Question 1

If the moisture content in the air remains constant, the dew point temperature is fixed, but relative humidity changes with temperature variations.

Options :

A : Correct

B : Incorrect

Answer: A

Question 2

What are the primary components of a data center's typical energy consumption?

Options :

A : IT equipment energy consumption

B : Power supply energy consumption

C : Cooling energy consumption

D : Solar energy supply

Answer: A,B,C

Question 3

If a cooling system uses a DX scheme, it can plan the deployment sequence of the air handling units and outdoor units accordingly.

Options :

A : True

B : False

Answer: A

Question 4

According to GB50174-2017, data centers using chilled water cooling systems should have thermal storage devices, with storage time meeting operational needs. Is this correct?

Options :

A : Yes

B : No

Answer: B

Question 5

Which of the following statements regarding energy-saving strategies is correct?

Options :

A : Using only direct natural cooling is insufficient to meet Tier III standards

B :

Mechanical cooling combined with direct and mixed cooling, along with high building height and outdoor air quality requirements, is essential.

C : Natural water cooling has high water source requirements but poses no environmental risks.

D :

Utilizing an indirect evaporative cooling system can effectively lower indoor temperatures using low outdoor temperatures and extend the operational time of natural cooling.

Answer: A,B,D

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