Ok, I can't tell you because I don't know BUT I have some links that you might find useful and interesting.
Wikipedia:
Programming Language
Programming Language Theory
Assembly Language
Other:
How Microprocessors Work on How Stuff Works
To understand how processors understand binary (that is the only thing computer processors can handle) you must understand how a processor works (well, it's basics).
I hope this answers you question (or at least, helps answer it).