What is blockchain and Ethereum? Where is it used?

Question

I just got chance to work on Ethereum, block-chain based platform. But I don\'t have a clear idea in which scenarios this is used, any real life use of this.Could anybody help m

Answer 1

a blockchain is an immutable, sequential chain of records called Blocks. They can contain transactions, files or any data you like, really. But the important thing is that they’re chained together using hashes.