AFS Officer applicants have rated the interview process at Indian Oil with 3 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 100% positive. To compare, the company-average is 85.3% positive. This is according to Glassdoor user ratings.
Here are the most commonly searched roles for interview reports -
It was detailed and good. They had a Group Discussion and extempore. They asked about career choice and knowledge of IOC. Overall it was a focused discussion. They don't take much time in the interview.