Java Online OOPS Quiz-Test your knowledge

      5 Comments on Java Online OOPS Quiz-Test your knowledge

Reference URL’s
Java Platform Standard Edition 8 Documentation
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1. A collection of methods with no implementation is an__?

 
 
 
 

2. What is the default value of boolean?

 
 

3. The term API stands for __?

 
 
 
 

4. Hiding internal data from the outside world, and accessing it only through publicly exposed methods is known as ___?

 
 
 
 

5. An Object behavior is exposed through fields.

 
 

6. An Object state is stored in methods.

 
 

7. final methods cannot be overriden.

 
 

8. How to fetch the current time in Milliseconds?

 
 
 
 

9. What is the superclass for all the Exceptions and Errors in Java?

 
 
 
 

10. Can we override static methods in JAVA?

 
 

11. final classes cannot be extended.

 
 

12. final variables are constants.

 
 

13. The Common behavior of SuperClass is inherited to SubClass using the keyword__??

 
 
 
 

14. Can we Create Abstract Class with out any abstract methods?

 
 

15. Real Objects contain State and Behavior.

 
 





5 comments on “Java Online OOPS Quiz-Test your knowledge

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  4. harshali

    . Can we Create Abstract Class with out any abstract methods?

    No
    Yes
    Abstract Class can be created without any abstract methods.
    But if the class contains one abstract methods class would be abstract.

    No meaning of above statement
    If any class containes method which is abstract then that class has to be abstract.

    Reply

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