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Huawei H12-421-ENU Exam Syllabus Topics:

Huawei Certified Network Professional-Data Center Facility-Build Facility Deployment Optimization Sample Questions:

Question 1

What does the gas fire extinguishing system startup principle include? (Multiple choice)

A. Safe start
B. Automatic start
C. Manual start
D. Emergency start

Question 2

When the battery is out of control, what is the main cause of deformation and bulging due to the internal pressure becomes larger?

A. More electrolyte
B. Electrolyte leakage
C. Gas precipitation
D. Plate gasification

Question 3

Which of the following supports the UPS5000-E-400K-FM input line voltage? (Multiple choice)

A. 380V
B. 220V
C. 415V
D. 400V

Question 4

When the NetCol5000-A removes the air conditioning humidifier, the steps to maintain the electrode humidifier include (). (Multiple choice)

A. Replace the hardened and brittle hose thoroughly flush the drain
B. Disconnect the water supply valve and drain valve wiring
C. Remove the drain tank and drain valve component
D. Remove and clean the water supply valve

Question 5

The dry contact signal of the UPS5000-E does not support the remote emergency stop function.

A. False
B. True

Solutions: