It was easy interview , Java Basics ,Introduce Yourslf, What is Polymorphism, Constructor. Why is java Platform Independent. What is public static void main and why we use it and what if we don't use it?

1st Round was a coding round. We have to crack an API. After which we had a coding round which had 2 coding questions one from arrays and other from string of medium difficulty. 2nd round was a technical interview where I was asked about my projects. I had to do a simple code in front of the interviewer 3rd round was HR interview which went good for me.