Identify the Aspect of a Well-Structured Database That Is Incorrect

question 8

Multiple Choice

Identify the aspect of a well-structured 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:

Split Half

A method for assessing the reliability of a test by dividing it into two parts and comparing scores on each part.

Tests For Reliability

Methods used to assess the consistency and dependability of a measure or test over time or across different conditions.

Experimental Design

A research methodology involving the manipulation of one variable to determine its effect on another variable, within a controlled environment.

Split-Half Technique

A way to determine inter-item reliability by correlating half the questions in a question set with the other half of the questions.