MCQ Practice Hub

Cryptocurrency MCQs

Q1. What is the underlying technology behind most cryptocurrencies?

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Correct: Blockchain

Blockchain is a decentralized ledger that records transactions across many computers.

Q2. Who is the pseudonymous creator of Bitcoin?

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Correct: Satoshi Nakamoto

Satoshi Nakamoto published the Bitcoin whitepaper in 2008.

Q3. What is the process of verifying cryptocurrency transactions called?

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Correct: Mining

Mining involves solving complex mathematical problems to add blocks to the blockchain.

Q4. Which cryptocurrency is known for its smart contract functionality?

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Correct: Ethereum

Ethereum introduced smart contracts, enabling decentralized applications.

Q5. What does 'HODL' mean in cryptocurrency slang?

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Correct: Hold On for Dear Life

HODL is a misspelling of 'hold' encouraging investors to keep their assets.

Q6. What is a 'wallet' in the context of cryptocurrency?

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Correct: A digital tool to store and manage crypto

Wallets store private keys allowing users to send and receive cryptocurrencies.

Q7. Which consensus mechanism does Bitcoin use?

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Correct: Proof of Work

Proof of Work requires miners to solve puzzles to validate transactions.

Q8. What is the maximum supply of Bitcoin?

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Correct: 21 million

Bitcoin's protocol caps the total supply at 21 million coins.

Q9. What does DeFi stand for?

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Correct: Decentralized Finance

DeFi refers to financial services built on blockchain without intermediaries.

Q10. Which cryptocurrency is often called 'digital silver'?

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Correct: Litecoin

Litecoin is seen as a complement to Bitcoin, which is 'digital gold'.

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