🌐 What is Blockchain?Imagine a notebook shared across many computers, where every page records transactions, like money transfers or agreements. This is a blockchain a secure, decentralized digital ledger. No one person controls it, and once written, entries can’t be changed, ensuring trust. It powers things like Bitcoin and smart contracts!📜 What is a Smart Contract?A smart contract is like a digital agreement that runs on a blockchain. It’s a set of rules written in code that automaticall...