Q. Consider the following statements about Blockchain technology:
  1. Blockchain technology inherently provides data immutability.
  2. Blockchain operates on a decentralized network.
  3. Blockchain maintains chronological order of data.
Which of the above statements is / are correct?

Answer: 1, 2 & 3
Notes: All of these observations regarding blockchain technology are correct.
  1. Blockchain inherently provides data immutability: it is designed so that once data is recorded, it cannot be easily altered or deleted.
  2. Blockchain operates on a decentralized network: transactions are verified and recorded by a network of distributed nodes, not a central authority.
  3. Blockchain maintains chronological order of data: every block in the chain is timestamped and linked to the previous one, establishing a clear, unalterable sequence of events.

This question is part of UPSC Daily 20 MCQ Series Course on GKToday Android app.