Huawei H12-411_V2.0 Practice Verified Answers - Pass Your Exams For Sure! [2021]
Valid Way To Pass HCIA-Data Center Facility's H12-411_V2.0 Exam
NEW QUESTION 109
There are three different classifications of grounding forms in low-voltage power distribution systems
____________, where the first capital letter represents ____________ .
Answer:
Explanation:
TN,TT,IT , the relationship between the power system and the ground
NEW QUESTION 110
Huawei monitoring system ECC800 The collector can be inserted at most ____________ A power supply module.
Answer:
Explanation:
2
NEW QUESTION 111
The following are indirect contact heat and moisture treatment equipment ____________ .
Answer:
Explanation:
surface cooler, finned air heater, evaporator
NEW QUESTION 112
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 113
DB9 It is an agreement.
- A. False
- B. True
Answer: A
NEW QUESTION 114
UPS The inverter component can realize the conversion from AC to DC.
- A. False
- B. True
Answer: A
NEW QUESTION 115
When the AC power equipment is introduced in the three-phase four-wire system, in addition to the grounding of the near end of the power transformer, the near end of the electrical equipment and the equipment room should be grounded repeatedly on the neutral line.
- A. False
- B. True
Answer: B
NEW QUESTION 116
Sensible heat ratio=Sensible heat/Full heat/Sensible heat/(Sensible heat+Latent heat).
- A. False
- B. True
Answer: B
NEW QUESTION 117
Huawei Monitoring System NETECO The system does not support remote door opening.
- A. False
- B. True
Answer: A
NEW QUESTION 118
____________ Not part of Huawei's monitoring system NETECO Provide monitoring functions.
Answer:
Explanation:
Software upgrade
NEW QUESTION 119
Dynamic ring monitoring system can be applied to ____________ .
Answer:
Explanation:
data center computer room, unattended substation, wireless base station, transmission node computer room
NEW QUESTION 120
Huawei Monitoring System NetEco Support through ____________, send alarm information to customers.
Answer:
Explanation:
email, SMS
NEW QUESTION 121
For valve-regulated lead-acid batteries, the function of the safety valve is ____________ .
Answer:
Explanation:
eliminate excess gas and prevent air from entering
NEW QUESTION 122
Parameter representation upsPollution to the power grid.
- A. efficient
- B. Overload capacity
- C. Input current harmonics
- D. Output power factor
Answer: C
NEW QUESTION 123
STS The static transfer switch can switch between different input power sources and provide dual power supply for single power loads.
- A. False
- B. True
Answer: B
NEW QUESTION 124
The surface cooler controls the indoor temperature and humidity through the heat exchange between the refrigerant and the indoor air.
- A. False
- B. True
Answer: A
NEW QUESTION 125
The following ____________ air supply methods mainly use process air conditioners that have a large amount of waste heat to be taken away from the lower working area.
Answer:
Explanation:
bottom delivery and top return
NEW QUESTION 126
The basic principle of the rotary dehumidifier is that the water vapor encounters the condensation water droplets of the cooling tube fins to dehumidify.
- A. False
- B. True
Answer: A
NEW QUESTION 127
In the air-conditioning system, the function of the ____________ is to use water cooling or air cooling to cool the high-temperature and high-pressure gas discharged from the compressor and release heat to the outside world.
Answer:
Explanation:
condenser
NEW QUESTION 128
UPS The front-end input can be two mains, one main and one standby, or one mains and one diesel engine input.
- A. False
- B. True
Answer: B
NEW QUESTION 129
At a certain atmospheric pressure and water vapor content, the air is cooled down. When the air reaches saturation, it will continue to cool down. The temperature at the time of condensation is ____________ .
Answer:
Explanation:
dew point temperature
NEW QUESTION 130
In the access control system interface, the functions that can be realized are ____________ .
Answer:
Explanation:
ABCD
NEW QUESTION 131
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H12-411_V2.0 practice test questions, answers, explanations: https://drive.google.com/open?id=1O_dGF0Cj3txpBlca0E9IyIUdhiVPauOc
