What does percent mean in java?
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What are the types of casting?
What is quick sort in java?
Tell us something about an iterator.
7) Suppose there is Student class like class student { int age; string name; } We want to store these objects in a HashMap. Do we need to override any methods in Student class? If any which ones and why? what if i just override equals or just hashcode? what will be the results in both the cases?
What are some characteristics of interference class?
What is run time polymorphism?
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