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Blockchain Basics
1. What is the main benefit of using a Layer 2 network like Arbitrum or Optimism instead of Ethereum Layer 1?
A. Stronger decentralization
B. Lower gas fees and faster transactions
C. Higher staking rewards
D. More validator nodes
2. If your goal is to farm airdrops cheaply and interact with dApps frequently, which type of chain is usually the best fit?
A. Bitcoin mainnet
B. Layer 2 networks like zkSync or Base
C. Ethereum Layer 1
D. Avalanche subnets
3. Which blockchain is best known for fast block times and low-cost NFT minting, making it ideal for gaming and digital collectibles?
A. Ethereum
B. BNB Chain
C. Solana
D. Polygon
Blockchain Basics
4. What factor would most influence your decision to use Ethereum Layer 1 over a cheaper chain?
A. You’re minting NFTs for fun
B. You’re managing large-value DeFi positions that require strong security
C. You’re playing a Web3 game
D. You’re testing a new social dApp
5. Which of the following statements about blockchain decentralization is TRUE?
A. All blockchains are equally decentralized
B. Solana is more decentralized than Ethereum
C. BNB Chain has one of the highest validator counts
D. Ethereum has a high decentralization rating due to its large number of validators