It is often observed that term information system and information technology are used interchangeably. In a literal sense, information technology is a subset of information systems. Information systems consist of people, processes, machines and information technology. The great advancement in information systems is due to development in information technology and introduction of computers.
An information system can be defined as set of coordinated network of components, which act together towards producing, distributing and or processing information. An important characteristic of computer-based information systems information is precision, which may not apply to other types.
In any given organization information system can be classified based on the usage of the information. Therefore, information systems in business can be divided into operations support system and management support system.
Everyday knowingly or unknowingly, everyone is utilizing information technology. It has grown rapidly and covers many areas of our day to day life like movies, mobile phones, the internet, etc.
Information technology can be broadly defined as integration of computer with telecommunication equipment for storing, retrieving, manipulating and storage of data. According to Information Technology Association of America, information technology is defined as “the study, design, development, application, implementation, support or management of computer-based information systems.”
Information technology greatly enhances the performance of economy; it provides edge in solving social issues as well as making information system affordable and user friendly.
Information technology has brought big change in our daily life be it education, life at home, work place, communication and even in function of government.