Although most moderately tech-savvy people today know that a CPU is one of the components in their computers, not many people know what a CPU actually does. In fact, if asked, most people probably would not know what CPU stands for.
But when searching for a new desktop or laptop, and typical CPU-related terms such as “quad-core” or ” i7 core” pop out from advertisements, each proclaiming their superiority over the other — what is a person to do, especially if he or she has no idea what either of those terms mean?