# Blockchain Basic

- [What is Blockchain](/blockchain-basic/what-is-blockchain.md)
- [The meaning of decentralization](/blockchain-basic/the-meaning-of-decentralization.md)
- [How Bitcoin achieved decentralization](/blockchain-basic/how-bitcoin-achieved-decentralization.md)
- [What is a smart contract?](/blockchain-basic/what-is-a-smart-contract.md)
- [What is Ethereum?](/blockchain-basic/what-is-ethereum.md)