Behavioral questions and go through your resume. Can do well if you do the preparation comprehensively. Make sure you are familiar with your resume and your experience. Ask questions related to job description
I applied through college or university. The process took 1 week. I interviewed at Optym in Aug 2014
Interview
It consists of two tests: Aptitude Test & Programming Test. Each will take three hours to finish. You need to have basic knowledge of linear programming and network flows algorithms.
Interview questions [1]
Question 1
Demonstrate how to use ADO.NET classes to perform database operations including read data in disconnect/connect mode, insert, delete, update, transaction etc. I don't know ADO.NET, so....... Maybe it's not a difficult question.