IBM Internship/Software Developer interview questions

There were straight forward application and puzzle stages followed by an assessment day consisted of 2 group tasks regarding workplace scenarios followed by an interview/ presentation and finished off with another group task which was puzzle based.

Focused on data structures, problem solving ability. Analytical questions/ puzzles were given and the thought process with which I approached the problem was observed. Interviewers were friendly and helpful. Was able to nee myself during interview