GE Software Engineer interview questions

Met at career fair. They signed me up for an onsite interview.

Was a pool in campus call had first round is aptitude test followed by one coding test which could be taken in java/ c++/ .net (3 problems and 1.5 hrs)thereafter it was followed by 2 technical interview(1-1.5 hr) ,The interviewer were in no hurry to recruit and after being told that it was going to a HR round next had an unexpected coding round (3 problems in 1.5 hrs ,2 solved ) again followed a 5-10 minute technical +HR discussion thereafter they informed me i wasn't selected.