Exam 4: Relational Databases and Enterprise System

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Which of the following correctly describes the Referential Integrity Rule? A. The primary key of a table must have data values (cannot be null) B. Each attribute in a table must have a unique name C. The data value for a foreign key could be null D. Values of a specific attribute must be of the same type

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Which of the following Microsoft Access objects is used to integrate data from one or more queries and/or tables in order to present information useful to decision makers? A. Tables B. Reports C. Forms D. Macros

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An enterprise resource planning system has which of the following advantages over multiple independent functional systems? A. Modifications can be made to each module without affecting other modules. B. Increased responsiveness and flexibility while aiding in the decision-making process, C. Increased amount of data redundancy since more than one module contains the same information. D. Reduction in costs for implementation and training.

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In Access, users can edit database information in reports.

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The "Where" SQL clause can be used to link two tables.

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Which of the following is not one of the objects used in Microsoft Access? A. Tables B. Sites C. Forms D. Macros

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Queries in Access are utilized by users to enter data into tables and view existing records.

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Which of the following is not a type of data model? A. Hierarchical data model B. Network data model C. Normalization data model D. Relational data model

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Which type of data models allows each record to have multiple parent and child records? A. The hierarchical mode B. The network model C. The relational model D. None of the above

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Classes in a relational database model for AISs are typically grouped into all of the following categories except: A. Events B. Agents C. Resources D. Activities

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