UPSC 2020: With reference to "Blockchain Technology", consider the following statements : 1. It is a public ledger that everyone can inspect, but which no single user controls. 2. The structure and design of blockchain is such that all the data in it are about cryptocurrency only. 3. Applications that depend on basic features of blockchain can be developed without anybody's permission. Which of the statements given above is/are correct ?

The correct answer is option (d): 1 and 3 only. Watch the detailed video explanation in our Sherlocking Prelims course on UnlockIAS.

This question was asked in UPSC CSE Prelims 2020, GS Paper 1, as Question 40. It falls under Science & Technology > Computer & Information Technology.

This question is rated "moderate". It requires sound conceptual understanding of the topic.

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