What is proof-of-stake? Multiple Choice A requirement to define an expensive computer calculation, also called mining, that needs to be performed in order to create a new group of trustless transactions (blocks) on the distributed ledger or blockchain. A way to validate transactions and achieve a distributed consensus. A type of digital currency in which a record of transactions is maintained and new units of currency are generated by the computational solution of mathematical problems and which operates independently of a central bank. All of these choices are correct.
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What is proof-of-stake? Multiple Choice A requirement to define an expensive computer calculation, a...
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