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During the last years, both academicians and professional researchers attribute an interest to the future of cities. They conclude that the technological leap will influence the both architecture and infrastructure, which will give birth to the smart cities vision. This essay aims to provide a comprehensive understanding of the movement towards smartness by providing a study on divers smart city definitions which depend on geographical, environmental, economical and social constraints of each city, next to presenting dimensions that let smart city a 3D concept and highlighting some smart city Models. It gives an overview of smart city characteristics: Smart Economy, Smart Environment, Smart Governance, Smart Mobility, Smart Living and Smart Human Level and shows some big pictures of the components of each paradigm and how they been illustrated. People usually moves to cities in order to fulfil their needs in job, relationships tpand enjoy the modern life, the urbanization phenomenon, climate change and resources depletion took place and addressed a significant number of Smart cities challenges were appeared in urban areas. However, thanks to ICT, Smart City provides opportunities for people to create, invent, test and experience new things in order to optimize their quality of life.
Arroub et al. (Sat,) studied this question.