Cisco Software Developer Engineer interview questions

1st round was written round with 30 technical questions from C,OS,algorithms,networking and 20 Aptitude questions. Next was the technical interviews in which they mainly concentrated on operating systems, networking and basic programming skills. There were 3 technical interviews in which they asked about my projects. and at last an HR interview

Campus recruitment First round was aptitude test-20 quant questions and 30 technical questions There were two technical interviews,and one HR interview