Exam 5: Database Management Systems

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A(n) ____________________ language is used to access a database and to produce inquiry reports.

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Data warehousing is the use of information systems facilities to focus on the collection, organization, integration, and long-term storage of entity-wide data.

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In an entity relationship diagram, the correct sequence of steps is

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A(n) ______________________________ is a code that includes an extra digit that can be used to check the accuracy of the code.

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A postal ZIP code is an example of which of the following coding schemes?

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_________________________ refers to the exploration, aggregation, and analysis of large quantities of varied data from across the organization.

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The ____________________________ concentrates on the process being performed with data playing a secondary or supporting role:

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The database management system, containing data related to all an organization's applications, supports normal data processing needs and enhances the organization's management activities by providing data useful to managers.

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A(n) ______________________________ happens when an attribute is dependent on a portion of the primary key not on the entire key.

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The goal of ____________________ is to produce a database model that contains relationships that are in 3NF.

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Maximum cardinality is used to specify the minimum level of participation that one entity can have with another entity.

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In set theory, a two-dimensional collection of information is called a relation.

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The way a user thinks of data in a database is called the user's ________________________ .

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A table is in ______________________________ if it is in first normal form and no non-key attribute is dependent on only a portion of the primary key.

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A computer's ability to imitate human decision making when confronting complex situations is called _____________.

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When different information about the same fact is stored in different files the integrity of the data is violated.

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A(n) _________________________ depicts user requirements for data stored in a database.

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Because it uses alphabetic characters, a sequential coding system is most understandable to human beings.

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____________________ coding schemes attach specific meaning to particular character positions by ordering items in descending order where each successive rank order is a subset of the rank above it.

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A relation is in third normal form (3NF) if it is in first normal form and no nonkey attribute is dependent on only a portion of the primary key.

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