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NEW QUESTION 119
At the end of the discharge of lead-acid batteries, the voltage drops, and the positive and negative active materials are converted into ____________ .
Answer:
Explanation:
PbSO4
NEW QUESTION 120
CLF Defined as the power consumption of data center cooling equipment and IT The ratio of the power consumption of the device.
- A. True
- B. False
Answer: A
NEW QUESTION 121
____________ Not part of Huawei's monitoring system NETECO Provide monitoring functions.
Answer:
Explanation:
Software upgrade
NEW QUESTION 122
Reflects the dryness of the air, the smaller the value, the drier the air.
- A. Moisture content
- B. Wet bulb temperature
- C. Dry bulb temperature
- D. Relative humidity
Answer: D
NEW QUESTION 123
The following parts can check whether the refrigerant contains moisture ____________ .
Answer:
Explanation:
sight glass
NEW QUESTION 124
Huawei Monitoring System NetEco Only the infrastructure of a single data center can be managed, and the centralized and unified management of multiple geographically divided data center infrastructures is not possible.
- A. True
- B. False
Answer: B
NEW QUESTION 125
It can be implemented in the alarm management function of the dynamic environment monitoring system
____________ .
Answer:
Explanation:
locating alarms, querying alarms
NEW QUESTION 126
The fastest transmission rate of the following communication interfaces is ____________ .
Answer:
Explanation:
FE
NEW QUESTION 127
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 128
____________ can complete the conversion from DC to AC.
Answer:
Explanation:
Inverter component
NEW QUESTION 129
____________ can be used as a side air outlet or as a lower air outlet.
Answer:
Explanation:
Double louvered air outlet
NEW QUESTION 130
Protective grounding: Grounding refers to the direct connection with the earth, and a certain point of the live part of an electrical device or electrical circuit is connected to a large point. When the electrical device or other device is normal, a certain point of the uncharged part is artificially connected to the earth.
- A. True
- B. False
Answer: A
NEW QUESTION 131
UPS The inverter component can realize the conversion from AC to DC.
- A. True
- B. False
Answer: B
NEW QUESTION 132
Use POE When interface, it has two functions of communication and power supply.
- A. True
- B. False
Answer: A
NEW QUESTION 133
____________ The main function is electric energy distribution, which distributes the front-end electric energy to various types of electrical equipment according to requirements, standards and specifications, such as ups, Air conditioning, lighting system, etc.
Answer:
Explanation:
Low-voltage power distribution system
NEW QUESTION 134
The condensate of the air conditioner is formed by condensation after the air warning surface cooler cools down.
- A. True
- B. False
Answer: A
NEW QUESTION 135
The device cannot be connected to the southbound interface of the dynamic environment monitoring system.
- A. UPS
- B. Precision air conditioner
- C. Upper-level network management
- D. Access control equipment
Answer: C
NEW QUESTION 136
Lay anti-static floor, wear anti-static shoes and socks to prevent it from forming ____________ .
Answer:
Explanation:
static electricity is conducted from the feet to the ground
NEW QUESTION 137
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