Answers to Review Questions

1. D. The 4GL provides screen-authoring and report-writing utilities that automate database access. The 4GL tools do not create the business logic necessary for data transformation.

2. C. Database normalization minimizes duplication of data through standardization of the database table layout. Increased speed is obtained by reducing the size of individual tables to allow a faster search.

3. A. The inference engine uses rules, also known as heuristics, to sort through the knowledge base in search of possible answers. The meaning of information in the knowledge base can be recorded in objects and symbols known as semantic networks.

4. C. The IT steering committee provides open communication of business objectives for ...

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