What is annotation in java?
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Why null value is used in string?
What is the similarity between dynamic binding and linking?
Can abstract class have private constructor?
What is string value?
What is default specifier ??? Use of default specifier ???
What is sortedset in java?
What are the differences between abstract class and interface?
what is real-time example of runtime polymorphism and compile time polymorphism
What is difference between path and classpath variables?
How many functional interfaces does java 8 have?
Why are getters and setters used?
What is the difference between a synchronized method and a synchronized block?