Step 1: Understanding the term 'Silicon Valley'.
The term "Silicon Valley" refers to the region in California, USA, that is known for being the global center of technology and innovation, especially in software and hardware industries.
Step 2: Relating 'Silicon Valley' to India.
In India, Bangalore (Bengaluru) is often referred to as the "Silicon Valley of India" due to its status as the country's leading tech hub. It is home to numerous IT companies, startups, and innovation centers. Many of the world’s largest technology companies have their offices in Bangalore.
Step 3: Verifying the Options.
Option (1): Delhi is the capital of India, but it is not known as the Silicon Valley.
Option (2): Bangalore is correctly known as the Silicon Valley of India due to its thriving tech industry.
Option (3): Hyderabad is also an emerging tech hub but is not referred to as the Silicon Valley of India.
Option (4): Chennai is a major industrial city but not specifically known as the Silicon Valley.