Normally they do telephone interview to get to know about you. Then you maybe asked for a face to face interview.
You may have a multiple interview based on the type of role. A knowledge of core business process is a must.
Interview questions [1]
Question 1
Questions depends on the type of role. Normally a knowledge of oil & gas processing is a added asset.
I applied online. I interviewed at IPCOS (Bengaluru)
Interview
What is Nodal Analysis?
SQL query
Domain knowledge
Petroleum experts IFM IVM GAP PROSPER.
Questions are mostly basic in nature. if you prepare Petroleum Basic knowledge you can clear the interview