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Huawei H12-421-ENU Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Power Supply and Distribution Systems | 25% | - Backup power systems (generators, batteries) - Power distribution architecture - UPS systems and redundancy design |
| Topic 2: Data Center Construction and MEP Integration | 15% | - Site planning and infrastructure layout - Fire protection and safety systems - Mechanical, Electrical, Plumbing (MEP) systems |
| Topic 3: Monitoring, Operation and Maintenance | 15% | - Capacity planning and optimization - DCIM (Data Center Infrastructure Management) - Routine maintenance and fault handling |
| Topic 4: Cooling and Environmental Control | 20% | - Thermal monitoring and efficiency optimization - Precision air conditioning systems - Airflow management and hot/cold aisle containment |
| Topic 5: Reliability and Safety Design | 10% | - Risk management and disaster recovery - Operational safety standards - Redundancy models (N, N+1, 2N) |
| Topic 6: Structured Cabling Systems | 10% | - Labeling and documentation practices - Fiber and copper cabling standards - Cable management and routing design |
| Topic 7: Data Center Fundamentals and Architecture | 10% | - Key infrastructure components overview - Overall architecture design principles - Data center classification and tiers |
Huawei Certified Network Professional-Data Center Facility-Build Facility Deployment Optimization Sample Questions:
What are the reasons for the excessive noise of the NetCol5000-C fan? (multiple choice)
- A. The filter is dirty
- B. The fan outlet is dirty
- C. Fan failure
- D. Loose fan installation
Correct Answer: A,B,C,D 🗳️
() can realize the signal processing and centralized control of UPS5000-E.
- A. Bypass module
- B. Maintenance bypass module
- C. Power module
- D. Energy Control Module ECM
Correct Answer: D 🗳️
At present, the industry PUE value can be optimally achieved ( ).
- A. 2
- B. 1.06
- C. 0.5
- D. -0.5
Correct Answer: B 🗳️
Cold/hot channel enclosure is an energy-saving technology used to solve data center cooling problems.
- A. FALSE
- B. TRUE
Correct Answer: B 🗳️
The report functions of NetEco has a variety of presentation forms, including visualization of bar charts, pie charts, graphs, etc.
- A. True
- B. False
Correct Answer: A 🗳️
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