Cisco

There were a total of 6 interview rounds. The rounds were difficult. The first 2-3 rounds focused on Data Structures and Algorithms. Other topics on which I received questions included: * JAVA Collections * Multithreading * Memory Management * Opera

Six rounds of interview process: Four technical rounds: * One round on programming * One round on operating systems * One round on networking * One round of puzzles One round for manager discussion One round with HR for finance

Many rounds of interviews. Minimum of 4-5 technical rounds plus an HR round. Questions include: * OSI layer concepts * Functions of various layers * Structs and unions * Macros * Bit shifting * Padding * Bitwise operations * Routing protocols * DH