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Huawei H12-421-ENU Exam Syllabus Topics:

Huawei Certified Network Professional-Data Center Facility-Build Facility Deployment Optimization Sample Questions:

1. 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) FALSE
B) TRUE

2. The cycle life of the battery is direct proportional to the depth of discharge.

A) False
B) True

3. You can view the camera's name, code, IP address, model, status, and more in NetEco's Video menu.

A) False
B) True

4. When installing the Huawei air-cooled air conditioner, the refrigerant pipeline positive pressure is required to be () hours.

A) 12
B) 24
C) 36
D) 8

5. The principle of the () humidifier is that the high-intensity infrared lamp causes the water surface to release water vapor and diffuse into the air stream that needs to be humidified.

A) Electrode
B) Infrared
C) Wet film
D) High pressure fogging

Solutions: