Management Information Systems

MANAGEMENT INFORMATION SYSTEMS

Keywords: Information Systems, Management Information System.
The formation concept appears in embryonic form in antediluvian patriarch Greek philosophy. Saying that the whole is more than the sum of Partials, Aristotle gives a first definition of system that will grow and spring up for over 2000 years to reach its present form until the proto(prenominal) twentieth century.
At the start curdling a supposition of systems biology German L. von Bertalanffy that between 1928 and 1950 published a serial of works which postulates that the universe is organized into systems and assemblies of elements which interact and that is the beginning of prevalent systems theory
Management information systems are defined in the literature, pursual two startes
a) establish on the information and the support it;
b) Based on the function of management information system should achieve.
In the first case, management information systems represents all information employ inwardly the company, means and procedures for identification, collection, storage and processing.
In the second approach to defining IT systems management is humbled upon its purpose, namely providing information bespeak by the user as desired and timely to base decisions.
Management information systems (GIS) require definition: domain management, information models, and management rules.




* Management areas correspond to each of the activities carried out within the homogeneous business - research and development, trade, production, personnel, finance and accounting - pickings into account the interactions between them. Moreover, addressing these areas is done in a class-conscious vision leading to identification of the following levels:
- Transaction in which elementary operations are performed;
-Operational where current operations are in progress, decisions at this level are current,
routine;
- tactical corresponding control activities and short-term decisions;
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