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Huawei H12-421-ENU Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Power Distribution & UPS Systems | 25% | - Battery management and maintenance - PDU and power distribution architecture - UPS2000/5000 series principles and configuration - Installation, commissioning and troubleshooting |
| Data Center Facility Overview & Design Principles | 10% | - Site selection and layout planning - PUE and energy efficiency design - Standards and specifications - Basic concepts and development trends |
| Cooling Systems | 25% | - Installation, commissioning and fault diagnosis - Energy saving and optimization - Cooling principles and airflow design - NetCol series precision air conditioners |
| Monitoring & Management System | 15% | - System maintenance and optimization - Sensor and device access - ECC800 monitoring system architecture - Configuration, alarm and management |
| Modular Data Center Solutions | 25% | - FusionModule500/800 micro data centers - System integration and acceptance - FusionModule1000 integrated solution - Deployment process and specifications |
Huawei Certified Network Professional-Data Center Facility-Build Facility Deployment Optimization Sample Questions:
In the NetCol5000-A air conditioner, if a large number of air bubbles are observed in the liquid crystal mirror, it indicates that the refrigerant system lacks refrigerant, and the refrigerant should be charged as needed.
- A. False
- B. True
Correct Answer: B π³οΈ
When connecting the refrigerant pipe, to prevent the pipe from being oxidized, it is necessary to introduce a small amount of nitrogen gas during welding.
- A. False
- B. True
Correct Answer: B π³οΈ
The following air conditioning systems need to be equipped with a cooling tower or dry cooler ().
- A. DX air-cooled type
- B. CW air-cooled type
- C. Direct ventilation air conditioning system
- D. DX water-cooled type
Correct Answer: D π³οΈ
Which part of the data center design is currently affecting its PUE?
- A. Refrigeration system
- B. Power supply and distribution system
- C. Decoration system
- D. Building system
Correct Answer: A π³οΈ
You cannot search for an alarm by setting a filter condition on NetEco's Current Alarms page.
- A. False
- B. True
Correct Answer: A π³οΈ
