How is hashcode calculated in java?
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What is return keyword in java?
what really hapens when a object is created using new operator? 1.is it allocates memory to all variables and methods in the class with reference to that object?
What is meant by class loader? How many types are there?
What is the multilevel inheritance. and also give the Example of it ?
Can we place the any object to key attribute of HashMap<key,value>?
What is casting?
What is the exact difference in between unicast and multicast object? Where we will use?
Why generics are used in java?
Can an integer be a string?
explain autoboxing in java?
What is null statement?
Is main a keyword in java?