Exam 4: Database Processing

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Why will DBMS remain the industry standard for the foreseeable future?

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Every table in a normalized database has a ________.

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When the database contains inconsistent data,it leads to a(n)________.

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In a database,________ are grouped into columns that represent table attributes.

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Columns are also called records.

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NoSQL products guarantee that updates will be consistent or durable.

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Self-describing means that a database contains,within itself,a description of its contents.

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Attributes are used to describe characteristics of entities.

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What are database application programs?

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A data integrity problem will occur only if ________.

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Normalized tables are faster to process than tables that haven't been normalized.

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Changing a relationship from one-to-many to many-to-many in a functional database is simply a matter of changing the N:N notation to N:M.

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A(n)________ is a program used to create,process,and administer a database.

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Which of the following is not true about NoSQL DBMSs?

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What is Metadata? Metadata are data that describe data are always a part of a database.The presence of metadata makes databases much more useful.Because of metadata,no one needs to guess,remember,or even record what is in the database.To find out what a database contains,we just look at the metadata inside the database.

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Enterprise DBMS products process large organizational and workgroup databases.

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Describe entities in the context of data models.

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One of the functions of a DBMS is to provide tools to assist in the administration of a database.

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How does normalization resolve the data integrity problem?

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In an E-R diagram,a(n)________ on a line means that at least one entity of that type is required.

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