Answer / Himanshu Sharma

web.xml (also known as deployment descriptor) is a configuration file for Java EE applications that are deployed in an application server.

What do you understand by numeric promotion?

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Write a class which checks whether a given number is prime or not. Write another class to implement the behavior of previous class and print the series of twin prime number upto a given range.

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What are java’s rules regarding tabs, spaces and newline characters?

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