HCIA-Data Center Facility V2.0 Practice Tests 2022 | Pass H12-411_V2.0 with confidence!
Practice HCIA-Data Center Facility H12-411_V2.0 exam. Online Exam Practice Tests with detailed explanations!
NEW QUESTION 89
CLF Defined as the power consumption of data center cooling equipment and IT The ratio of equipment power consumption.
- A. False
- B. True
Answer: B
NEW QUESTION 90
The throttling devices used by Huawei's air-cooled precision air conditioners are ____________ .
Answer:
Explanation:
thermal expansion valve, electronic expansion valve
NEW QUESTION 91
The following ____________ Yes UPS 2N. The advantages of the system.
Answer:
Explanation:
power supply redundancy, no need to switch the load to maintenance bypass mode, you can ups System maintenance, no single path failure point
NEW QUESTION 92
The following ____________ is not the basic function of low-voltage circuit breakers.
Answer:
Explanation:
dual power supply switching
NEW QUESTION 93
The main fire extinguishing agent used in the data center fire protection system is ____________ .
Answer:
Explanation:
heptafluoropropane
NEW QUESTION 94
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 95
Sensible heat ratio=Sensible heat/Full heat/Sensible heat/(Sensible heat+Latent heat).
- A. False
- B. True
Answer: B
NEW QUESTION 96
____________ Support creating report tasks according to report templates.
Answer:
Explanation:
Report management
NEW QUESTION 97
The alarms of the dynamic environment monitoring system usually have different levels.
- A. False
- B. True
Answer: B
NEW QUESTION 98
TN-S The three-phase unbalanced current in the low-voltage power distribution system makes the protection line PS Generate voltage to ground.
- A. True
- B. False
Answer: B
NEW QUESTION 99
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. False
- B. True
Answer: B
NEW QUESTION 100
Huawei Monitoring System Neteco Can only access support SNMP Protocol equipment.
- A. True
- B. False
Answer: B
NEW QUESTION 101
Use POE When interface, it has two functions of communication and power supply.
- A. False
- B. True
Answer: B
NEW QUESTION 102
The humidifier used in Huawei's row-level precision air conditioner is an infrared humidifier.
- A. True
- B. False
Answer: B
NEW QUESTION 103
At present, storage batteries are mainly installed in racks and cabinets in data centers.
- A. False
- B. True
Answer: B
NEW QUESTION 104
The use of water fire and foam fire extinguishing systems in the data center will not cause damage to communication equipment.
- A. True
- B. False
Answer: B
NEW QUESTION 105
UPS The inverter component can realize the conversion from AC to DC.
- A. True
- B. False
Answer: B
NEW QUESTION 106
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