Given Only the Following Excerpt of an E-R Model

question 25

Multiple Choice

Given only the following excerpt of an E-R model:
Which of the following is known to be true?

• A)A single instance of ENTITY A must be related to one instance of ENTITY B.
• B)Many instances of ENTITY A may be related to one instance of ENTITY B.
• C)ENTITY B has a degree of many.
• D)ENTITY B is a weak entity.
• E)Both A and C are true.

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Definitions:

Social Media

Digital platforms that enable users to create and share content or participate in social networking.

Informal Group

A naturally occurring group formed by individuals within an organization based on personal relationships, interests, or social activities, not structured by the organization.

Formal Group

A group formed by an organization to perform specific tasks or achieve specific objectives, with clearly defined roles and structures.

Cohesive Group

A group characterized by strong bonds and unity among its members, who work effectively together towards common goals.