Each answer below shows example data from a table. Which answer is an example of

Question

Each answer below shows example data from a table. Which answer is an example of the missing values problem?

Options:

A . Three columns have the values 534-2435, 534-7867, and 546-2356 in the same row.

B . Three rows have the values Brown Small Chair, Small Chair Brown, and Small Brown Chair in the same column.

C . Three rows have the values Brown, NULL, and Blue in the same column.

D . One row has the value "He is interested in a Silver Porsche from the years 1978-1988" in a column.

Answer: Option C

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Question 3. Needing to assess the validity of assumed referential integrity constraints on foreign keys is a(n) ________ of normaliz....integrity constraints on foreign keys is a(n) ________ of normalization.

Question 4. Normalization ________ data duplication.....

Question 5. When building a database from an existing set of tables, we may safely assume that referential integrity constraints hav....constraints have been enforced on the data we are given.

Question 6. Most of the time, modification anomalies cause problems that are severe enough that a table should be normalized into BC....severe enough that a table should be normalized into BCNF.

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