Match the Database Integrity Rule to the Appropriate Definition

question 19

Multiple Choice

Match the database integrity rule to the appropriate definition.
-Rule 3: Domain 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:

Extramarital Affair

A sexual relationship that occurs outside of marriage and violates the marital agreement between spouses.

Macro-Level

Pertaining to the large-scale, societal view of structures and processes, often in contrast to individual or micro-level perspectives.

African Americans

In the United States, a group identified by race or ethnicity, originating from any African black racial groups.

Severe Recession

is a prolonged period of economic decline significantly worse than a standard recession, marked by high unemployment, low consumer spending, and business failures.