Question 1

What role does a CRAC (Computer Room Air Conditioner) play in data center operations?

Options :

A : Temperature regulation

B : Data backup

C : Network monitoring

D : Data encryption

Answer: A

Question 2

Which type of fire suppression system is most suitable for use in a data center housing sensitive electronic equipment?

Options :

A : Water sprinklers

B : Halon gas suppression

C : CO2 gas suppression

D : Foam-based extinguishers

Answer: C

Question 3

Which cooling method is most commonly used in modern data centres for efficient heat dissipation?

Options :

A : Direct Expansion (DX) cooling

B : Liquid immersion cooling

C : Air handling units (AHUs)

D : Evaporative cooling

Answer: C

Question 4

Which standard would you reference for best practices on implementing green IT and sustainable data center operations?

Options :

A : ASHRAE 90.1

B : BICSI-002

C : ISO/IEC 20000

D : ISO/IEC 30134-1

Answer: D

Question 5

Which data centre certification focuses specifically on energy efficiency and green practices?

Options :

A : Uptime Institute Tier Certification

B : ISO 20000

C : BICSI

D : LEED

Answer: D