What is a null check?
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What classes of exceptions, thrown by a throw statement?
________ exception must be either caught or specified in throws class of the method.
What is the purpose of static methods and static variables?
Is boolean a wrapper class in java?
What does the append?
What are memory tables?
How do you add an element to a hashset in java?
can we override the main() method in java????
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Explain oops concepts in detail?
what is the difference between AWT and SWING what is the advantage of using swing?
If a method is declared as protected, where may the method be accessed in java programming?
Name some classes present in java.util.regex package.