What is the PoW(Proof of Work)?
A. The amount of work done by miners
B. A consensus mechanism in blockchain technologies
C. An algorithm for mining transactions
D. None of the above
Answer:B
What is the PoW(Proof of Work)?
A. The amount of work done by miners B. A consensus mechanism in blockchain technologies C. An algorithm for mining transactions D. None of the above
Explanation: PoW is a consensus mechanism in blockchain technologies. It helps to keep a blockchain network secure by discouraging miners to misbehave because if they do, they risk losing their block reward meaning they wasted electricity and computational resources during mining the block.