MOST FREQUENTLY ASKED JAVA INTERVIEW QUESTIONS IN TOP MNC COMPANY'S

MOST FREQUENTLY ASKED JAVA INTERVIEW QUESTIONS IN TOP MNC COMPANY'S :

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1.Does Java support multiple inheritances?

2. What will happen if we put a key object in a HashMap which is already there?

3.How do you ensure that N thread can access N resources without deadlock

4. Can you access a non-static variable in the static context?

5 . What is immutable object? Can you write immutable object?

6. Difference between Overloading and Overriding in Java?

7. Can abstract class have constructor in Java?

8. Difference between checked and unchecked exception in Java?  

 9. Does Java array is instance of Object? 

10. What is volatile variable in Java?

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