H12-411_V2.0 Exam Questions - Real & Updated Questions PDF
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NEW QUESTION 35
When the battery electrolyte leaks, ____________ treatment is more appropriate.
Answer:
Explanation:
wipe it clean with a rag with gloves on, and check if it needs to be replaced
NEW QUESTION 36
The gas fire extinguishing system consists of ____________ .
Answer:
Explanation:
extinguishing agent storage bottle group, starting device, fire fighting pipe network, sprinklers
NEW QUESTION 37
The following ____________ is correct 1A fixed valve-regulated sealed lead-acid battery 2VMonomer, the rated capacity is 800Ah.
Answer:
Explanation:
GFM-800
NEW QUESTION 38
Parameter representation upsPollution to the power grid.
- A. Output power factor
- B. Overload capacity
- C. Input current harmonics
- D. efficient
Answer: C
NEW QUESTION 39
PLE Defined as the power consumption of the data center power supply and distribution system and IT The ratio of the power consumption of the device.
- A. True
- B. False
Answer: A
NEW QUESTION 40
During the construction process, if there is an object falling or hitting, it should be used ____________ .
Answer:
Explanation:
safety helmet, anti-smashing shoes
NEW QUESTION 41
UPS The front-end input can be two mains, one main and one standby, or one mains and one diesel engine input.
- A. True
- B. False
Answer: A
NEW QUESTION 42
The parameters that can reflect the energy efficiency and energy use efficiency of the data center are
____________ .
Answer:
Explanation:
PUE
NEW QUESTION 43
There are three different classifications of grounding forms in low-voltage power distribution systems,
____________ . The second capital letter represents ____________ .
Answer:
Explanation:
TN,TT,IT , representing the relationship between the exposed conductive part of the power receiving system and the ground
NEW QUESTION 44
UPS systematic N+X System ratio 2N The power supply guarantee level of the system is higher.
- A. True
- B. False
Answer: B
NEW QUESTION 45
RER It is used to measure the use of renewable energy in the data center to promote the regeneration of solar, wind, and water energy, and the use of energy with no carbon emissions or very little carbon emissions.
- A. True
- B. False
Answer: A
NEW QUESTION 46
In the data center power supply and distribution system, the low-voltage circuit breaker with three-stage protection feature is used for.
- A. Prevent the main circuit from breaking due to branch circuit breaking
- B. Prevent the main circuit from breaking due to a short circuit in the branch circuit
- C. Prevent branch circuit short circuit caused by branch circuit overload
- D. Prevent the main circuit from being overloaded due to the short circuit of the branch circuit
Answer: B,D
NEW QUESTION 47
The basic principle of infrared heaters is that infrared rays heat water to boiling, thereby generating steam.
- A. True
- B. False
Answer: B
NEW QUESTION 48
The function of the air system is to rationally organize the flow of indoor air, so that the temperature, humidity and cleanliness of the air in the indoor working area can better meet the process requirements and the comfort requirements of the human body.
- A. True
- B. False
Answer: A
NEW QUESTION 49
In Huawei's dynamic environment monitoring system, it is at the data collection layer and can integrate the underlying components ____________ . The equipment through which information is transmitted to the monitoring software is ____________ .
Answer:
Explanation:
UPS,Air conditioner etc , ECC800
NEW QUESTION 50
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