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A workgroup database is a(n) ____ database.


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

E) None of the above
F) A) and D)

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B

What are the advantages of having the DBMS between the end user's applications and the database?

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Having a DBMS between the end user's app...

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Discuss some considerations when designing a database.

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Proper database design requires the desi...

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


A) operational databases
B) data warehouses
C) enterprise databases
D) workgroup databases

E) None of the above
F) C) and D)

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Metadata present a more complete picture of the data in the database than the data itself.

A) True
B) False

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True

Structural dependence exists when it is possible to make changes in the file structure without affecting the application program's ability to access the data.

A) True
B) False

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


A) desktop
B) workgroup
C) enterprise
D) transactional

E) C) and D)
F) B) and C)

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What are some reasons for studying file systems?

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A brief explanation of the evolution of ...

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A query language is a procedural language.

A) True
B) False

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

A) True
B) False

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True

____ data exist in a format that does not lend itself to processing that yields information.


A) Structured
B) Semistructured
C) Unstructured
D) Historical

E) C) and D)
F) A) and D)

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XML data is ____.


A) structured
B) multistructured
C) unstructured
D) semistructured

E) A) and D)
F) B) and D)

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The phrase ____ refers to an organization of components that define and regulate the collection, storage, management and use of data within a database environment.


A) database management system
B) database management
C) management system
D) database system

E) B) and D)
F) B) and C)

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A data warehouse can store data derived from many sources.

A) True
B) False

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


A) Performance tuning
B) Database design
C) Query access
D) Database management

E) B) and D)
F) B) and C)

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A(n) ___________________________________ is a collection of programs that manages the database structure and controls access to the data stored in the database.

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DBMS (database manag...

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

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islands of...

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

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Most data you encounter is best classified as ____.


A) structured
B) semistructured
C) unstructured
D) historical

E) A) and C)
F) A) and B)

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Corporations use only structured data.

A) True
B) False

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