[Dec 03, 2021] Get New H12-421-ENU Practice Test Questions Answers
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NEW QUESTION 126
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 127
Which of the following supports the UPS5000-E-400K-FM input line voltage? (Multiple choice)
- A. 220V
- B. 380V
- C. 415V
- D. 400V
Answer: B,C,D
NEW QUESTION 128
If the UPS5000-E-400K is bypassed and the maintenance bypass is closed, both the main power module and the bypass module stop working.
- A. True
- B. False
Answer: B
NEW QUESTION 129
The ECC800 does not support wireless communication.
- A. True
- B. False
Answer: B
NEW QUESTION 130
When the temperature detector or smoke detector in the FusionModule1000 generates an alarm, ( ) emits a continuous beeping sound to remind you to take measures as soon as possible to avoid a major accident. (Multiple choice)
- A. Buzzer
- B. Sound and light alarm
- C. Temperature detector
- D. Smoke detector
Answer: A,B,D
NEW QUESTION 131
The functions provided by Huawei's monitoring system NetEco are: (multiple choice)
- A. Support system power distribution view display
- B. Provide a view creation tool for quick configuration view
- C. Support modular level/cabinet level view display
- D. Provide 2D, 3D data center view display
Answer: A,B,C,D
NEW QUESTION 132
The UPS5000 seismic components are suitable for use in earthquake-prone areas and can effectively support cabinets in the event of an earthquake of 9 intensities and below to prevent the cabinet from tipping over.
- A. True
- B. False
Answer: A
NEW QUESTION 133
The Fusion Module2000 is an outdoor prefabricated integrated data center solution.
- A. True
- B. False
Answer: B
NEW QUESTION 134
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. True
- B. False
Answer: A
NEW QUESTION 135
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
Answer: A
NEW QUESTION 136
How many NetCol5000-C water-cooled line-class precision air conditioners can be supported by one NetCol520 chilled water distribution unit?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: C
NEW QUESTION 137
Which of the following technology or scheme can effectively reduce the PUE? (Multiple choice)
- A. Increase battery capacity
- B. Precise air supply
- C. Closed cold/hot passage
- D. Efficient modular UPS
Answer: B,C,D
NEW QUESTION 138
Check that the load switch is in the "OFF" position before powering up the URS5000.
- A. True
- B. False
Answer: A
NEW QUESTION 139
By setting the mailbox parameters, the NetEco system will send an email to notify the user according to the set rules.
- A. True
- B. False
Answer: A
NEW QUESTION 140
In NetEco "Video" function, you can enter ( ) and other operations (Multiple choice)
- A. Video live browsing
- B. Create a camera
- C. Modify the camera
- D. Delete the camera
Answer: A,B,C,D
NEW QUESTION 141
In the naming of UPS5000-E-120K-HASBS, the letter E stands for ().
- A. E series modular UPS
- B. 208V voltage system
- C. Input switch type is ATS
- D. Input switch type is MCCB
Answer: A
NEW QUESTION 142
The refrigerant air cylinder of the 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 143
FusionModule1000 is an indoor intelligent micro-module data center solution.
- A. True
- B. False
Answer: B
NEW QUESTION 144
The default battery charge voltage of the UPS2000-G is ( ) V/cell.
- A. 2.25
- B. 2.15
- C. 2.35
- D. 2.45
Answer: C
NEW QUESTION 145
When the ECC800 detects that the connection signal to the device is interrupted, a communication interruption alarm is generated. What are the possible reasons? (Multiple choice)
- A. Equipment failure
- B. Cable connection is loose
- C. Power supply is not normal
- D. Poor cable contact
Answer: A,B,C,D
NEW QUESTION 146
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 147
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. True
- B. False
Answer: A
NEW QUESTION 148
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