IoT Core
AWS IoT Core is a family of managed services that allows IoT-connected devices to interact with each other as well as with other cloud applications and services. You can use a variety of protocols with AWS IoT Core. MQTT is the primary protocol used as it is optimized for publish/subscribe messaging between various remote devices with scarce resources and when network bandwidth is nominal.
This book will not cover IoT in depth; however, the purpose and key functionality apply to streaming data solutions with IoT use cases.
Device software
FreeRTOS is an open source operating system for microcontrollers. FreeRTOS is similar to the Raspberry Pi Raspian operating system. FreeRTOS is intended for embedded software (software that controls devices and hardware) development for microcontrollers. FreeRTOS provides you with building blocks to create software for microcontrollers and implement multitasking. Whereas Raspian is an operating system intended for end users just...