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Cisco Interview Experience for Internship + FTE | On-Campus 2021

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Round 1(Online Coding Test – 60 mins): It consisted of 15MCQs with 2 Coding Questions.

  • MCQs were based on topics like Computer Networks, Operating Systems, and Quantitative Aptitude.
  • 1st Coding question was based on Game theory(Medium) and 2nd Coding question was based on Bit Manipulation and Strings (Medium)

Round 2(Technical Interview – 45 mins): Tell me about yourself

  • He asked me to Explain my News Feed Project from my resume
  • Recursion uses which Data Structure, I told Stack and some follow up questions on Stacks like Stack vs Heap Memory Allocation, Real-time applications of stack
  • He then asked questions on TCP and UDP Sockets
  • He then moved to DSA and asked which language are you comfortable with, I told Python then he gave me 2 Coding questions.

Coding Questions were:

  1. Coding Question 1: Maximum Depth of the Binary Tree(Easy)
  2. Coding Question 2: Implement Queue using Single linked list with Add, Delete, Reverse functions (Easy) Similar to this.

Round 3(Managerial Interview): Technical + Non-Technical – 35mins

  • Tell me about yourself
  • He then asked me Which Subject I liked the Most in 4 years of Engineering, I told Web Development, Data Structures, Computer Networks. He then asked Why not Discrete Mathematics? I told them I am not good at Discrete Mathematics.
  • He then started asking Questions on Probability (Easy-Medium)
  • Some Technical questions on Resume
  • Why In Many Applications use UDP Instead of TCP even it is Unreliable?
  • What happens When u type a URL in the Browser and press Enter.
  • Hash Map vs Hash Table
  • Why Cisco?
  • CEO of Cisco
  • Do you have any questions for me?

Round 4(HR Round – 5 mins): How was your day?

  • Are you ok with relocation?
  • Salary compensation.
  • Are u available for 6months Internship?
  • Do you have any questions for me?

Final Verdict: Selected( 6 months Internship)


  • Focus More on Core Subjects like Computer Networks, OOP Concepts.
  • For Coding Questions refer GeeksforGeeks and Leetcode.

All the best guys

My Personal Notes arrow_drop_up
Last Updated : 22 Sep, 2021
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