Microtheme: "Blockchain,Cryptocurrency" —
6 questions asked in Prelims in the past.

1. [2026] Which of the following statements about Real-World Assets (RWA) Tokenization are
   correct?
   1. Tokenization is the process of turning real world assets into digital tokens using blockchain
   technology.
   2. Tokenization of real world assets offers 24×7 access, promoting financial inclusion.
   3. Tokenization of real world assets will allow the access to high growth investment
   opportunities for individuals in India.
   Select the answer using the code given below:
   • (a) 1, 2 and 3
   • (b) 2 and 3 only
   • (c) 1 and 2 only
   • (d) 1 and 3 only
   Correct Answer: (A) 1, 2 and 3
2. [2026] Which of the following statements regarding the features of blockchain technology are correct?
   1. Records stored in the database may be made visible to relevant stakeholders without risk of alteration.
   2. Copies of the entire database are stored on multiple computers on a network syncing within seconds.
   3. Consortium blockchain is a blend of public and private blockchains allowing selective data access.
   4. Mathematical algorithms make it impossible to change or delete any data once recorded and accepted.
   • (a) 1 and 3
   • (b) 2 and 4 only
   • (c) 1, 2 and 4
   • (d) 1 and 4 only
   Correct Answer: (C) 1, 2 and 4
3. [2022] With reference to Non-Fungible Tokens (NFTs), consider the following statements :
   1. They enable the digital representation of physical assets.
   2. They are unique cryptographic tokens that exist on a blockchain.
   3. They can be traded or exchanged at equivalency and therefore can be used as a medium of commercial transactions.
   Which of the statements given above are correct ?
   • (a) 1 and 2 only
   • (b) 2 and 3 only
   • (c) 1 and 3 only '
   • (d) 1, 2 and 3
   Correct Answer: (A) 1 and 2 only
4. [2022] With reference to Web 3.0, consider the following statements :
   1. Web 3.0 technology enables people to control their own data.
   2. In Web 3.0 world, there can be blockchain based social networks.
   3. Web 3.0 is operated by users collectively rather than a corporation.
   Which of the statements given above are correct ?
   • (a) 1 and 2 only
   • (b) 2 and 3 only
   • (c) 1 and 3 only
   • (d) 1, 2 and 3
   Correct Answer: (D) 1, 2 and 3
5. [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?
   • (a) 1 only
   • (b) 1 and 2 only
   • (c) 2 only
   • (d) 1 and 3 only
   Correct Answer: (D) 1 and 3 only
6. [2016] With reference to ‘Bitcoins’, sometimes seen in the news, which of the following statements
   is/are correct?
   1. Bitcoins are tracked by the Central Banks of the countries.
   2. Anyone with a Bitcoin address can send and receive Bitcoins from anyone else with a Bitcoin
   address.
   3. Online payments can be sent without either side knowing the identity of the other.
   Select the correct answer using the code given below.
   • (a) 1 and 2 only
   • (b) 2 and 3 only
   • (c) 3 only
   • (d) 1, 2 and 3
   Correct Answer: (B) 2 and 3 only