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Huawei H12-421-ENU Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Huawei Data Center Power Distribution System | 32% | - Power distribution cabinet and busbar installation and configuration - Common power distribution architectures and solutions - UPS system installation, commissioning and fault handling - Battery system installation, commissioning and fault handling |
| Other Auxiliary Systems | 5% | - Fresh air and environmental control system - Fire protection and gas extinguishing system - Cabling and access control system |
| Huawei Data Center Facility Overview | 5% | - Architecture and composition of Huawei data center facilities - Development trends of data center infrastructure |
| Huawei Data Center Cooling System | 30% | - Common cooling system architectures - Chilled water distribution and cooling infrastructure - Air supply modes and airflow management - Precision air conditioning installation, commissioning and fault handling |
| Huawei Data Center Monitoring & Management System | 28% | - Alarm management and fault diagnosis - NetEco management platform operation and maintenance - Sensor and actuator installation and networking - ECC800 monitoring system deployment and configuration |
Huawei Certified Network Professional-Data Center Facility-Build Facility Deployment Optimization Sample Questions:
When the NetCol5000-C commissions the drainage device, lift the high floater by hand for 5 seconds. At this time, the dual water pump is turned on at the same time, and the "discharge abnormality alarm" appears.
- A. TRUE
- B. FALSE
Correct Answer: A 🗳️
The following () characteristics are standard features of the NetCol 8000-C air conditioner.
- A. Humidification function
- B. G4 grade filter
- C. Water immersion sensor
- D. Dual power supply
Correct Answer: B 🗳️
In the case of normal mains, the UPS battery in inverter mode may be executed ( ). (Multiple choice)
- A. Balanced charging
- B. Float charging
- C. Shallow discharge test
- D. Checking the capacity test
Correct Answer: A,B,C,D 🗳️
The NetCol5000-A35kW indoor unit installation needs to be connected to the zero line.
- A. False
- B. True
Correct Answer: A 🗳️
Can a sunroof actuator drive up to several sunroof electromagnetic locks at the same time?
- A. 6
- B. 2
- C. 4
- D. 8
Correct Answer: A 🗳️
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