Exam 14: Databases and Database Management Systems

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The field in a table that is used to relate that table to other tables is called the ____.

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In some systems, data integrity is enforced on a per transaction basis.

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Repairing or restoring data that has become corrupt, perhaps as the result of a storage media error or computer virus, is a database analysis activity.

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With HOLAP (Hybrid OLAP), a combination of MOLAP and ROLAP technologies are used.

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If a field needs to store decimal places, the Long Integer field size can be used.

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____________________ script is a set of instructions written in a programming language and designed to accept data from and return data to a Web page visitor.

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Many-to-many entity relationships exist when one entity can be related to more than one other entity, and those entities can be related to multiple entities of the same type as the original entity.

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Individual database tables are often referred to as ____.

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Arranging data for efficient retrieval is called data organization.

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Multidimensional databases are appropriate when a variety of types of objects need to be stored and retrieved.

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The data dictionary includes data located in the database tables.

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Data integrity refers to the accuracy of data.

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Hashing procedures usually result in two or more records being assigned the same storage address, an event known as a collision.

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The process of evaluating and correcting the structures of the tables in a database to minimize data redundancy is called ____________________.

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Primary keys can be a combination of two key fields (called ____________________ primary keys), but single primary keys are more typical in simple databases.

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A record is also called a ____.

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Normalization is usually viewed as a multistep process, from first normal form (1NF) to usually fifth normal form (5NF).

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A database typically consists of interrelated tables that contain forms and reports.

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The process of evaluating and correcting the structures of the tables in a database to minimize data redundancy is called ____.

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Discuss database entities and attributes.

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