Cisco

The first round was not bad. Only a single tech lead was present, asking basic C programming questions. The second round was quite long and painful. It consisted of three 1+ hour sessions with two interviewers, some of whom were the hiring manager.

I had one telephonic screening. The interviewer asked very basic data structure questions, such as: * Inserting at the start of a linked list * The difference between `calloc` and `malloc` * Abstract virtual functions

RD1: Written test on HackerRank. RD2: Networking basics, mostly L2 and L3 protocols. RD3: Networking protocols and basic C questions, linked lists. RD4: Networking protocols and basic C questions, linked lists. RD5: This is scheduled as a manager rou