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The Database Environment

The Database Environment
Which of the following types of databases are the most common?

Department
Enterprise
Personal
Workgroup

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The Database Environment
Data quality problems currently cost U.S. businesses some $60 million each year (Hudica, 2003).

False
True

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The Database Environment
Which of the following is true for a relational database?

Complex programs have to be written for simple queries.
All of these
Data is represented by tables.
It is difficult to access data.

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The Database Environment
A database application can perform which of the following activities?

Add records
All of these
Read records
Update records

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The Database Environment
Stand-alone databases exhibit many of the same advantages common to file processing systems.

False
True

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The Database Environment
Duplicate data often results in loss of data integrity because:

data values may not agree.
Neither A &
the data formats may be inconsistent.
Both A &

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