There are a lot of components of decision support system and these are very complex but all of these share specific features. Normally a typical decision support system has three components. These are as follows:

Database management: The decision support system database is a collection of current and historical data from a number of application or groups. It may combine with organizational data, external data and data from transaction processing system.

Model/Tools management: The decision support system model/tools contain the software tools that are used for data analysis. It may contain various OLAP tools, data mining tools, or a collection of mathematical and analytical models that easily can be made accessible to the DSS user.

User interface management: Decision support system user interface permits easy interaction between users of the system and the DSS software tools. A graphic, easy-to-use, flexible user interface supports the dialogue between the user and the DSS. Read More