Learn with Huawei : H12-421-ENU training material for 100% pass
Last Updated: Sep 12, 2026
No. of Questions: 240 Questions & Answers with Testing Engine
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Huawei H12-421-ENU Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Environmental Monitoring and Safety | - Monitoring and Fire Safety
|
| Topic 2: Data Center Facility Basics | - Fundamental Concepts
|
| Topic 3: Cooling and Air Conditioning | - Cooling System Deployment
|
| Topic 4: Power Systems | - Power Distribution and UPS
|
Huawei Certified Network Professional-Data Center Facility-Build Facility Deployment Optimization Sample Questions:
The function of Counter irrigation protection card is when energy reversal occurs in the main road or bypass. The counter irrigation protection card sends a drive alarm signal, and the drive trip switch (customer self-configure) is disconnected, which acts as counter irrigation protection.
- A. False
- B. True
In the air conditioning system, the pipe can maintain a positive pressure and the pipe can maintain a negative pressure.
- A. False
- B. True
NetCol5000-C temperature and humidity sensor dial setting is incorrect may result in ().
- A. Equipment drainage capacity is significantly reduced
- B. The return air temperature or fan speed fluctuates greatly
- C. Water leakage at the bottom of the equipment
- D. Temperature and humidity sensor cannot detect temperature and humidity
After the air conditioner is commissioned, the indoor temperature is in a reasonable state, and the suction pressure is not lower than ( ).
- A. 7MPa
- B. 0.7MPa
- C. 5MPa
- D. 6Mpa
Huawei NetCol5000-A line-level precision air conditioner mainly solves the hot issue of high-density data center.
- A. FALSE
- B. TRUE
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