Which technology underpins cryptocurrencies like Bitcoin, relying on a decentralised, distributed ledger?
A
Quantum computing
B
Blockchain
C
Cloud computing
D
5G networks
Correct Answer: Option B — Blockchain
Explanation:
Blockchain technology underpins cryptocurrencies such as Bitcoin, using a decentralised and distributed ledger system to record transactions...
Blockchain technology underpins cryptocurrencies such as Bitcoin, using a decentralised and distributed ledger system to record transactions securely without a central authority.