Abstract

Everything starts from knowledge, was it trading, learning or any activity, without an appropriate knowledge for it, the result would be the most minimal. To describe knowledge, to write it down, the most basic way was to write it down on books and scrolls before that. with the evolution of tools, the means to gather and store data changes. in this article, we will describe how knowledge is built, what are the evolution of storing it and what are the means to use it and create a new knowledge. 

Introduction 

to define data we can use the quotation " Things known or assumed as facts, making the basis of reasoning or calculation. "