what is use of functional interface in java 8?
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Can a class extend 2 classes in java?
Can you use abstract and final both with a method?
what is overloading and overriding with example?
Can you access the private method from outside the class?
How many objects are created when we create String class object using new operator?
How can we find size of the object ?
If an object is garbage collected, can it become reachable again?
Why null value is used in string?
what is inner class in java?
can two class in a code be public??if yes then how??
What is update method called?
What is java life cycle?