What is an arraylist in java?


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More Core Java Interview Questions

Explain differences between checked and unchecked exceptions in java?

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which methods consisting of the serilizable interface?

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When we give defination of interface method in the class why method must be public???

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What is the difference between throw and throws? What is the similarity between try and throw?

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How we can generate random numbers in java?

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Does a class inherit the constructors of its superclass in java programming?

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Is java call by value?

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What is a buffer in java?

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What is basic syntax?

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Marker interface means , interface which has no methods.Then what is the necessity of its usage.I read "it tells the compiler that it should be treated differently ". "It is used to store state of an object". But still am not clear.Please explain clearly.

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What is close method? How it's different from Finalize & Dispose?

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Differentiate between vector and array list.

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