In a blockchain, the structure that summarises all the transactions in a block into a single hash is called
- A.The nonce
- B.The Merkle root
- C.The genesis block
- D.The private key
Show answer
The transactions in a block are hashed in pairs, the resulting hashes are hashed in pairs again, and the process repeats until a single hash remains; that hash is the Merkle root, named after Ralph Merkle, and it is stored in the block header.
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