Which of the Following Is False Regarding a Well-Structured Relational

question 68

Multiple Choice

Which of the following is false regarding a well-structured relational database?

• A)A foreign key cannot be null.
• B)A primary key cannot be null.
• C)Every column in a row must be single valued.
• D)All nonkey attributes in a table must describe a characteristic of the object identified by the primary key.

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Definitions:

Law

A system of rules that are created and enforced through social or governmental institutions to regulate behavior.

Moral Panic

The reaction of a group based on the false, distorted, or exaggerated perception that some group or behaviour threatens the well-being of society.

Sensationalized Stories

Tales or news reports exaggerated or skewed to provoke interest or excitement at the expense of accuracy.

Dangerous Panhandlers

Refers to the public or media perception of street beggars as potential threats to safety, often influencing policy and social attitudes.