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Huawei H12-421-ENU Exam Syllabus Topics:

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

1. In the NetCol5000-A air conditioner, if a large number of air bubbles are observed in the liquid crystal mirror, it indicates that the refrigerant system lacks refrigerant, and the refrigerant should be charged as needed.

A) False
B) True

2. When connecting the refrigerant pipe, to prevent the pipe from being oxidized, it is necessary to introduce a small amount of nitrogen gas during welding.

A) False
B) True

3. The following air conditioning systems need to be equipped with a cooling tower or dry cooler ().

A) DX air-cooled type
B) CW air-cooled type
C) Direct ventilation air conditioning system
D) DX water-cooled type

4. Which part of the data center design is currently affecting its PUE?

A) Refrigeration system
B) Power supply and distribution system
C) Decoration system
D) Building system

5. You cannot search for an alarm by setting a filter condition on NetEco's Current Alarms page.

A) False
B) True

Solutions: