Which Statement Below Is False Regarding the Basic Requirements of the Relational

question 35

Multiple Choice

Which statement below is false regarding the basic requirements of the relational data model?

• A) Every column in a row must be single-valued.
• B) All non-key attributes in a table should describe a characteristic about the object identified by the primary key.
• C) Foreign keys, if not null, must have values that correspond to the value of a primary key in another table.
• D) Primary keys can be null.

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Definitions:

Traditional Investment

Investment in conventional asset classes like stocks, bonds, and real estate, historically relied upon for generating returns.

Possible Outcomes

Various scenarios or results that may occur as a consequence of a decision or action in a given situation.

Correlation

A statistical measure that indicates the extent to which two or more variables fluctuate together. A positive correlation indicates that variables move in the same direction, while a negative correlation indicates they move in opposite directions.

Risk-Free Rate

The hypothesized return on an investment that carries no risk, often linked with government bonds.