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Information systems  

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Information systems They are systems formed through coordinated function of people, equipment, procedures, data and other recourse to provide uniform, reliable, accurate information. In effect, an organizational system is tied together with its information elements by the information system. Examples of information systems are; Transaction processing system (TPS) It falls in the low-level management, it support day to day business operating activities (transactions) which is the most important objective of the business. A computer based TPS focuses on the operating level of the business and deals with data from internal sources. The management information produced by TPS usually consist of detail reports of daily transaction (such as items sold or all accounting transaction that have been recorded in various ledgers and registers) or future transactions (such as list of items to be ordered). Typical examples of such systems would be Airline Reservation Systems, Banking Systems, or the Accounting System of almost any large company ...

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