The Sri City industrial zone is known as a hub for:

IT and Electronics manufacturing
Shipbuilding and Port activities
Food processing and Agro-industries
Heavy engineering

The correct answer is: a) IT and Electronics manufacturing.

Sri City is a multi-product special economic zone (SEZ) located in Andhra Pradesh, India. It is spread over 1,000 acres (400 ha) and is home to over 100 companies, including some of the world’s leading technology companies such as Google, Microsoft, and Amazon. The SEZ is known for its world-class infrastructure and its focus on innovation and technology.

Option b) is incorrect because Sri City is not a major hub for shipbuilding and port activities. The nearest major port is Chennai Port, which is located about 200 kilometers away.

Option c) is incorrect because Sri City is not a major hub for food processing and agro-industries. There are a few food processing companies located in the SEZ, but they are not the main focus of the SEZ.

Option d) is incorrect because Sri City is not a major hub for heavy engineering. There are a few heavy engineering companies located in the SEZ, but they are not the main focus of the SEZ.