I'm sure most people would have a very basic understanding (e.g. they know what the word means but can't define/explain it to another person) but anything deepe

I'm sure most people would have a very basic understanding (e.g. they know what the word means but can't define/explain it to another person) but anything deeper than that I would doubt. I know it sounds ridiculous but as a self-taught developer I had released popular software and was still in the bracket above before actually taking more of an interest in CS.