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Huawei H12-421-ENU Exam Syllabus Topics:

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

Question 1

What can be detected by the optional battery inspection instrument? (Multiple choice)

A. Voltage
B. Frequency
C. Internal resistance
D. Battery case temperature

Question 2

In the case of normal mains, the UPS battery in inverter mode may be executed ( ). (Multiple choice)

A. Float charging
B. Shallow discharge test
C. Balanced charging
D. Checking the capacity test

Question 3

BCB-BOX is a UPS5000-E option for connection control between battery pack and UPS system. It has overload, short circuit protection and remote management trip function.

A. TRUE
B. FALSE

Question 4

Direct Ventilation Natural Cooling Solution in the direct ventilation mode, the compressor of the air conditioner stops working, mainly because the fan replaces the outdoor cold air with the indoor hot air, so the PUE is very low.

A. TRUE
B. FALSE

Question 5

Which of the following components do not support wireless networking?

A. Access control actuator
B. Skylight actuator
C. ETH converter
D. AC actuator

Solutions: