What is formatted output in java?
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What is meant by collection in java?
Is it necessary for the port addresses to be unique? Explain with reason.
What is the main function in java?
Why operator overloading is not in Java?
What restrictions are placed on method overloading and method overriding?
Is passing by reference faster?
What is a consumer in java?
Why we use static and synchronized in method for single thread model example: public static synchronized add(){}
Why do we need wrapper classes?
What is the ==?
What is cr keyboard?
What is difference between null and void?