What is the difference between out.println(a+b); and out.println (a+" " +b); in Java? with a=2 and b=1

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Q1. What is the difference between out.println(a+b); and out.println (a+" " +b); in Java? with a=2 and b=1

Ans. First will give the ouput as 3 and the second will give output as 2 1

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