Which of the Following Is Not a Basic Element of the E-R

question 26

Multiple Choice

Which of the following is not a basic element of the E-R Model?

• A) Identifiers
• B) Entities
• C) Cardinalities
• D) Use cases
• E) Relationships

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Definitions:

Comparative Advantage

The ability of an entity to produce a good or service at a lower opportunity cost than another entity, leading to more efficient trade.

Radios

Devices used for the wireless transmission and reception of sound through electromagnetic waves.

Televisions

Electronic devices designed for the reception and display of audiovisual content through terrestrial, satellite, cable, or internet sources.

Comparative Advantage

The ability of an individual, firm, or country to produce a good or service at a lower opportunity cost than competitors, leading to specialized trade benefits.