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Question

What is the difference between conceptual models and formal models?

a.

Conceptual models are prescriptive while formal models are descriptive

b.

Conceptual models are descriptive while formal models are prescriptive

c.

Conceptual models can be verified while formal models can be validated

d.

Conceptual models describe the Universe of Discourse while formal models describe the behavior of the system to be developed

Posted under Software Engineering

Answer: (b).Conceptual models are descriptive while formal models are prescriptive Explanation:Conceptual models are descriptive. They describe an external reality, the Universe of Discourse. Their appropriateness is established through validation. Formal models on the other hand are prescriptive. They prescribe the behavior of the system to be developed.

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Q. What is the difference between conceptual models and formal models?

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