Samsung Electronics Software Engineer interview questions

1..Presentation 2.Written test 3 interview

-- 1st there was written test which consist of 50 question to be solved in 1 hour. there was no -ve marking. -- Questions were of logical reasoning, from aptitude and DI -- After this there was technical round consists of 30 question from Data Structure, c , Operating systems there was -ve marking in technical round -- After clearing this round there was technical interview -- After this there was HR round. -- in technical they asked about programming in c -- basics of all subjects is required to be selected -- that's all about the process through which i was selected.