C. Polkadot

D. None of these

Q9: Which among the following interoperable Blockchains have the

maximum number of projects on it?

A. Cosmos

B. Polygon

C. Polkadot

D. All of them have similar number of projects

Q10: Which among the following interoperable Blockchains uses ZK-

Rollups and Optimistic rollups for L2 scaling?

A. Cosmos

B. Polygon

C. Polkadot

D. None of these

Q11: Stablecoins Tether and USDC are built on which Blockchain?

A. Ethereum

B. Cardano

C. Algorand

D. Solana

Q12: You have a Blockchain product deployed on Ethereum which is

facing

scalability

and

interoperability

issues.

Which

interoperable Blockchain would you prefer?

A. Cosmos

B. Polygon

C. Polkadot

D. None of these

Q13: Smart contracts among which of the following Blockchains can

be written using Solidity?

A. Ethereum