1st panel:
1.what is yr name?
2.in which sector( out of three drilling, reservoir, and production) will u like to join?
3.why do u want to join drilling sector?
4.have u visited any oil and gas field?
5.how many days u have done training in ongc and name all those sites and works whatever was going on?
6.explain the mud circulation system with all equipments.
7.what is TEG and what is importance of it?
8.what is flow-after-flow test and isochronal test?

2nd panel:
1.are u interested in reservoir,drilling or production?
2.what is importance of material balance?
3.write the material balance equation for gas field.
4.what is difference between flash liberation and differential liberation?
5.in which process(flash or differential liberation) u will get more liquid?
6.what is relative permeability and what is difference between relative and effective permeability?
7.how many types of fault and fold?
8.what is hang wall?

Can you maintain your GPA above or equal to 7?

1.what is your name?
2.are u sport's man and athlete?
3 who is world's champion in shot put?

one attempt, cairn India.
do:
be confident, keep good body language, try to focus on your strong point, answer in a polite way, keep good knowledge about your stream and overview of the relative company.

don't:
don't be over-smart, don't try to cheat interviewer.

36 students had applied and finally 28 students got selected. my rank was 33rd.

confidence, good technical knowledge and good personality.