CEVAP:

A decision support system has five fundamental components listed below:

• Data management subsystem is the component performing all kind of activities aimed to obtain, store and organize all required data for decision maker to make a specific decision.
• Model management subsystem is decision support system component performing activities of management and use of financial, statistical, mathematical or other analytical models in order to solve decision problems.
• Dialog management subsystem (User interface) is the component that provides communication between user and decision support system.
• Knowledge (know-how) management subsystem involves the paths, approaches and analysis to follow, and includes the information that when and in which situations problem solving algorithms should be used when decision maker is confronted with a problem.
• Decision maker may either directly use and manage decision support systems or can receive help from some of the leading experts.