commercial investment and activities as strategic planning,
scheduling of business operations, and investment appraisals.
The first DSS applications began to appear in the early 1970s.
Since the early 1980s, DSS developed much under influence of
the PC revolution, the increasing performance price ratio of
hardware and software. Although there is not a generally agreed
upon definition, the term DSS commonly refers to ''computerbased
systems which help decision makers utilize data and
models to solve ill-structured problems