What is cryptocurrency mining?

• The process of exchanging blocks in a blockchain with commodities like gold.
• The process by which recent cryptocurrency transactions are checked and new blocks are added to the blockchain.
• The amount of funds a sender has to raise to complete a blockchain transaction.
• A private key that must be signed by the sender to complete a blockchain transaction.

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What are the two conditions to satisfy a valid blockchain transaction on the sender’s side?

• Sufficiency of funds to complete the transaction.
• Authorisation for the funds to be transferred.
• A vast network of computers.
• The ability to solve complex mathematics problems.

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