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1) Briefly explain why the notion of a both private and abstract method declaration is not a useful idea. 2) Why should we make our
1) Briefly explain why the notion of a both private and abstract method declaration is not a useful idea.
2) Why should we make our data fields private?
3) Why should we avoid using exception handling for every runtime error we encounter?
4) What is recursion? Give an example.
5) What are the three/four pillars of OOP? Describe them.
6) Explain why ArrayList could be considered better than a normal array or list structure.
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