Identify the Aspect of a Normalized Database That Is Incorrect

question 88

Multiple Choice

Identify the aspect of a normalized database that is incorrect:

• A)Data is consistent.
• B)Redundancy is minimized and controlled.
• C)All data is stored in one table or relation.
• D)The primary key of any row in a relation cannot be null.

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Definitions:

Internal Validity

The extent to which the results of a study can be attributed to the variables that the researcher intentionally manipulated.

External Validity

The extent to which the results of a study can be generalized or applied to other settings, populations, or situations outside of the study itself.

Field Experiments

Field experiments are research studies conducted in natural settings outside the laboratory, aiming to investigate the effects of variables in real-world scenarios.

Stimulus Sampling

Using more than one exemplar of a stimulus (e.g., more than one violent video game).