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The ______________ layer, which provides the interface between the business-logic layer and the underlying database.

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The ______________ layer, which provides the interface between the business-logic layer and the underlying database. (a) Business logic (b) Presentation (c) User interaction (d) Data access This question was posed to me in homework. This interesting question is from Application Architectures topic in portion Database Programming Techniques of Database Management

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The correct answer is (d) Data access For explanation: Many applications use an object-oriented language to code the business-logic layer, and use an object-oriented model of data, while the underlying database is a relational database.

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