What are the pillars of a blockchain?
A. All the above.
B. Transparency.
C. Immutability.
D. Decentralization.
Answer:A
What are the pillars of a blockchain?
A. All the above. B. Transparency. C. Immutability. D. Decentralization.
Explanation: A blockchain should be transparent, immutable, and decentralized. In Blockchains such as Bitcoin, all transactions are public, the blockchain is immutable in that it is very difficult to change data and it is decentralized in that its servers are distributed across the globe.