PTC Software Developer interview questions

Interviewer was technical ,process is also smooth.question were average. Also interview went ontime.question where very technical in nature along with some process orientated.I cleared all questions ,they also have some practical tests to attend by candidates

math puzzles. tree graphs algorithms you need to find by yourself. 5 hours . It was 1 on 1 interview with many questions which you need to write down on paper and later on to explain it to the interviewer. passed to next interviewer