Explain different types of wrapper classes in java?
How can we make copy of a java object?
describe method overloading
What are the advantages of unicode?
What is Restrictions in hibernate?
what is use of functional interface in java 8?
What is dynamic dispatch in java?
List any five features of java?
What is set and get methods in java?
Is null false in java?
What is a singleton class in Java? And How to implement a singleton class?
What does sprintf return?
How do you create immutable object in java?