I applied through college or university. The process took 2 days. I interviewed at Indian Oil (Calcutta) in Jan 2010
Interview
They were professional throughout the process. They conducted an information session the day prior to the interview and explained what IOCL does and answered a lot of questions. It was really helpful. The interview was a 1-day process with a panel of atleast 5 that included both HR and technical staff.
Interview questions [1]
Question 1
What will happen to a LPG cylinder when it is taken from sea level to the top of a hill?
I applied online. The process took 7 months. I interviewed at Indian Oil (New Delhi) in Jun 2016
Interview
first the advertisement comes in november-december of each year. It is asked to fill the details Gate Registration no. in the application form which ends in January. GATE score based shortlisting is done. The condidates are called for the interview in may-june. Four all india interview center is provided. Interview is a two step procedure containing:
1.GD
2.INTERVIEW
I applied online. The process took 3 days. I interviewed at Indian Oil (Farīdābād, Haryana) in May 2014
Interview
Technical Interview followed by Panel, Group Discussion, Technical Interview with Higher management and finally HR Interview
First there was an written test where technical questions were asked. after cracking the test there was an group discussion followed by technical interview with Higher management.
In this technical interview Miscellaneous questions from other engineering field were asked