Exam 10: Decision Support and Expert Systems

Insurance companies use____________ to detect fraudulent claims both from the insured party and from health-care providers.

A(n)____________ is software that combines data that is input by the user with the data relationships stored in the knowledge base.

In airlines,the purpose of ____________DSSs is to find the proper pricing to maximize the overall revenue from selling seats for each flight.

Mathematicians call a sequence of steps a(n) ____________and the categories of data that are considered when following those steps parameters.

A fixed variable model offered by the model management module of a decision support system does not change.

When using a(n)____________ ,the user enjoys the knowledge and experience that have been accumulated by other people over many years.

A private business might develop a linear regression model to estimate future sales based on past experience.

The terms "decision support systems" and "expert systems" are mentioned more and more frequently in recent years.

Languages such as HTML and XML are incompatible with geographic information systems (GISs).

An outcome is almost always affected by more than one parameter.

The three major components of a DSS are a data management module,a model management module,and a(n)____________Module.

General Electric Corp.developed a(n) ____________that helps nonexperts to identify common metals and alloys outside laboratories.

The majority of problems in the business world are structured.

People are often denied credit based on the decisions made by machines.

An expert system uses a(n) ____________,which is a collection of facts and the relationships among them.

A____________ model is one that is automatically adjusted based on changing relationships among variables.

____________are applications that combine features of two or more online applications.

Expert systems (ESs) use data from a(n) ____________.

A(n) ____________is required when it is not possible to exploit expertise by coupling quantitative data from a database with decision models.

An ES is constructed with a set of rules,but as data on real successes and failures of decisions is accumulated and fed into the system,the____________ refines the rules to accomplish a higher success rate.