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|Java - Interview Questions and Answers|
|Ans. Yes, we can change return type of overridden method in child class but child's return type should be sub-type of parent's return type.|
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|What restrictions are placed on method overriding?|
|How does java identifies which method to be called in method overriding or runtime polymorphism, when both methods share the same name and signature ?|
|Is Runtime Polymorphism possible without Inheritance ?|
|What is virtual table with respect to method overriding in Java ?|
|How is the virtual method table implemented in Java?|
|How many VTables are there for each class ?|