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An information system ( IS) is a formal, sociotechnical, organizational system designed to collect, process, store, and distribute information. [ 1] From a sociotechnical perspective, information systems comprise four components: task, people, structure (or roles), and technology. [ 2] Information systems can be defined as an integration of ...
A management information system (MIS) is an information system [ 1] used for decision-making, and for the coordination, control, analysis, and visualization of information in an organization. The study of the management information systems involves people, processes and technology in an organizational context.
The distinction must be made between a singular geographic information system, which is a single installation of software and data for a particular use, along with associated hardware, staff, and institutions (e.g., the GIS for a particular city government); and GIS software, a general-purpose application program that is intended to be used in ...
In information science, an ontology encompasses a representation, formal naming, and definitions of the categories, properties, and relations between the concepts, data, or entities that pertain to one, many, or all domains of discourse. More simply, an ontology is a way of showing the properties of a subject area and how they are related, by ...
Information and communications technology ( ICT) is an extensional term for information technology (IT) that stresses the role of unified communications [ 1] and the integration of telecommunications ( telephone lines and wireless signals) and computers, as well as necessary enterprise software, middleware, storage and audiovisual, that enable ...
A data structure known as a hash table.. In computer science, a data structure is a data organization, and storage format that is usually chosen for efficient access to data. [1] [2] [3] More precisely, a data structure is a collection of data values, the relationships among them, and the functions or operations that can be applied to the data, [4] i.e., it is an algebraic structure about data.
Information management ( IM) is the appropriate and optimized capture, storage, retrieval, and use of information. It may be personal information management or organizational. Information Management for organizations concerns a cycle of organizational activity: the acquisition of information from one or more sources, the custodianship and the ...
A lecture (from Latin: lēctūra 'reading') is an oral presentation intended to present information or teach people about a particular subject, for example by a university or college teacher. Lectures are used to convey critical information, history, background, theories, and equations.