NextGen Healthcare Software Engineer Java Developer interview questions

It was d worst interview process I have ever had.they r taking interview as if u will be hired for Facebook or Google. 1st round paper test- they will be giving around 20 core java question n u have to write answer with explanation 2nd round technical 3rd round HR discussion 4th round they gave me one project to complete that too end to end I had to do Again they called me and told u have to modify ur code and gave some extra work as if u r a developer in their project. 5th round managerial After having all these round again one person came n took one more technical and that was d worst part of this whole interview QSI should traind their interviewer how to behave with candidate And at last I was told like I m not selected!!!!!