What is a null check?
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What is the default initialized value of String type variable?
What is a double vs float?
Can we increase size of array?
Can main() method in java can return any data?
What are the states of thread in java?
What are synchronized methods and synchronized statements in java programming?
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Explain in detail about encapsulation with an example?
what is the difference between equals method and ==
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What are the uses of synchronized keyword?
List two java ide’s?