NIELIT Scientific Assistant A 2020 November: 81

Question

In the Model-View-Controller (MVC) architecture, the model defines the ____________.

• A. Data-access layer
• B. Presentation layer
• C. Business-logic layer
• D. Interface layer

Answer 1

Option A

reference:- https://www.tomdalling.com/blog/software-design/model-view-controller-explained/

Comments

Answer should be C.

Reference : https://docs.oracle.com/cd/A97329_03/core.902/a95101/da_desig.htm

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https://stackoverflow.com/questions/34979602/what-is-the-different-between-model-business-layer-data-access-and-repositories

This question looks ambiguous to me

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As per final answer key, the answer is A but we can’t just ignore option C after reading above stackoverflow article.

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Yes that’s why I think this is ambiguous question. Actually depending on the implementation Model can further be subdivided into different layers where these come into picture.