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Huawei H12-421-ENU Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Power Systems | - Power Distribution and UPS
|
| Topic 2: Environmental Monitoring and Safety | - Monitoring and Fire Safety
|
| Topic 3: Data Center Facility Basics | - Fundamental Concepts
|
| Topic 4: Cooling and Air Conditioning | - Cooling System Deployment
|
Huawei Certified Network Professional-Data Center Facility-Build Facility Deployment Optimization Sample Questions:
1. The UPS5000-E accepts input voltage frequency in a range of () Hz.
A) 40-70
B) 50-60
C) 45-70
D) 55-65
2. Which of the following technology or scheme can effectively reduce the PUE? (Multiple choice)
A) Increase battery capacity
B) Efficient modular UPS
C) Precise air supply
D) Closed cold/hot passage
3. When the differential pressure switch of the air filter of the indoor unit is closed, it indicates that the filter is too dusty and should be disposed of in time.
A) False
B) True
4. Three sets of 9Ah battery packs are connected in parallel and connected to UPS2000-G-6kVA. What is the battery capacity set?
A) 9Ah
B) 32Ah
C) 27Ah
D) 18Ah
5. After the NetCol5000-A25kW half-cabinet air-conditioning refrigerant pipeline is installed, do the nitrogen charge pressure maintaining, the nitrogen pressure is () Mpa.
A) 2.5
B) 0.8
C) 3
D) 2
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: B,C,D | Question # 3 Answer: B | Question # 4 Answer: C | Question # 5 Answer: C |
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