What Is a Field That Uniquely Identifies a Given Record

question 45

Multiple Choice

What is a field that uniquely identifies a given record in a table?

• A) Foreign key
• B) Primary key
• C) Data mining key
• D) DBMS key

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Definitions:

Piaget's Theory

A theory of cognitive development that describes how children's thinking evolves in stages as they interact with their environment.

Preoperational Thought

A stage in Piaget's theory of cognitive development where children from about 2 to 7 years old are able to use symbols and language but do not yet understand concrete logic.

Assimilation

The process by which individuals or groups of differing ethnic heritage are absorbed into the dominant culture of a society.

Accommodation

In cognitive psychology, the process of modifying existing cognitive schemas, perceptions, and understandings to incorporate new information.