Internet of Things (IoT) What is the Internet of Things (IoT)? The Internet of Things (IoT) refers to a network of interconnected devices, such as sensors, appliances, and vehicles, that communicate and exchange data via the internet. Explanation IoT devices are embedded with software and connectivity capabilities, enabling automation, remote monitoring, and real-time data collection. Applications range from smart homes to industrial automation. Practical Example of IoT A smart home system uses IoT devices to control lighting, heating, and security cameras through a smartphone app, improving convenience and energy efficiency.