Exam 8: Data Structures and Caatts for Data Extraction

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View modeling includes

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D

Data normalization groups data attributes into tables in accordance with specific design objectives.

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A table is in first normal form when it is

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When a large portion of the file is to be processed in one operation such as payroll, sequential data structures are an inefficient method of organizing a file.

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Give three examples that illustrate how cardinality reflects an organization's underlying business rules.

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Which statement is not correct? The VSAM structure

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It is appropriate to use a sequential file structure when

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What is a hashing structure? What are the advantage(s) and disadvantage(s) associated with it?

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The most serious problem with unnormalized databases is the

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A table in third normal form is free of partial dependencies, multiple dependencies, and transitive dependencies.

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Each of the following is a relational algebra function except

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An ER diagram is a graphical representation of a data model.

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Which characteristic is associated with the database approach to data management?

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What is the relationship between a database table and a user view?

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The update anomaly in unnormalized databases

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Generalized audit software packages are used to assist the auditor in performing substantive tests.

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Explain the three types of anomalies associated with database tables that have not been normalized.

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Which statement is correct?

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Pointers are used

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Under the database approach, data is viewed as proprietary or owned by users.

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