Huawei HCIA-Data Center Facility V2.0 H12-411_V2.0 Exam Practice Test

The use of water fire and foam fire extinguishing systems in the data center will not cause damage to communication equipment.

The following Does the model of air conditioner have an oil separator?

RER It is used to measure the use of renewable energy in the data center to promote the regeneration of solar, wind, and water energy, and the use of energy with no carbon emissions or very little carbon emissions.

Protective grounding: Grounding refers to the direct connection with the earth, and a certain point of the live part of an electrical device or electrical circuit is connected to a large point. When the electrical device or other device is normal, a certain point of the uncharged part is artificially connected to the earth.

International Electrotechnical Commission ____________. The specified contact voltage limit is ____________V, And stipulate 25V. The following does not need to consider the prevention Safety measures to prevent electric shock.

The surface cooler controls the indoor temperature and humidity through the heat exchange between the refrigerant and the indoor air.

Common device communication methods are RS232,RS485,FE Wait.