16. One common design problem when designing a database from existing data is the use of a general-purpose remarks column in the received data.
A. True
B. False
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17. One common design problem when designing a database from existing data is the presence of missing values, called blank values, in received data.
A. True
B. False
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18. Normalization requires programmers to write more complex SQL.
A. True
B. False
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19. One common design problem when designing a database from existing data is the presence of inconsistent values in the received data.
A. True
B. False
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20. When building a database from an existing set of tables, we may safely assume that there are no multivalued dependencies in the data we are given.
A. True
B. False
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