最新的Huawei HCIA-Data Center Facility(Huawei Certified ICT Associate-Data Center Facility) - H12-411-ENU免費考試真題
What should be used during construction when low-voltage live working(below 1kV)? (Multiple choice)
正確答案: A,C,D
( ) is a fire detector that detects smoke particles.
正確答案: D
The following air conditioning, which is comfort air conditioning?
正確答案: C
R410a refrigerant can cause greenhouse effect and destroy ozone layer.
正確答案: A
The following ( ) is the correct description of 6 fixed VRLA single battery series. The rated capacity is 150Ah.
正確答案: B
Compressor is the heart of the refrigeration cycle, is the power plant of the refrigerant in the system inner loop, the low temperature and low pressure steam from the evaporator is compressed into high temperature and pressure steam.
正確答案: B
Administrators can not control the login time and login IP address of other users through Huawei NetEco.
正確答案: A
What throttle devices does Huawei air-cooled precision air conditioning use? (Multiple choice)
正確答案: B,C
Use RS485 communication, the maximum communication distance are ( ) meters.
正確答案: A
Fuses can protect the personal safety in case of the equipment earth leakage.
正確答案: A