IBM Software Developer interview questions

first i was contacted by phone, that wanted to setup a call for a technical interview and we set it up for the following week. on the day of the interview the interviewer called at the time and it was over all about 1 hour discussion , i talked about my slef , what i do what is my experience and what is my education ,then he asked me a technical question and we started to discuss it and along the way i was giving answers and suggestion for solving the problem he raised ( Navigation system - like Waze and how to model it and how search for a route). at the end we finished the session , he thanked me and said that i willl be contacted for further interview. during the week after IBM HR rep. sent me a mail and scehduled a meeting in IBM for the following week and i arrived to that interview and was interviewed by 2 project leads they asked me one technical question that was about modeling a digital circuite in a C Style Data structure and code to calculate the output of the curcuite , at end that took me to thier manager and we had another meeting with him and he gave me the work proposal and i took it , i started working there 1 month after.

One telephonic followed by face to face. They will ask about your earlier projects, will do verification with last 2 employers. They will negotiate salary immediately after cracking interview. They will ask you to join as soon as possible.