  Internet of things (IoT) has significantly altered the traditional lifestyle
to a highly technologically advanced society. Some of the significant
transformations that have been achieved through IoT are smart homes, smart
transportation, smart city, and control of pollution. A considerable number of
studies have been conducted and continue to be done to increase the use of
technology through IoT. Furthermore, the research about IoT has not been done
fully in improving the application of technology through IoT. Besides, IoT
experiences several problems that need to be considered in order to get the
full capability of IoT in changing society. This research paper addresses the
key applications of IoT, the architecture of IoT, and the key issues affecting
IoT. In addition, the paper highlights how big data analytics is essential in
improving the effectiveness of IoT in various applications within society.
