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H12-411_V2.0 PDF Dumps Exam Questions – Valid H12-411_V2.0 Dumps
NEW QUESTION 70
The role of the lead-acid battery battery is to contain electrolyte, plates, separators, etc.
- A. True
- B. False
Answer: A
NEW QUESTION 71
The core components of the refrigeration system mainly include ____________ .
Answer:
Explanation:
evaporator, condenser, compressor, expansion valve
NEW QUESTION 72
Huawei Monitoring System NetEco Must not support monitoring of third-party devices.
- A. True
- B. False
Answer: B
NEW QUESTION 73
The following are air-cooled row-level air conditioners ____________ .
Answer:
Explanation:
Netcol5000-A
NEW QUESTION 74
Climbing personnel must be equipped with necessary safety belts that meet the safety requirements, and use them correctly and reasonably according to the use regulations, while being supervised.
- A. True
- B. False
Answer: A
NEW QUESTION 75
The following ____________ are used in Huawei's row-level precision air conditioners.
Answer:
Explanation:
electrode humidifiers
NEW QUESTION 76
The valve-controlled sealed lead-acid battery safety valve has ____________ Function.
Answer:
Explanation:
regulate the internal and external pressure of the battery, filter the acid mist, and prevent the internal pollution of the battery
NEW QUESTION 77
MCB Circuit breakers can be divided into ____________ and (magnetic trip) according to the principle of tripping.
Answer:
Explanation:
thermal trip
NEW QUESTION 78
Huawei Monitoring System NETECO The northbound interface can be accessed ____________ .
Answer:
Explanation:
upper-level network management
NEW QUESTION 79
The dynamic environment monitoring system can be deployed in medium and large modular data centers, small modular data centers, container data centers, etc.
- A. True
- B. False
Answer: A
NEW QUESTION 80
The data center computer room monitoring system mainly monitors power systems, environmental systems, and fire fighting systems.
- A. True
- B. False
Answer: A
NEW QUESTION 81
Huawei Monitoring System NetEco Support through ____________, send alarm information to customers.
Answer:
Explanation:
email, SMS
NEW QUESTION 82
The increase of cabinet power density will lead to the emergence of local hot spots in the computer room, and row-level air conditioners can solve local problems. The hot spot is too high.
- A. True
- B. False
Answer: A
NEW QUESTION 83
During the construction process, carry out low-voltage live work ____________, should be used
____________ .
Answer:
Explanation:
1KV the following , insulating shoes, insulating gloves, insulating clothing
NEW QUESTION 84
During the implementation process, corrosive operations should be used ____________ .
Answer:
Explanation:
anti-corrosion liquid goggles, acid and alkali resistant gloves, acid and alkali resistant clothing, chemical resistant shoes
NEW QUESTION 85
UPS The functions are ____________ .
Answer:
Explanation:
voltage stabilization, frequency stabilization, anti-voltage surge, continuous power supply to the load when there is no mains
NEW QUESTION 86
Common device communication methods are RS232,RS485,FE Wait.
- A. True
- B. False
Answer: A
NEW QUESTION 87
STS The static transfer switch can switch between different input power sources and provide dual power supply for single power loads.
- A. True
- B. False
Answer: A
NEW QUESTION 88
......
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