BlueOptima Java Developer interview questions

They had a written test(coding+aptitude). Then they selected about 130 students for technical interview and now after this they have a Project round which will go on for a week and then HR.

There was an online test on HackerEarth which consisted of technical MCQs and 2 coding questions. The shortlisted students from online test had to sit for a face to face interview. The interview focused on data structures and algorithms and OOPs concepts. A simple SQL query was also asked. The interview was average difficulty. The shortlisted candidates from the interview had to make a work sample in teams of 3 within a week. The teams whose project they liked had an online video interview regarding the work sample.