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Database Design Using Normalization

Database Design Using Normalization
We use the SQL construct COUNT(*) to count the number of rows in a table.

False
True

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Database Design Using Normalization
In all cases, normalization into BCNF is desirable.

True
False

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Database Design Using Normalization
One common design problem when designing a database from existing data is the presence of missing values, called blank values, in received data.

False
True

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Database Design Using Normalization
Normalization ________ data duplication.

reduces
increases
eliminates
maximizes

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Database Design Using Normalization
We have normalized a table into BCNF if all candidate keys are determinants.

True
False

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Database Design Using Normalization
Read-only databases are ________ updated.

seldom
never
commonly
always

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