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Exam 1: Database Systems

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Question 31

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Database programming languages receive all application requests and translate them into the complex operations required to fulfill those requests.

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Question 32

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A ____ database supports data distributed across several different sites.

A) single-user
B) multiuser
C) centralized
D) distributed

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Question 33

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The same data might be simultaneously structured and unstructured depending on the intended processing.

The response of the DBMS to a query is the ____.

An operational database is sometimes referred to as an enterprise database.

Corporations use only structured data.

A(n) ____ might be written by a programmer or it might be created through a DBMS utility program.

____ relates to the activities that make the database perform more efficiently in terms of storage and access speed.

Historically,a manual file system was composed of a system of file folders and filing cabinets.

A(n) ____ database is used by an organization and supports many users across many departments.

Information implies familiarity,awareness,and understanding knowledge as it applies to an environment.

Most decision-support data are based on historical data obtained from ____.

____ data exist in the format in which they were collected.

A ____ is a character or group of characters that has a specific meaning.

One advantage of a database system over previous data management approaches is that the database system is considerably less complex.

____________________ databases focus primarily on storing data used to generate information required to make tactical or strategic decisions.

____________________ exists when the same data are stored unnecessarily at different places.

Describe what metadata are and what value they provide to the database system.

The term _________________________ refers to scattered locations storing the same basic data.

End-user data is ____.