IBM Associate System Engineer interview questions

I applied through college(NIT JAMSHEDPUR). i entered the interview room and wished the interviewer by his name(Somnath das sir) he smiled and shook hand with me and asked me to introduce myself in precise way.Then he asked why i had dropped a year after 12th. itold him abojut my rank in jee advance and then he went to m y hobby the first hobby teaching was taken into discussion and then why you like teaching , whom do you gteach, etc. then he sked me about m y favourite subject. itold him about power system. and then he asked me to discuss the same subject .he asked about transformers which are being used at generating and transmitting end . can we use battery for stepping up or down any voltage, is the conservation of energy principle not violated in the process of step up or down of v or i level. then asked about my views on it sector. after to hat he asked me why i wanted to join ibm.where i see myself after 5 years.then he asked me about m y innovative project upon which i have been working. he then asked me to discuss anything if i had any doubt. i asked him what are the chances that just after joining company i would be able to work on my project and also asked about the role of associate system engineer.after a healthy and interesting interview. we shook hands and bidding thank you i left the room saying it was a nu=ice experience being interviewed by you ,he said same here .