To Be Considered Minimally Relational, the DBMS Must Support the Key

question 29

Multiple Choice

To be considered minimally relational, the DBMS must support the key relational operators _____, PROJECT, and JOIN.

• A) INTERSECT
• B) UNION
• C) DIFFERENCE
• D) SELECT

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Definitions:

Experimental Research

A type of research that systematically manipulates one variable to determine if changes in one variable cause changes in another variable.

Behavior Cause

The underlying reasons or motivations that drive the actions or reactions of an individual or organism.

Laboratory Observation

A research method involving the detailed study of behavior in a controlled setting, allowing for precise measurement and control of variables.

Naturalistic Observation

A research method in which subjects are observed in their natural environment without any manipulation by the researcher.