Which of the Following Statements Best Describes the Entity Integrity

question 18

Multiple Choice

Which of the following statements best describes the entity integrity rule?

• A)A database entity must fit within the REA model.
• B)A record's foreign key value must be null.
• C)A record's primary key must have a data value.
• D)All values of an attribute must be of the same data type.

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Definitions:

Employer Branding

The process of promoting a company as an employer of choice to a desired target group, one which a company needs and wants to recruit and retain.

Social Media Platforms

Online tools and websites that allow users to create, share, or exchange information, ideas, pictures/videos in virtual communities and networks.

Print Media

Traditional forms of mass communication, including newspapers, magazines, and books, that use printed material to disseminate information.

Good Communication

The effective and clear exchange of information, ideas, or feelings between individuals or groups, which facilitates understanding and cooperation.