Cisco

Basic questions about hash and arrays. Find duplicates in a list of integers. Devise a simple hashing mechanism. In-order, pre-order, and post-order traversal of binary trees. Reverse a linked list.

Round 1: MCQ type, which included questions from aptitude to general computer science. Round 2: Video Submission Round. I was supposed to speak about one of the three given topics for 90 seconds. Round 3: Hackerrank Test. I was given 24 questions f

After clearing the written test, I had three rounds of personal interviews. The first interview was entirely based on computer networks. The interviewer asked me some basic networking concepts. The second interview was based on my CV. I was asked a