Easy-level Solana interview questions covering blockchain basics, programs, and development. Q1: What is Solana and how does it work? Answer: Solana is a high-performance blockchain designed for scalability. graph TB A[Solana] --> B[Proof of History<br/>PoH] A --> C[Tower BFT<br/>Consensus] A --> D[Gulf …

Comprehensive Web3 and blockchain interview questions covering Ethereum, Solidity, DeFi, security, and advanced protocol design. Blockchain Fundamentals Core concepts every Web3 developer should know: Easy: Blockchain basics, Ethereum vs Bitcoin, smart contracts, gas, wallets, keys, ERC-20, NFTs, dApps, …

Easy-level Web3 interview questions covering blockchain fundamentals, Ethereum, smart contracts, and decentralized applications. Q1: What is blockchain and how does it work? Answer: graph TB A[Blockchain] --> B[Distributed<br/>Ledger] A --> C[Immutable<br/>Records] A --> D[Cryptographic<br/>Hashing] A --> …

Hard-level Web3 interview questions covering MEV, zero-knowledge proofs, advanced DeFi, and protocol design. Q1: Explain MEV (Maximal Extractable Value) and mitigation strategies. Answer: graph TB A[MEV] --> B[Front-Running<br/>See tx, submit before] A --> C[Back-Running<br/>Submit after] A --> D[Sandwich …

Medium-level Web3 interview questions covering DeFi, advanced Solidity, security, and protocol design. Q1: Explain DeFi and common DeFi protocols. Answer: graph TB A[DeFi<br/>Decentralized Finance] --> B[Lending/Borrowing<br/>Aave, Compound] A --> C[DEX<br/>Uniswap, Curve] A --> D[Stablecoins<br/>DAI, USDC] A --> …