List and describe the four primary types of UPS systems. Which is the most effective and the most expensive, and why? What two critical factors are affected when water is not available in a facility?...

List and describe the four primary types of UPS systems. Which is the most effective

and the most expensive, and why?

What two critical factors are affected when water is not available in a facility?

Why are they important to the operation of the organization’s information assets?