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Huawei H12-411-ENU Exam Syllabus Topics:

Huawei HCIA-Data Center Facility(Huawei Certified ICT Associate-Data Center Facility) Sample Questions:

1. UPS, also known as AC UPS system, for online UPS, when the AC input is normal, the system is supplied by ( ).

A) Maintenance bypass
B) Bypass
C) battery
D) Inverter

2. UPS inverter components can achieve the conversion from AC to DC.

A) True
B) False

3. The following air conditioning, which is comfort air conditioning?

A) Commercial air conditioners
B) room dedicated air conditioning
C) Clean air conditioning
D) Medical air conditioning

4. In air-conditioning systems, the role of ( ) is to cool the high-temperature and high-pressure gas discharged from the compressor by using water-cooled or air-cooled to release heat to the outside world.

A) Condenser
B) Expansion valve
C) Evaporator
D) compressor

5. Under the same load conditions, the backup time of the UPS is mainly determined by the battery capacity and the number of battery sections. The larger the battery capacity is, the longer the backup time is.

A) True
B) False

Solutions: