SONET Technology | 20% | - SDH Frame Structure - SDH Equipment and Interfaces - SDH Protection Mechanisms - SDH Multiplexing Principles |
| Packet Transport Network (PTN) | 15% | - PTN Protection Mechanisms - QoS Mechanisms - MPLS-TP Principles |
Huawei HCIA-Transmission V2.5 Sample Questions:
1. In Recommendation ITU-TG692, the allowed signal frequencies are based on the reference frequency () and the channel spacing can be 100 GHz, 50 GHz or 25 GHz.
A) 1931 Terahertz
B) 194.1 THz
C) 196.1 terahertz
D) 192.1 terahertz
2. SDH signals must be scrambled before transmission over optical fiber.
Which of the following bytes is not scrambled? (Multiple choice)
A) J0
B) A1
C) J1
D) A2
3. WDM multiplexes optical signals at multiple speeds (wavelengths) through one optical fiber for transmission. The digital signals carried by these optical signals must have the same speed and data format.
A) True
B) False
4. In the SDH multiplexing structure, the rate represented by VC-12 is ().
5. QinQ follows the technical standard IEEE802.1ad, and its emergence is mainly to solve the shortage of IPv4 addresses.
A) True
B) False
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: A,B,D | Question # 3 Answer: B | Question # 4 Answer: Only visible for members | Question # 5 Answer: B |
