Ethena is a synthetic dollar protocol built on Ethereum. It offers a crypto-native monetary solution independent of traditional banking infrastructure. The protocol also provides a globally accessible dollar-denominated savings instrument called the "Internet Bond." (Note: The revised version removes speculative elements and keeps the description factual and evergreen.) **Revolut Crypto Quiz Answers (Learn & Earn Program)** Revolut offers a Learn & Earn program where users can test their cryptocurrency knowledge through quizzes and earn rewards. Below are answers to help you complete the quiz successfully. ### **Quiz Answers** 1. **What is blockchain?** - A decentralized digital ledger 2. **What is Bitcoin?** - The first decentralized cryptocurrency 3. **What is Ethereum?** - A blockchain platform for smart contracts 4. **What is a stablecoin?** - A cryptocurrency pegged to a stable asset 5. **What is DeFi?** - Decentralized finance 6. **What is an NFT?** - A unique digital asset 7. **What is staking?** - Locking crypto to support network operations 8. **What is a wallet?** - A tool to store and manage crypto 9. **What is mining?** - The process of validating transactions 10. **What is a private key?** - A secure code to access crypto By answering correctly, you can earn cryptocurrency rewards through Revolut’s program. For more educational content on cryptocurrencies, visit **DroomDroom**. *(Note: Answers may vary based on quiz updates. Always verify with Revolut’s latest materials.)*