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Object-oriented programming · interview question

Why might the Liskov Substitution Principle be violated in an inheritance hierarchy?

Multiple choiceHardchapter-5-curatedpremiumoopinheritance-basics
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Answer and explanation

Correct answer

C. If a subclass changes the expected behavior of a superclass method.

Why

The Liskov Substitution Principle is violated when a subclass changes the expected behavior of a superclass method, leading to unexpected results when using a superclass reference.

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