Object-oriented programming · interview question
What is substitutability in the context of Java polymorphism?
Multiple choiceEasychapter-5-curatedpremiumooppolymorphism
Answer and explanation
Correct answer
D. The ability to replace an object with an instance of a derived class
Why
Substitutability refers to the ability to replace an object with an instance of a derived class in a program. This is a key aspect of polymorphism, allowing for flexible code that can handle different types uniformly.
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