If you are looking to learn more about bitcoin, I usually share mk4 compilation for those need to start from somewhere. It has helped me immensely and I hope it does so for you too. Here it is below.

With all these information given to you,I don't think it will be difficult for you to understanding Bitcoin if we do your research properly and follow all instructions given to you, you will get all supports you need, follow and understand the links and recommendations and where you find difficult to understand, re-read it for proper understanding, don't just over look it, continues reading till you get it these are professional links, videos and books .

Blockchain is a file which has the list of Bitcoin transactions, and every persons operating on the Bitcoin network shares copy of this transaction which is regularly updated