Why use oops?


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More OOAD Interview Questions

What is the function of pure virtual functions?

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What's the main difference between arraylist / hashmap and vector / hashtable?

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Explain about a class in oop?

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How can we call the base method without creating an instance?

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If a method definition has been specified in the base class and the interface which the class is implementing, which definition will be picked if we try to access it using interface reference and class object?

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What is a try/ catch block?

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Give any criteria when you use an abstract class and an interface?

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What is the difference between class inheritance and interface inheritance?

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What is an abstraction and why is it important?

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What is a nested interface?

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Difference between abstraction and implementation hiding ?

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What is abstract method?

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