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