... representing events occurring in organization or the physical environment before they have been organized and arranged into a form that people can understand and use. Any organization needs to inculcate the basic three activities of an information system. And initially the company or any organization needs to generate the information that organizations need to make decisions, control operations, analyse problems and create new products or services. These activities are input, processing and output. Input deals with collection of raw data from within the organization or from its external environment. Processing converts this raw input into a more substantial form. Finally output transfers the processed information to the respective people who will use this data. Information systems also require feedback, which is output that is returned to appropriate members of the organization to help them evaluate or correct the input stage. (K.Laudon & J Laudon, management information systems, Fifth Edition, Chapter1, page ...

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