Home »
MCQs »
Blockchain MCQs
What is a miner?
33. What is a miner?
- A type of blockchain
- An algorithm that predicts the next part of the chain
- A person doing calculations to verify a transaction
- Computers that validate and process blockchain transactions
Answer: D) Computers that validate and process blockchain transactions
Explanation:
Miners are accountants who keep track of all transactions on the blockchain. The idea is simple: if you want your payment to be valid, you need proof of payment. The miners are in charge of keeping track of your payment.