Because data centers usually hold expensive equipment and the company’s critical data, their protection should be thoroughly thought out before implementation. Which of the following is the least critical component when constructing a data center?

i. The vents and ducts from the HVAC system should be protected with some type of barrier bars and should be too small for anyone to crawl through and gain access to the center.
ii. The data center must have positive air pressure, so no contaminants can be sucked into the room and into the computers’ fans.
iii. Data centers should not be located on the top floors because it would be more difficult for an emergency crew to access it in a timely fashion in case of a fire.
iv. Data centers should not be located in basements where flooding can affect the systems.

A.
None of them

B.
All of them

C.
i

D.
ii

Explanation:
They are all equally important.