Answer / Sushmita Kesari

"In Java, 'void' represents the absence of a return value. It is used as the return type for methods that do not return any value."

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2 Answers   Canon,

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write a program to create an arraylist with string(add,remove) operation.and value should be enter through keyboard.

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This is my code i have a doubt class ab implements a,b { public void add() { System.out.println("Hi") } } interface a { public void add(); } interface b { public void add(); } in this code i have two interface implemented in the class has same method.just i want to know which method of interface implemented in the class. interface a or interface b? confused me .

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What is procedure overloading?

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What is the difference between char and char *?

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What is a flag variable?

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What’s the difference between the methods sleep() and wait()?

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Is treeset sorted in java?

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Difference between this() and super() ?

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what is the difference between yielding and sleeping? : Java thread

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Write a program that takes a 5 digit number and calculates 2 power that number and prints it.

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What is default exception handling in java?

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