information_systems

Apr 10th, 2015
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Information SystemsName:University:Lecturer:Information SystemsInformation systems are hardware and software systems which are used in organizations to support data-intensive applications. A computer based information system is basically an Information System that uses computer technology to execute all or some of the tasks the system is programmed to accomplish. A computer based information system comprises of:1. The software: these are programs installed in a computer that process all the data2. A database: this is a collection of associated files or tables which contain related information or data.3. A procedure: these are the specific commands and an instruction used to combine all the components of a computer based IS to produce desired output.4. Hardware: these are the tangible devices such as the monitor, mouse, printer, keyboard, processor etc. they work together to input, process and output information.5. A network: these are connecting systems which allow various computers to share and distribute resources.Types of Information Systems in a Business OrganizationTransaction processing system: This is a business organization IS that processes transactions resulting from day to day business operations. Such operations include: creation of paychecks, purchasing orders as well as using a TPS or Transaction Processing System (Malone, 1983). Unlike the batch system, the TPS information system requires that users to interact with the system in actual

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