1. With reference to Tensor Processing Units (TPUs), consider the following statements:

1. TPUs are general-purpose processors used widely in personal computers.
2. TPUs are application-specific integrated circuits designed mainly for AI and machine learning tasks.
3. TPUs are optimised for tensor and matrix operations used in deep learning.

Which of the statements given above is/are correct?

• 1 only
• 1 and 3 only
• 2 and 3 only
• 1, 2 and 3

2. World Soil Day is observed annually on:

• 22 April
• 5 June
• 5 December
• 17 June

3. Polar Stratospheric Clouds (PSCs) contribute to ozone depletion by:

• Absorbing ultraviolet radiation
• Blocking solar radiation entirely
• Increasing ozone production
• Activating chlorine and bromine compounds

4. Which of the following is a key feature of DHRUVA?

1. Consent-based sharing of address data
2. Mandatory integration for all private firms
3. Public–private participation model

Select the correct answer using the code given below:

• 1 only
• 1 and 3 only
• 2 and 3 only
• 1, 2 and 3

5. Exercise GARUDA SHAKTI is a joint military exercise between India and:

• Thailand
• Indonesia
• Malaysia
• Vietnam