Giesecke+Devrient Embedded Engineer interview questions

some aptitude and technical questions were asked (MCQ) then had 1 HR interview. During Interview, Interviewer just asked foreign unknown Language then how you will communicate there. other question how you will make other people learn your native language. Third round was puzzle interview asked 6 puzzles 4th and 5th was again basic HR but once I told them that I have already done these Interview they let me go.