Now, I don't really know the scope your question and how much you might already know or what level of answer you might want, I am certainly not the best person

Now, I don't really know the scope your question and how much you might already know or what level of answer you might want, I am certainly not the best person to give you an in-depth one but look at this: http://www.bloomberg.com/graphics/2015-paul-ford-what-is-code/ http://www.bloomberg.com/graphics/2015-paul-ford-what-is-cod... it's very good and explain in very good layman terms how a computer works(or at least some parts).