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WorksheetsCUVIP Week4
Total questions: 10
Worksheet time: 5mins
What does “gas” represent in Ethereum?
Amount of ETH in a wallet
Cost to perform a transaction or computation
Data stored on-chain
Speed of the network
What is a "hard fork" in blockchain?
A code update with no consensus
A crash in the network
A permanent split into two chains
A temporary change in consensus
Who controls the Ethereum protocol today?
Ethereum Foundation
Vitalik Buterin
The Ethereum Alliance
Nobody – it’s decentralized
Which blockchain had “The DAO Hack” in 2016?
Binance Smart Chain
Bitcoin
Solana
Ethereum
What is the block time of Bitcoin?
2 seconds
1 minute
30 seconds
20 minutes
10 minutes
What is Uniswap?
Centralized exchange
NFT marketplace
Decentralized exchange (DEX)
DEX Aggregator
Lending protocol
What mechanism does Uniswap use for trading?
Order book
Automated Market Maker (AMM)
Direct P2P matching
Time-weighted orders
Futures settlement
What is the main role of a liquidity provider in DeFi?
Vote on new tokens
Set token prices
Execute flash loans
Supply assets to a pool so others can trade
What’s the key benefit of using a DEX?
Lower latency
Self-custody of funds
Higher leverage
Fiat withdrawals
Which is a centralized exchange?
PancakeSwap
Uniswap
Curve
Binance