Blockchain is a system of recording information in a way that makes it difficult or impossible to change, hack, or cheat the system. A blockchain is essentially a digital ledger of transactions that is duplicated and distributed across the entire network of computer systems on the blockchain.it is accuracy on client as well the organization,it is very difficult to design as per client requirement,the company and data scientific / data mining understand the requirement as how it can benefit
A blockchain is a digital record of transactions. The name comes from its structure, in which individual records, called blocks, are linked together in single list, called a chain. Blockchains are used for recording transactions made with cryptocurrencies, such as Bitcoin, and have many other applications
A Blockchain is a type of diary or spreadsheet containing information about transactions. Each transaction generates a hash. … Each block refers to the previous block and together make the Blockchain. A Blockchain is effective as it is spread over many computers, each of which have a copy of the Blockchain.
Blockchain owes its name to how it works and the manner in which it stores data, namely that the information is packaged into blocks, which link to form a chain with other blocks of similar information. It is this act of linking blocks into a chain that makes the information stored on a blockchain so trustworthy.