What is thread safe in java?
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Why hashcode is used in java?
Can a method inside a interface be declared as final?
What is generic class?
why do we use interface in java?
can u give one sinario when you use Abstract Class and When you use Interface.
Why java is platform independent? Explain.
What is the unit of plancks constant?
How to add menushortcut to menu item?
Inorder to specify a container?s layout, which method is used?
What is the final method?
Are true and false keywords?
Explain the concept of hashtables?