Which one of these is NOT an example of the Internet of Things? Washing machine that can be controlled by an app Amazon Alexa Toaster Oven Cell Phone

While the washing machine and Amazon Alexa are definitely part of the Internet of Things (IoT), the cell phone also stands out here because it's primarily a device for communication rather than a smart appliance or sensor. The toaster oven, depending on its features, could also be an IoT device, especially if it connects to the Internet for enhanced functionality. So, in this group, the cell phone is the odd one out! Fun fact: The Internet of Things is expected to include billions of devices by the end of this decade! This explosion of connected gadgets encompasses everything from smart fridges that can order groceries to city traffic lights that adjust to real-time traffic flows. It’s a tech revolution!