How is abstraction implemented in java ?
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Is string is a class in java?
Features of JAVA ? In which version of java synchronizedXXX() methods are included in Collections class.
If I only change the return type, does the method become overloaded?
What are checked exceptions?
Define linked list and its features with signature?
What is an abstract class and what is it’s purpose?
What happens if a try-catch-finally statement does not have a catch clause to handle an exception that is thrown within the body of the try statement?
Explain how hashmap works?
What is assembly used for?
What is the difference between set and list?
What happens if a constructor is declared private?
If a method is declared as protected, where may the method be accessed?