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


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

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

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A(n)____________________ develops when all required changes in the redundant data are not made successfully.

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data anoma...

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Corporations use only structured data.

A) True
B) False

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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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Accurate,relevant,and timely information is the key to ____.


A) data management
B) good decision making
C) knowledge
D) understanding

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

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

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A data warehouse can store data derived from many sources.

A) True
B) False

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A query language is a procedural language.

A) True
B) False

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____ exists when different versions of the same data appear in different places.


A) Data inconsistency
B) Data consistency
C) Better data integration
D) Improved decision making

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

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