I think the power is going to



One of your clients lives in an area where the power source is not very reliable. What preventive maintenance device would you recommend they use on their desktop computer system?

A) Surge protector

B) Additional cooling fans

C) UPS

D) Grounding straps

E) A handheld fan with a picture of your cat


The answer: C) UPS

An uninterruptable power supply keeps everything running when the power goes out with a built-in battery backup system. If you can’t afford to lose anything due to a power outage, then you’ll want to always use a UPS.

Want to know more? Watch “Preventive Maintenance.”

One of the best ways to solve a computer problem is to avoid it in the first place. In this video, you’ll learn some common ways to keep your computer in peak operating condition.