Question

ioT devices must have:
1) A USB port
2) A unique identification
3)Wired connectivity
4)All of the above

Answer 1

What is ioT devices?
An IoT device is any nonstandard computing device that connects wirelessly to a network and has the ability to transmit data; these are the things in the Internet of Things.

Your answer
The Internet of things (IoT) is the network of physical devices, vehicles, home appliances and other items embedded with electronics, software, sensors, actuators, and connectivity which enables these objects to connect and exchange data.