Introduction to Blockchain: Industry Applications + ChatGPT Course Course

Module 1: Blockchain Fundamentals & History

⏳ 30 minutes

• Origins of blockchain and Bitcoin whitepaper overview

• Key terminology: nodes, miners, wallets, and blocks

Module 2: Cryptography & Data Structures

⏳ 45 minutes

• Hash functions, Merkle trees, and digital signatures

• How cryptography ensures immutability and data integrity

Module 3: Consensus Mechanisms

⏳ 1 hour

• Proof of Work vs. Proof of Stake vs. Delegated Proof of Stake

• Forks, difficulty adjustments, and network security considerations

Module 4: Ethereum & Smart Contracts

⏳ 1 hour

• Ethereum architecture, EVM, and gas model

• Writing and deploying a “Hello Blockchain” smart contract in Solidity

Module 5: Development Tools & Testnets

⏳ 45 minutes

• Setting up Truffle/Hardhat, Ganache, and MetaMask for local testing

• Compiling, migrating, and debugging contracts

Module 6: Web3 Integration

⏳ 1 hour

• Connecting a frontend to your contract using web3.js or ethers.js

• Reading contract state and sending transactions from a DApp

Module 7: Real-World Applications & Use Cases

⏳ 45 minutes

• Decentralized Finance (DeFi): lending, DEXs, and yield farming

• Non-Fungible Tokens (NFTs), supply-chain provenance, and identity solutions

Module 8: Future Trends & Next Steps

⏳ 30 minutes

• Layer 2 scaling (rollups), cross-chain interoperability, and DAOs

• Resources for deeper learning: official docs, developer forums, and certification paths

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