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Huawei H12-421-ENU Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Cooling and Environmental Control | 20% | - Precision air conditioning systems - Airflow management and hot/cold aisle containment - Thermal monitoring and efficiency optimization |
| Topic 2: Reliability and Safety Design | 10% | - Redundancy models (N, N+1, 2N) - Operational safety standards - Risk management and disaster recovery |
| Topic 3: Monitoring, Operation and Maintenance | 15% | - Capacity planning and optimization - Routine maintenance and fault handling - DCIM (Data Center Infrastructure Management) |
| Topic 4: Structured Cabling Systems | 10% | - Labeling and documentation practices - Cable management and routing design - Fiber and copper cabling standards |
| Topic 5: Data Center Construction and MEP Integration | 15% | - Fire protection and safety systems - Site planning and infrastructure layout - Mechanical, Electrical, Plumbing (MEP) systems |
| Topic 6: Data Center Fundamentals and Architecture | 10% | - Data center classification and tiers - Key infrastructure components overview - Overall architecture design principles |
| Topic 7: Power Supply and Distribution Systems | 25% | - UPS systems and redundancy design - Power distribution architecture - Backup power systems (generators, batteries) |
Huawei Certified Network Professional-Data Center Facility-Build Facility Deployment Optimization Sample Questions:
1. The closer the PUE value of the data center is to 1, the better the energy efficiency level.
A) False
B) True
2. When the UPS is parallel, it is necessary to check the input phase sequence of each UPS main bypass, but the output phase sequence is not required.
A) TRUE
B) FALSE
3. When there are multiple computer rooms and are monitored at the same time, it is possible to generate a hierarchical deployment of the monitoring system.
A) TRUE
B) FALSE
4. Cold/hot channel enclosure is an energy-saving technology used to solve data center cooling problems.
A) TRUE
B) FALSE
5. Huawei NeCol5000-A row-level precision air conditioner eliminates local hot spots by means of near-end cooling.
A) False
B) True
Solutions:
| Question # 1 Answer: B | Question # 2 Answer: B | Question # 3 Answer: A | Question # 4 Answer: A | Question # 5 Answer: B |
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