Cisco Software Engineer interview questions

interview process: 1h webex- programming skills 3h onsite interview - programming skills 1 senior manager interview - behavior question in each interview, i was asked to introduce myself, and one of the project on CV. For technical interview, we discussed the code on paper, all of the programming are about pointers . As for concepts, draw some figures to show them and explain.

There were a total of 3 rounds. 2 Technical+ 1 HR. The first technical was about data structures and problem solving. Little about operating systems. The second round was about my resume. HR round was a normal round.