Which of the following is not one of the major components of decision-support system? A. language system B. knowledge system C. expert system D. problem-processing system E. None of the above

language system
knowledge system
expert system
problem-processing system E. None of the above

The correct answer is D. problem-processing system.

A decision support system (DSS) is a computer-based information system that supports business or organizational decision-making activities. DSSs serve the management, operations, and planning levels of an organization and help to make decisions, which may be rapidly changing and not easily specified in advance.

The four major components of a DSS are:

  • Data management system: This component stores and manages the data that is used by the DSS.
  • Model management system: This component stores and manages the models that are used by the DSS.
  • User interface: This component provides a way for users to interact with the DSS.
  • Knowledge base: This component stores the knowledge that is used by the DSS.

A problem-processing system is a type of DSS that is used to solve problems. It typically includes a set of problem-solving tools and techniques that can be used to analyze data, identify problems, and develop solutions.

The other options are all major components of a DSS.

  • A language system is a component of a DSS that allows users to interact with the system using natural language.
  • A knowledge system is a component of a DSS that stores and manages the knowledge that is used by the system.
  • An expert system is a type of knowledge system that contains the knowledge of an expert in a particular domain.