Which One of the Following Is an Advantage of a Relational

question 88

Multiple Choice

Which one of the following is an advantage of a relational database?

• A) It facilitates the storage of employee information in a single, large file.
• B) It replicates the traditional method of filing employee data by name, a system that is strongly preferred by organizations worldwide.
• C) It helps HR staff in retrieving information about specific applicants.
• D) It helps people arrive at decisions that reflect expert knowledge.
• E) It is designed to exclusively meet the needs of the HR department.

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Definitions:

Marginal Mean

The mean of a variable across levels of another variable, typically in the context of analysis of variance.

Means

Refers to the mathematical average of a set of numbers or quantities, carrying the same definition but rephrased for clarity.

Interaction Effect

A statistical phenomenon in which the effect of one independent variable on a dependent variable differs depending on the value of another independent variable.

Marginal Means

The mean values of a variable in a dataset at each level of another variable, especially in the context of factor analysis or ANOVA, used for understanding group differences.