Match the Database Integrity Rule to the Appropriate Definition

question 16

Multiple Choice

Match the database integrity rule to the appropriate definition.
-Rule 4: Referential Integrity

• A)Each record in the database must have a unique identifier called a primary key.
• B)Data referenced and stored in related tables must be consistent across the database.
• C)The field values must be from a predefined domain.
• D)The primary key value cannot be null (empty).

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Definitions:

Preoperational Stage

A stage in Piaget's theory of cognitive development, occurring roughly between the ages of 2 and 7, characterized by the development of language and symbolic thinking but limited in logical reasoning.

Concrete Operations

A stage in Piaget's theory of cognitive development, occurring roughly between the ages of 7 and 12, where children gain the ability to think logically about concrete events.

Jean Piaget

A Swiss psychologist known for his pioneering work in child development, particularly his theory of cognitive development that describes how children develop intellectual abilities.

Senility

A derogatory term once used to describe the symptoms of dementia, characterized by a decline in cognitive function and memory.