Was difficult, technical, more on projects, coding, individual contribution, project architecture, design questions, write and compile code, show output, build framework, total 4 rounds, techno manager also, architect rounds, oops concepts, virtual methods

3 Interview rounds, focussed on good basic C, C++ and OS concepts along with discussions around the project. First 2 rounds were DSA + OS, Third was on project discussion, OS virtual memory and couple of behavioral type questions.