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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. The description of the data center cooling system, which of the following is incorrect?

A) In low power density data centers, room-level cooling has cost advantages.
B) Cabinet-level air conditioning for cooling inside the cabinet.
C) Room-level cooling can improve the cooling efficiency by changing the air-out position.
D) In cabinet-level, row-level, and room-level cooling, the row-level cooling mode has the shortest airflow path.

2. What throttle devices does Huawei air-cooled precision air conditioning use? (Multiple choice)

A) Solenoid valve
B) Orifice
C) Electronic expansion valve
D) Thermal expansion valve

3. According to different categories by electrolyte, the batteries can be divided into () and (). (Multiple Choice)

A) lead acid batteries
B) alkaline batteries
C) lean liquid battery
D) flooded battery

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) compressor
D) Evaporator

5. Which is the unit of UPS rated capacity?

A) AH
B) Var
C) KVA
D) Kw

Solutions: