Can bool be null?
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How garbage collection is done in java?
What if static is removed from main method?
How to avoid memory leak in java?
Can you explain inner class.
What is a default package ?
Why hashcode is used in java?
What is the difference between an argument and a parameter?
What is the difference between static binding and dynamic binding?
How do you know if a value is nan?
what is the use of clone method? why user cant overwrite in sub class without its proper defination.
What is the importance in context in JDBC connection pools?
What do you mean by scope of variable?