What is null object in java?
How can we use primitive data types as objects?
whst is encapsulation?when u encpsulate actually while devoloping code?
Can we instantiate Interfaces?
How are observer and observable used in java programming?
Explain the concept of polymorphism with examples?
why the wait,notify,notifyall methods are placed in object class?these are the thread concepts why these methods are placed in Object class?
2 Answers Global Logic, Satyam,
What is the use of singleton?
What is the association?
Is it possible to override private or static method in java?
what is difference between Interface and abstract class
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What is the default value of float and double datatype in java?