what is IOT what us Solution Ans. IOT stands for Internet of Things: It is a connection of devices over internet to build applications and services which will serve people needs. It is a network of applications built over a planned structure to make human lives easy. It can cover as small a need like an email protocol to as large a need as smart homes. With the advent of internet and cloud technologies, it has a bright future ahead. It can be extended to army services too..