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Core Java Interview Questions
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Un-Answered Questions { Core Java }
Why we use multi threading instead of multiprocessing?
What is return keyword in java?
What is java string pool?
What are implicit objects in java?
what are the methods in object?
Why java is object oriented?
Tell us something about different types of casting?
What does the “final” keyword mean in front of a variable? A method? A class?
How to avoid memory leak in java?
Write a program in java to establish a connection between client and server?
What is the exact difference in between Unicast and Multicast object? Where will it be used?
Discuss different types of errors that generally occur while programming.
Can a source file contain more than one class declaration?
How do you define a parameter?
Why is core java important?
