Daily UPSC Prelims Current Affairs – December 21, 2022

1. Consider the following statements regarding the Ethereum blockchain platform:
- It is a centralised platform.
- It has transitioned from ‘proof of stake’ to a ‘proof-of-work’ consensus mechanism.
- Non-fungible tokens (NFTs) and decentralised finance (DeFi) are based on the Ethereum network.
Which of the statements given above is/are correct?
2. Consider the following statements regarding the recent transition of the Ethereum blockchain platform from ‘proof of work’ to a ‘proof of stake’ consensus mechanism:
- Enhanced security
- High energy consumption
- High cost
- High returns
Which of the above can be considered advantages or disadvantages of this transition? Select the correct answer using the codes given below:
3. Drugs, ‘Pretomanid’, ‘Ethambutol’, ‘Pyrazinamide’ etc are used to treat which of the following medical conditions?
Originally written on
December 27, 2022
and last modified on
December 27, 2022.
Tags: upsc prelims test series 2023