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Huawei H31-311_V2.5 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Optical Communication Basics | 10% | - DWDM Fundamentals - Optical Fiber Types and Characteristics - Optical Communication Principles |
| Topic 2: SDH/SONET Technology | 20% | - SDH Equipment and Interfaces - SDH Multiplexing Principles - SDH Protection Mechanisms - SDH Frame Structure |
| Topic 3: Transmission Network Maintenance | 15% | - Typical Troubleshooting - Performance Monitoring - Common Alarm Analysis - Network Commissioning |
| Topic 4: Packet Transport Network (PTN) | 15% | - QoS Mechanisms - MPLS-TP Principles - PTN Protection Mechanisms |
| Topic 5: Huawei Transmission Products Overview | 15% | - Product Portfolio and Positioning - OSN 1800 Series - OSN 3800/5800/6800/8800 Series |
| Topic 6: OTN Technology | 25% | - ODU and OTU Mapping - WDM Principles - OTN Architecture and Structure - OTN Protection - ROADM Technology |
Huawei HCIA-Transmission V2.5 Sample Questions:
Question #1
TTL, time to live, is mainly used to limit the number of hops that an IP data packet can pass through the router in the network. If TTL=1, it means that the data packet can only be transmitted in its own LAN.
A. True
B. False
Question #2
Which of the following descriptions about ROADM are correct? (Multiple choice)
A. Wavelength adjustment at ROADM sites requires on-site support from maintenance personnel
B. NG WDM equipment supports fixed spectrum ROADM and flexible spectrum Flexible ROADM
C. ROADM can balance the optical power of the wavelengths of pass-through and add-on
D. ROADM technology uses network management software to send configurations to adjust wavelengths and adjust the pass-through status.
Question #3
Which of the following options are correct for describing Directed scenes? (Multiple choice)
A. When the service needs to be adjusted, or the working path fails and the protection path is used, you can manually configure the optical cross-connection to achieve flexible scheduling of the service.
B. Wavelengths carrying local services can be transmitted in a fixed direction.
C. Directed scenario applies to non-ASON networks.
D. If the current path needs to be adjusted, you must go into the site to adjust the network's fiber optic connection.
Question #4
In a colorless scenario, which of the following single-board waves can be used? (Multiple choice)
A. WSM9
B. WSD9
C. RDU9
D. TM20
Question #5
Are the following statements about the definition of SDH correct?
A. Hierarchical structures available for asynchronous digital transmission
B. A hierarchical structure of standardized digital signals that can be multiplexed asynchronously
C. A hierarchy of standardized digital signals that can be cross-connected asynchronously
D. Complete standard digital signal hierarchy, providing synchronous digital transmission, multiplexing and cross-connection
Solutions:
| Question #1 Correct Answer: A | Question #2 Correct Answer: B,C,D | Question #3 Correct Answer: A,C,D | Question #4 Correct Answer: A,D | Question #5 Correct Answer: D |
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