Ist round consists of Aptitude, it would be easy if u r well versed in it.
2nd round, Online test, where you shud research in google to get the ans for the ques.
3rd round, HR round, he asks you to introduce yourself to know your communication skill.
4th round, Team Leader or Mgr, tells about the role of the job and asks how u r well versed with the online tools.
Finally, U get call within 2 days whether u r selected or not.