Components Of A Decision Support System
Decision making, becoming a more and more important and crucial aspect at every step of the functioning of an organization, it is imperative that such critical issues are handled deftly by the managers with alacrity and ease. Hence the advent of the Decision Support System in the world of technology, to help in managerial decision making, especially with unstructured information. Decision Support System, as the very name suggests, constituting myriad components, embraces certain computer-based information systems which support managers at all stages of an organization to take various significant decisions at the micro and macro levels.
The Decision Support System comprises four major components, namely the user interface, the database management systems or DBMS, models and analytical tools constituting a model based management systems or MBMS and lastly the DSS architecture and network. Sprague also refers to dialog generation and management software which manages the interface between the user and the system. These four components of the Decision Support System are extremely significant both individually and collectively in taking strategic, technical and operational decisions of an organization.
Among the components, the database management system or DBMS controls the information gathered from both the internal and external sources of the company. The model based management system components, on the other hand, is concerned with in-depth analysis of sophisticated data and their proper interpretation. It provides various models for the purpose of assessing and interpreting that will help in forming decisions.
The Dialog Generation components of various DSS support the interface and its requirements and also satiate the thirst of the user by apt knowledge representation. Lastly, the User Interface components of Decision Support Systems present the user with tools to manage the various data and their models, thus presenting a coherent system and also providing immediate feedback.
Another classification of the components of the Decision Support System has been in vogue which is in the form of Inputs consisting of factors, numbers, and characteristics that needs analysis; User Knowledge and Expertise that are the inputs which the user needs to analyze manually; Outputs or the ultimate information based on which the DSS decisions will be formatted; and Results that is the final decisions taken with the help of the DSS based on the requirements of the user.
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