New (2021) Huawei H12-411_V2.0 Exam Dumps
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NEW QUESTION 119
pPUE is a data center PUE An extension of the concept, used to evaluate the energy efficiency of a local area of a data center or equipment And analysis.
- A. False
- B. True
Answer: B
NEW QUESTION 120
The function of the following ____________ components is to help return oil.
Answer:
Explanation:
oil trap
NEW QUESTION 121
The basic principle of infrared heaters is that infrared rays heat water to boiling, thereby generating steam.
- A. False
- B. True
Answer: A
NEW QUESTION 122
The data center computer room monitoring system mainly monitors power systems, environmental systems, and fire fighting systems.
- A. False
- B. True
Answer: B
NEW QUESTION 123
The dynamic environment monitoring system can be deployed in medium and large modular data centers, small modular data centers, container data centers, etc.
- A. False
- B. True
Answer: B
NEW QUESTION 124
In the low-voltage power distribution system,N The role of the wire is to return the AC operating current.
- A. False
- B. True
Answer: B
NEW QUESTION 125
PUE The closer the value ____________, indicating that the energy efficiency status of the data center is good.
Answer:
Explanation:
1
NEW QUESTION 126
The user can upgrade the device version in the ____________ interface.
Answer:
Explanation:
software management
NEW QUESTION 127
CLF Defined as the power consumption of data center cooling equipment and IT The ratio of the power consumption of the device.
- A. False
- B. True
Answer: B
NEW QUESTION 128
TN-S The three-phase unbalanced current in the low-voltage power distribution system makes the protection line PS Generate voltage to ground.
- A. False
- B. True
Answer: A
NEW QUESTION 129
Water cooling/The refrigerant of ethylene glycol air conditioner has been flushed before leaving the factory, so it is convenient and quick to install on site.
- A. False
- B. True
Answer: B
NEW QUESTION 130
In the dynamic environment monitoring system, ____________ is used to indicate the severity of the corresponding fault.
Answer:
Explanation:
alarm level
NEW QUESTION 131
The gas fire extinguishing system consists of ____________ .
Answer:
Explanation:
extinguishing agent storage bottle group, starting device, fire fighting pipe network, sprinklers
NEW QUESTION 132
Which of the following statements about the battery is wrong:
- A. The reason for the swelling of the battery is that the pressure becomes higher due to excessive gas evolution.
- B. When the battery reaches the end of its service life, it does not require special treatment and can be sold directly to scrap for recycling.
- C. When the battery leaks, do not touch it directly with your hands.
- D. The battery room should prevent the temperature from being too high to prevent thermal runaway.
Answer: B
NEW QUESTION 133
According to the degree of equipment concentration, the air conditioning system can be divided into
____________ .
Answer:
Explanation:
centralized, semi-centralized, decentralized
NEW QUESTION 134
According to different classifications of electrolytes, batteries can be divided into ____________ and
____________ .
Answer:
Explanation:
lead-acid batteries , alkaline batteries
NEW QUESTION 135
UPS Common working modes are ____________ .
Answer:
Explanation:
main circuit inverter mode, static bypass mode, battery mode
NEW QUESTION 136
High sensible heat ratio is the only difference between precision air conditioners and civil air conditioners.
- A. False
- B. True
Answer: A
NEW QUESTION 137
One ups The capacity is 200KVA, Its output power factor is 0.9, Then it can drive at most ____________ load.
Answer:
Explanation:
180KW
NEW QUESTION 138
Through the query ____________, the user can understand the operation of the device.
Answer:
Explanation:
operation log
NEW QUESTION 139
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