Cryptocurrency mining

What is a blockchain?

• A distributed ledger on a peer to peer network

• A type of cryptocurrency

• An exchange

• A centralized ledger

What incentive do the the miners receive to give correct validation of transactions?

• A nonce

• A block reward

• Thumbs up from the community

• More memory

Which of these is used in bulk to more quickly mine cryptocurrency?

• CPU

• Motherboard

• GPU

• Router

What do crypto miners do?

• Go in caves to dig up rocks and gems

• Reverse engineer the hash of a block to find private keys

• Calculate the correct hash of the next block in a blockchain

• Create and maintain the programs needed for blockchain technology

What is the current Bitcoin block reward for miners?

• 50 BTC

• 12.5 BTC

• 25 BTC

• 6.25 BTC

Which country has illegalized crypto mining?

• Malaysia

• USA

• China

• Brazil