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What is the purpose of a Nonce?
40. What is the purpose of a Nonce?
- Follows nouns
- A Hash Function
- Prevents Double Spending
- Send Information to the Blockchain Network
Answer: C) Prevents Double Spending
Explanation:
Every account has a globally available nonce that protects against same-chain replay attacks and double spending. The nonce is the transaction's sequence number, which miners examine since a block with an erroneous nonce is invalid.