Management Information Systems
Which of the following is not tree about expert systems?

Export systems are expensive to design.
Maintenance support may be difficult to obtain for an expert system.
export systems are usually designed to run on small general-purpose computers
Expert systems are collections of human knowledge
None of these

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Management Information Systems
An information processor includes

incoming data and outgoing information
None of these
incoming data, the central processing unit, the model base, outgoing information, and the data base
the data base and the model base
the central processing unit

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