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Core Java Interview Questions
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Un-Answered Questions { Core Java }
What are java packages? What's the significance of packages?
Explain the overview of UDP messaging.
How to declare an arraylist in java?
In multi-threading how can we ensure that a resource isn't used by multiple threads simultaneously?
What is the difference between a synchronized method and a synchronized block?
How many bytes is a unicode character?
Explain abstract class in java?
How is final different from finally and finalize?
What are sets in java?
What is boolean flag in java?
Can we sort set in java?
define the terminology association.
How do you differentiate abstract class from interface?
How to reverse a string in java?
What is a final class ?
