Which of the Following Is a Rule of Referential Integrity

question 19

Multiple Choice

Which of the following is a rule of referential integrity? ​

• A)A record can be added to a related table even if a matching record exists in the primary table.
• B)The value of the primary key in the primary table cannot be changed if matching records exist in a related table.
• C)A record in the primary table can be deleted if matching records exist in the related table.
• D)The Cascade Delete Related Records option cannot be used to delete records in the primary table as well as in a related table.

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Definitions:

Social Responsibility Strategy

A business approach that aims to contribute to societal goals of a philanthropic, activist, or charitable nature by engaging in or supporting volunteering or ethically-oriented practices.

Organically Grown Cotton

Cotton cultivated without the use of synthetic pesticides, fertilizers, or genetically modified organisms, focusing on sustainability and environmental wellbeing.

Harmful Pesticides

Chemical substances used to eliminate pests but which can also pose a threat to other forms of life and the environment.

Social Responsibility

The duty of organizations to contribute positively to the society in which they operate and to the welfare of their stakeholders.