Published: 30-Nov--0001
(a) A computer or device that participates in maintaining a blockchain network by storing a copy of the blockchain and validating transactions
(b) A digital signature used to verify transactions
(c) A unique identifier for a transaction on the blockchain
(d) A public address for receiving cryptocurrency
Answer:
A computer or device that participates in maintaining a blockchain network by storing a copy of the blockchain and validating transactions
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