ETHEREUM TEST NETWORK

What is the primary function of a testnet in the Ethereum ecosystem?

• Mining real Ether

• Deploying smart contracts for production use

• Experimenting with new features and upgrades

• Generating real transaction fees

Which testnet is specifically designed for testing Ethereum 2.0 upgrades?

• Goerli

• Rinkeby

• Medalla

• Kovan

What is the primary difference between Ethereum mainnet and testnets?

• Testnets use real Ether

• Testnets have faster block times

• Testnets are for development and testing purposes

• Testnets have higher gas fees

Which consensus algorithm is used by the Ropsten testnet?

• Proof-of-Work (PoW)

• Proof-of-Authority (PoA)

• Proof-of-Stake (PoS)

• Delegated Proof-of-Stake (DPoS)

The first-ever public Ethereum blockchain based testnet

• Rinkeby

• Goerli

• Medalla

• Olympic