UBS Software Engineer interview questions

Interview is of 4 rounds, every round is a qualifier. 1st round is an online exam held on Hackerrank Platform with 27 MCQs + 1 coding problem. MCQs are based on different programming topics like OOP, DBMS etc. And for coding question I got beautiful arrangement problem. Students who are shortlisted from 1st round have to attend 2nd round I.e, Technical round 1. This was also held in Hackerrank Platform along with an Interviewer. Introduction, Project discussion, A problem statement that which I have to code in 10mins and few personal questions like How you have overcome some failures have been asked. The coding problem is the primary deciding factor. 3rd round: Technical round 2 which is almost similar to the previous round, but with some more depth in programming questions that includes DSA, OOP, DBMS. Few puzzles to test logical thinking were also asked. Project discussion is also there based on resume. 4th round: HR Interview, you know what it is.. Technical round 1 is around 1 hour, round 2 is 40mins and HR round is 15mins