What can be found in a block in a blockchain?
A. Public keys.
B. Cryptocurrency coins.
C. Private keys.
D. Transactions.
Answer:D
What can be found in a block in a blockchain?
A. Public keys. B. Cryptocurrency coins. C. Private keys. D. Transactions.
Explanation: A block in a blockchain collects transactions and stores them in a Merkle tree whose leaves are the hashed of the transactions and the root of the collective hash of all the transaction hashes.