What is polymorphism and what are the types of it?


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More Core Java Interview Questions

I was asked to draw the class diagram for the below scenario which should obey OOPS concept. A Portal is to be developed for a school , which has 3 main divisions viz , Education , Admin & Trust. Each division has 2 sub divisions Kinder Garden & Higer Secondary.

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Difference between the paint() and repaint() methods?

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Discuss about garbage collector in Java.

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Explain about member inner classes?

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What are the basics of core java?

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How do you achieve polymorphism in java?

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What is gui programming?

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Can you access the private method from outside the class?

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