Huawei HCIA-Data Center Facility(Huawei Certified ICT Associate-Data Center Facility) - H12-411-ENU무료 덤프문제 풀어보기
What throttle devices does Huawei air-cooled precision air conditioning use? (Multiple choice)
정답: B,C
The principle of the condenser is to cool and release the high-pressure gaseous refrigerant to the liquid state to realize the heat transfer and release.
정답: A
Which of the following is not a basic function of a low-voltage circuit breaker?
정답: D
Generally there are two kinds for VAV ventilation, one is through the adjustable air valve, the other is a dedicated ventilation floor plus adjustable fan composition.
정답: A
Huawei NetEco monitoring system must not support the monitoring of third-party devices.
정답: B
The following air conditioning, which is comfort air conditioning?
정답: A
At present, batteries are installed in data centers mainly in rack-mounted and tank-mounted installations.
정답: B
A UPS capacity is 200KVA with output power factor is 0.9, then how much load does it can drive up?
정답: C
Which of the following description about sending back to send air is correct?
정답: B
According to the concentration degree of equipment, air conditioning system can be divided into ( ). (Multiple choice)
정답: A,B,C
Which of the following options do not qualify as direct expansion air-cooled air conditioners?
정답: B