2022 Valid H12-421-ENU Real Exam Questions (Updated) 100% Dumps & Practice Exam
[UPDATED 2022] Huawei H12-421-ENU Questions Prepare with Free Demo of PDF
NEW QUESTION 56
The EPO status interface of the UPS5000-E can select a normally open or normally closed interface according to actual use.
- A. True
- B. False
Answer: A
NEW QUESTION 57
The default battery charge voltage of the UPS2000-G is ( ) V/cell.
- A. 2.45
- B. 2.25
- C. 2.15
- D. 2.35
Answer: D
NEW QUESTION 58
ECC800 does not support alarm SMS notification, and remote maintenance cannot be implemented.
- A. True
- B. False
Answer: B
NEW QUESTION 59
NetEco mobile app supports WiFi with a maximum effective distance of ( ) meters.
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION 60
The NetCol5000-C requires manual adjustment of the water valve to a minimum when it is filled with water.
- A. True
- B. False
Answer: B
NEW QUESTION 61
The refrigerant air cylinder of Huawei air-cooled air conditioner does not need to be inverted on the electronic scale when charging the refrigerant.
- A. True
- B. False
Answer: B
NEW QUESTION 62
When the UPS5000-E shares the battery pack, the battery capacity parameter of each UPS is set to the total capacity of the entire battery pack.
- A. True
- B. False
Answer: A
NEW QUESTION 63
Huawei NeCol5000-A row-level precision air conditioner eliminates local hot spots by means of near-end cooling.
- A. True
- B. False
Answer: A
NEW QUESTION 64
When the FusionModule1000 fire protection system is adjusted, the smoke detector can be heated to simulate the fire alarm of the temperature sensor.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 65
In the water side natural cooling scheme, cooling water can be directly supplied from the cooling tower to the air conditioner to complete the cooling.
- A. True
- B. False
Answer: A
NEW QUESTION 66
Common monitoring software structures include B/S and C/S architectures.
- A. True
- B. False
Answer: A
NEW QUESTION 67
What is the correct statement about the description of UPS5000-E? (Multiple choice)
- A. Support for the maximum number of parallel units is 2
- B. Modular design
- C. The main input voltage range is 138V-485V
- D. The main input frequency range is 40-70HZ
Answer: B,C,D
NEW QUESTION 68
Before the battery is installed, a single battery open circuit voltage is required: 12V battery is greater than or equal to 12.60V or 2V battery is greater than or equal to 2.10V. When it is found to be unqualified, the battery needs to be recharged.
- A. True
- B. False
Answer: A
NEW QUESTION 69
The alarms of all devices can be displayed on the NetEco, but the corresponding alarm automatic formation work orders cannot be sent to the processor.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 70
When installing the UPS battery, the installation tool does not need to be insulated because the load is not charged.
- A. True
- B. False
Answer: B
NEW QUESTION 71
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