Huawei H12-411 HCIA Data Center Facility V1.0 Exam Practice Test

Access control system can only set whether the user can open the door, can not be set when to open the door.

The main monitoring objects of data center room monitoring system are power systems, environmental systems, fire protection systems etc.

In the main inverter modeT the inverter will change from main inverter to battery inverter mode when overloaded.

12V battery consists of 6 2V battery cells.

For the same MCB circuit breaker, the rated ultimate short-circuit breaking capacity leu is generally less than the rated operating short-circuits breaking capacity Ics.

Which of the following is advantages of the UPS 2N system? (Multiple choice)

The type of compressor used by Huawei air-cooled precision air conditioner is ().