Here is my full interview experience in IBM.Hope it may help someone... I have attended the IBM interview on OCT 3 in Karpagam college of engineering (coimbatore)..It is a two day process..Totally 720 to 730 (appx.) people have attended out of this atlast 61 got selected... 1st day : Online aptitude test consists of 36 questions. 16 questions from number series and 16 questions from general aptitude.each que consists of only 2.15m..prepare M4MATHS for 1st round that is more than enough to crack...general aps include TIME AND DISTANCE,TIME AND WORK,PROBABILITY,AVERAGE,RATION AND PROPORTION.mainly m4maths and indiabix is enough for both tests.. At the same time after you complete the aptitude test continuously you have to take english communication test.. It consists of 22 questions to be completed within 20 min with no timer on screen,.you have keep track on time.. out of 720..72 got selected..There will be a mass elimination in 1st round..They will take only 10% of total numbers 2nd day : Tech + HR interview I was the first person to attend the interview.took almost 35 min i think self intro Asked me to write avg of numbers in c, Asked me (a-b)3 formula,, speak atleast 10 sentences about your favourite topic President name,defence minister name,home minister name, About IBM, like general quetions,,strength Thats all i can remember sorry,, In this out of 72..61 got placed.Hope this will help you for your preparation,,If u clear the 1st round then your are almost there to enter into IBM.U have speat thats enough..All the best..cheers