As competition gets tougher and tougher, companies have to implement new management systems to stay efficient. Along business performance monitoring application, executive information systems, business intelligence systems and decision support systems (DSS) help managers to lead their companies...

There is no definition unanimously accepted for Decision Support System. First definitions were given around 1970 and were pretty broad. In this article we will analyse some of the most important decision support systems’ definitions and we will overview the main characteristics of this type...