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
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
18. Normalization requires programmers to write more complex SQL.
A. True
B. False
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
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