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A wide audience

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Highlight key memory methods

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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

When calculating the battery capacity, the battery discharge capacity coefficients of the different backup times are the same.

A. False
B. True

Question 2

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

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

Question 3

When the NetCol5000-C commissions the drainage device, lift the high floater by hand for 5 seconds. At this time, the dual water pump is turned on at the same time, and the "discharge abnormality alarm" appears.

A. TRUE
B. FALSE

Question 4

NeCol5000-C nitrogen filling pressure value is (); holding time is ().

A. 1.0MPa; 12h
B. 1.0MPa; 24h
C. 0.8MPa; 12h
D. 0.8MPa; 24h

Question 5

When the battery is discharged, the discharge voltage of a faulty battery drops rapidly, resulting in insufficient backup time for the entire battery. What should be done?

A. Performing a discharge
B. scrapping the entire battery
C. Forced equalization, replacement of faulty battery
D. No need to deal with

Solutions: