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Application Development Using Visual Basic® and .NET by Dana L. Wyatt, Peter Thorsteinson, Robert J. Oberg

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Review of Object-Oriented Concepts

In this preliminary section we review the fundamentals of object-oriented programming. If you are an experienced C++ or Java programmer, you may skim through this section as a refresher and begin your careful reading with the next section, where we introduce the case study. If you are primarily a Visual Basic programmer, then reading this section is recommended.

Objects

Objects have both a real-world and a software meaning. The object model describes a relationship between them.

Objects in the Real World

The term object has an intuitive real-world meaning. There are concrete, tangible objects, such as a ball, an automobile, and an airplane. There are also more abstract objects that have a definite conceptual ...

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