Information Systems

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INFORMATION SYSTEMS
Is a discipline concerned with the strategic, managerial and operational activities involved in the gathering, processing, storing, distributing and use of information, and its associated technologies, in society and organizations. It is a combination of people, hardware, software, communication devices, network and data resources that processes (can be storing, retrieving, transforming information) data and information for a specific purpose. The operation theory is just similar to any other system, which needs inputs from user (key in instructions and commands, typing, scanning). The inputted data then will be processed (calculating, reporting) using technology devices such as computers, and produce output (printing reports, displaying results) that will be sent to another user or other system via a network and a feedback method that controls the operation. The picture below shows the procedure of Information System when it works. Pronounced as separate letters, and short for Information Systems or Information Services. For many companies, IS is the name of the department responsible for computers, networking and data management. Other companies refer to the department as IT (Information Technology) and MIS (Management Information Services). Information systems support different types of decisions at different levels of the organizational hierarchy. Major types of Information systems include structural databases and information management software that can include the following;
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Transaction Process Systems (TPS) Enterprise Collaboration Systems (ECS) Management Information Systems (MIS) Decision Support Systems (DSS) Executive Support Systems (ESS)

 Information Systems (or IS) is historically defined as a 'bridge' anchored between the business world and computer science, but this discipline is slowly evolving towards a well-defined science.  Are computerized tools that assist people in transforming data into information.  Ways of providing human-readable information to users such that it is relevant to their business objectives  The unit of LA which manages all computer and media systems, including closed circuit television, within the Capitol. Formerly known as "OLIS," but not to be confused with the OLIS 2000 computer system.

 The organised collections of hardware, software, equipment, policies, procedures and people that store, process, control and provide access to information.  Systems that use information technology to capture, transmit, store, retrieve, manipulate, or display information.  The computer systems and information sources used by an organization to support its day to day operations.  Denotation of a department within a large company that controls company's IT systems. 2. a denotation of systems intended for collecting, processing and storing of data (phone books, various databases, accounting programs)  Means a computer-based system for managing and processing information across an organisation.

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