A smart city uses information and communication technology (ICT) to improve operational efficiency, share information with the public and provide a better quality of government service and citizen welfare.
Smart cities are the geographical area (where people live and work, whether urban or rural) designed with instant data access (economy, environment, transportation, education... etc.). This Geographical Area uses smart sensors, smartphones, medical devices, cameras, drones, step calculation, traffic congestion detection, smart meters, kiosks, internet, personal devices, enterprise control systems, surveillance devices, etc., to understand, explain, predict and improve the following areas.