Huawei H12-411 Online Practice Questions and Exam Preparation

Huawei H12-411 Online Questions & Answers

• Question 151:

  The recommended relative humidity in a data center is generally within ____________.

  40%

• Question 152:

  UPS Also known as AC uninterrupted power supply system, for online upsWhen the AC input is normal, the ____________ will supply power to the system.

  inverter

• Question 153:

  The low-voltage distribution system is mainly responsible for ____________.

  distributing electrical power to equipment such as UPS, lighting, and air conditioning

• Question 154:

  When the battery electrolyte leaks, ____________ treatment is more appropriate.

  wipe it clean with a rag with gloves on, and check if it needs to be replaced

• Question 155:

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

  A. True
  B. False
  B. False

• Question 156:

  Lay anti-static floor, wear anti-static shoes and socks to prevent it from forming ____________ .

  static electricity is conducted from the feet to the ground

• Question 157:

  According to the storage methods of different electrolytes in batteries, it can be divided into ____________ with ____________ .

  GEL, AGM

• Question 158:

  Dual power switch ATS According to different switch types, it can be divided into ____________ .

  standard switch, delay switch, closed switch

• Question 159:

  The function of the following () parts is to help with oil return.

  A. liquid lens
  B. oil sight glass
  C. Oil trap
  D. reverse bend
  C. Oil trap

• Question 160:

  Data centers usually use gas fire protection systems.

  A. True
  B. False
  A. True