Exam 5: Database Management Systems

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The database administrator is responsible for administrative and technical issues related to the database management system.

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

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A(n)______________________________ is a computer hardware and software system that mimics the human brain's ability to recognize patterns or predict outcomes using less-than-complete information.

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Running an applications approach to sales and inventory programs leads to:

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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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A(n)______________________________ uniquely identifies any row within a relational table.

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In the ______________________________ to business event processing,each application collects and manages its own data.

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An object-oriented database system is a database that allows both simple and complex objects to be stored using abstract data types.

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Which of the following database types has dominance in organizations?

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In a network database model,data are logically organized into two-dimensional tables.

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Object-oriented databases:

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A(n)______________________________ is a computer-based system that supports collaborative intellectual work such as idea generation,elaboration,analysis,synthesis,information sharing,and decision making.

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If attribute A determines a single value for attribute B at any time,we say that attribute B is ____.

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A(n)______________________________ table contains repeating attributes (or fields)within each row (or record).

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A table is in second normal form (2NF),if it does not contain repeating groups.

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A software program that may be integrated into DSS or other software tools is a(n):

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In a hierarchical database model,a child record may only have one parent.

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______________________________ is the process of grouping or categorizing data according to common attributes.

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An intelligent agent is a computer-based system of hardware and software that mimics the human brain's ability to recognize patterns or predict outcomes using less-than-complete information.

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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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