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Decision Support System Analysis

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Introduction
A decision support system (DSS) is a computerized information system used to support decision-making in an organization or a business. A DSS lets users sift through and analyze massive reams of data and compile information that can be used to solve problems and make better decisions. A decision support system may present information graphically and may include an expert system or artificial intelligence (AI). It may be aimed at business executives or some other group of knowledge workers. Typical information that a decision support application might gather and present would be accessing all information assets, including legacy and relational data sources, comparative data figures, projected figures based on new data or assumptions …show more content…

Different authors propose different classifications of DSS. However, Haettenschwiler’s classification of DSS according to relationship with user divided DSS into passive DSS, active DSS and cooperative DSS.
Passive DSS
A passive DSS is a system that aids the process of decision making, but that cannot bring out explicit decision suggestions or solutions.
Active DSS
An active DSS can bring out such decision suggestions or solutions.
Cooperative DSS
A cooperative DSS allows the decision maker (or its advisor) to modify, complete, or re fine the decision suggestions provided by the system, before sending them back to the system for validation.The system again improves, completes, and refines the suggestions of the decision maker and sends them back to her for validation. The whole process then starts again, until a consolidated solution is generated.

Types of DSS
Communication-driven DSS
Most communications-driven DSSs are targetted at internal teams, including partners. Its purpose are to help conduct a meeting, or for users to collaborate. The most common technology used to deploy the DSS is a web or client server. Examples: chats and instant messaging softwares, online collaboration and net-meeting …show more content…

The purpose of such a DSS is to search web pages and find documents on a specific set of keywords or search terms. The usual technology used to set up such DSSs are via the web or a client/server system.
Knowledge-driven DSS
Knowledge-driven DSSs or 'knowledgebase ' are they are known, are a catch-all category covering a broad range of systems covering users within the organization seting it up, but may also include others interacting with the organization - for example, consumers of a business. It is essentially used to provide management advice or to choose products/services. The typical deployment technology used to set up such systems could be slient/server systems, the web, or software runnung on stand-alone PCs.
Model-driven DSS
Model-driven DSSs are complex systems that help analyse decisions or choose between different options. These are used by managers and staff members of a business, or people who interact with the organization, for a number of purposes depending on how the model is set up - scheduling, decision analyses etc. These DSSs can be deployed via software/hardware in stand-alone PCs, client/server systems, or the web.

Characteristics of DSS

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