The Purpose of the ____ Constraint Is to Ensure That

question 20

Multiple Choice

The purpose of the ____ constraint is to ensure that two records do not have the same value stored in the same column.However,it can contain NULL values.​

• A) ​PRIMARY KEY
• B) ​UNIQUE
• C) ​CHECK
• D) ​FOREIGN KEY

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Definitions:

Enhanced Earnings

Improved or increased income from investments, work, or business operations.

Content Theories

Profile different needs that may motivate individual behavior.

Individual Beliefs

The personal convictions or acceptances that something is true or exists, which often guide behavior and decision-making.

Career Aspirations

Career aspirations are the long-term career goals or benchmarks that individuals aim to achieve in their professional lives.