What are namespaces in java?
Can inner class final?
What is the numeric promotion?
Does the order of public and static declaration matter in main method?
Why you should not use singleton?
What is the largest number a double can hold?
What is the use of default method in interface in java?
What about instanceof operator in java?
What is comparable and comparator interface? List their differences
What are actual parameters?
What is difference between compatible and incompatible changes in serialization?
How Array List can be Serialized.
What is the similarity between dynamic binding and linking?