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Question # 4

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

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Question # 5

The following ____________ Circuit breakers are usually used ITLow-voltage circuit breaker for the load.

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Question # 6

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.

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Question # 7

The following air conditioning, which is comfort air conditioning?

A.

room dedicated air conditioning

B Clean air conditioning

B.

Commercial air conditioners

C.

Medical air conditioning

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Question # 8

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

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Question # 9

High sensible heat ratio is the only difference between precision air conditioners and civil air conditioners.

A.

True

B.

False

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Question # 10

During the construction process, carry out low-voltage live work ____________, should be used ____________ .

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Question # 11

The following ____________ are not part of the chilled water air conditioner.

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Question # 12

12V The battery is made of 6 indivual 2V It is composed of battery cells.

A.

True

B.

False

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Question # 13

Huawei Monitoring System NETECO Supported functions are ____________ .

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Question # 14

In the dynamic environment monitoring system, the user queries the alarm information of the refrigeration equipment through the ____________ function.

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Question # 15

Lay anti-static floor, wear anti-static shoes and socks to prevent it from forming ____________ .

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Question # 16

MCB Circuit breaker CThe setting value of level tripping is in ____________, used in ITLoad occasions.

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Question # 17

____________ 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.

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Question # 18

According to the storage methods of different electrolytes in batteries, it can be divided into ____________ with ____________ .

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Question # 19

The following ____________ are used in Huawei's row-level precision air conditioners.

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Question # 20

____________ Not part of Huawei's monitoring system NETECO Provide monitoring functions.

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Question # 21

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.

True

B.

False

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Question # 22

The following are not part of the agreement ____________ .

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Question # 23

The abbreviation for valve-regulated lead-acid battery is VRLA.

A.

True

B.

False

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Question # 24

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

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Question # 25

Huawei Monitoring System NetEco Must not support monitoring of third-party devices.

A.

True

B.

False

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Question # 26

The throttling devices used by Huawei's air-cooled precision air conditioners are ____________ .

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Question # 27

The humidifier used in Huawei's row-level precision air conditioner is an infrared humidifier.

A.

True

B.

False

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Question # 28

____________ Yes upsThe unit of rated capacity.

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Question # 29

ABC Circuit breakers are mainly used IT Load front end, such as ups Inside the output cabinet.

A.

True

B.

False

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Question # 30

The following parts can check whether the refrigerant contains moisture ____________ .

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