2021 Realistic H12-421 Dumps Latest Huawei Practice Tests Dumps
H12-421 Dumps PDF - H12-421 Real Exam Questions Answers
NEW QUESTION 25
Cold/hot channel enclosure is an energy-saving technology used to solve data center cooling problems.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION 26
The power indicator of the gas fire extinguishing controller is on and the alarm indicator is off indicating that the gas fire extinguishing controller is working properly.
- A. True
- B. False
Answer: A
NEW QUESTION 27
When installing the power line on the UPS5000-E, if there are different sources on the main side, you need to remove the copper bars connected to the bypass and the main circuit, and then connect the main circuit and the bypass input respectively.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION 28
The alarm management functions supported by the ECC800 are (). (Multiple choice)
- A. Alarm data export
- B. Alarm parameter setting
- C. View historical alarms
- D. Filtering alarms
Answer: A,B,C,D
NEW QUESTION 29
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 30
When the NetCol5000-A indoor unit and the outdoor unit are not installed separately, the refrigerant line is ().
- A. Air
- B. Nitrogen
- C. Refrigerant
- D. Oxygen
Answer: B
NEW QUESTION 31
In NetEco's report management, which types of periodic tasks are there? (Multiple choice)
- A. Weekly
- B. Daily
- C. Monthly report
- D. Times
Answer: A,B,C,D
NEW QUESTION 32
The FusionModule1000B series solution can meet the Tier4 power supply requirements when using the 2N power supply and distribution system.
- A. True
- B. False
Answer: B
NEW QUESTION 33
The following () parts can control the room lighting and control the Pad charging.
- A. Smart ETH socket
- B. Actuator
- C. Access control actuator
- D. Cabinet collector
Answer: B
NEW QUESTION 34
In () setting interface, you can set the linkage rule of the multi-function sensor and the sunroof.
- A. WiFi management
- B. PLC
- C. Version information
- D. Access control user management
Answer: B
NEW QUESTION 35
When there are multiple computer rooms and are monitored at the same time, it is possible to generate a hierarchical deployment of the monitoring system.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION 36
When ATS is in the automatic mode, the manual operating handle must be removed.
- A. True
- B. False
Answer: A
NEW QUESTION 37
Neteco can't centrally and uniformly manage data center infrastructure across multiple geographies
- A. True
- B. False
Answer: B
NEW QUESTION 38
UPS2000-G-(6-20kVA) battery is not connected and does not affect the normal power supply of the system, but the UPS loses the backup power supply capability.
- A. True
- B. False
Answer: A
NEW QUESTION 39
The UPS5000-E can press the battery cold start button on the bypass module without the main bypass input to start the inverter, and the system will automatically enter the battery inverter mode.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION 40
After the air conditioner is commissioned, the indoor temperature is in a reasonable state, and the suction pressure is not lower than ( ).
- A. 5MPa
- B. 6Mpa
- C. 7MPa
- D. 0.7MPa
Answer: D
NEW QUESTION 41
On the NetEco interface, a modular can only bind () ECC800 devices.
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION 42
The NetCol 8000-A100kW is dual-system and comes standard with a single indoor unit connected to an outdoor unit.
- A. True
- B. False
Answer: B
NEW QUESTION 43
Two different versions of the software UPS2000-G can be implemented in parallel.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 44
The user can modify the ECC800's IP address from the () menu of the ECC800 Web interface.
- A. Video IP settings
- B. Emblem module settings
- C. Time setting
- D. Monitoring module IP
Answer: D
NEW QUESTION 45
To balance the capacity loss caused by the self-discharge of the battery during the use of the battery, it is necessary to charge the battery continuously and for a long time at constant voltage, which is called ().
- A. self-discharge
- B. charging
- C. charging test
- D. balanced charging
Answer: B
NEW QUESTION 46
When the internal short circuit of the battery occurs, the faulty battery charging voltage (), the open circuit voltage is low (generally less than 1V/cell).
- A. Low
- B. No change
- C. all possible
- D. High
Answer: A
NEW QUESTION 47
UPS2000-G-(6-20kVA) battery discharge time is significantly lower than the standard time may be caused by what? (Multiple choice)
- A. No mains input
- B. Increased load
- C. Battery capacity reduction
- D. The battery is not full
Answer: B,C,D
NEW QUESTION 48
ECC800 does not support alarm SMS notification, and remote maintenance cannot be implemented.
- A. True
- B. False
Answer: B
NEW QUESTION 49
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