Intermediate
Blockchain & Web3
Q50 / 100
What is the difference between an "optimistic rollup" and a "zk-rollup"?
Correct! Well done.
Incorrect.
The correct answer is A) Optimistic rollups assume transactions are valid and allow challenges within a window; zk-rollups use cryptographic proofs to verify validity immediately
A
Correct Answer
Optimistic rollups assume transactions are valid and allow challenges within a window; zk-rollups use cryptographic proofs to verify validity immediately
Explanation
Optimistic rollups post transaction data and assume correctness, relying on fraud proofs during a dispute period; zk-rollups generate succinct zero-knowledge proofs that validity is correct upfront.
Progress
50/100