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4 Cards in this Set
- Front
- Back
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Explain friend function part 1 |
Private member's of a class cannot be accessed from outside the class. Occasionally, it is convenient to allow some trusted friend functions to access a class's private member's. |
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Explain friend function part 2 |
C++ enables you to use the friend keyword to define friend functions so that these trusted functions can access another class's private member's |
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Explain Inheritance part 1 |
Object-orientated programming allows you to derive new classes from existing ones. This is called inheritance. It is an important and powerful feature in C++ for reusing software. |
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Explain Inheritance part 2 |
Suppose you are to define classes to model circles, rectangles, and triangles. These classes have many common features. What is the best way to design them to avoid redundancy? The answer is inheritance.
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