cisco systems pvt ltd interview experience Real time questions & tips from candidates to crack your interview
Senior Consultant
cisco systems pvt ltd
4 rounds | 4 Coding
problems
Selected Interview preparation journey
Preparation
Duration: 2 months
Topics: Networking Concepts, OOPs(Object Oriented Programming), DBMS (Database Management System) , OS (Operating System), DS(Data Structures)
Tip 1 : Must have basic to intermediate level understanding of Networking Concepts
Tip 2 : Prepare resume with clear knowledge of your projects
Tip 3 : Include other skills like leadership, time management in your resume
Application process
Where: Campus
Eligibility: 7 CGPA
Tip 1 : Don't have too many projects. Have 2-3 projects with detailed knowledge so that you are able to explain it well during the interview
Tip 2 : Add other skills apart from academics like any event you were a lead which highlights your leadership quality, time management skills.
Interview rounds
01
Round
Medium
Online Coding Interview
Duration45 minutes
Interview date2 Aug 2021
Coding problem1
The OA(Online Assessment) was scheduled in the evening time. The test included 26 questions. Out of 26, 25 questions were MCQs and 1 question for a coding question. The MCQs include the following topics: Networking questions, Logical reasoning questions, and Data structure questions. The result was declared on 3rd August and a total of 50 students were selected for the interview round.
1. Remove Duplicates From String
Moderate
25m average time
0/80
Asked in companies
You are given a string (STR) of length N, consisting of only the lower case English alphabet.
Your task is to remove all the duplicate occurrences of characters in the string.
For Example:
If the given string is:
abcadeecfb
Then after deleting all duplicate occurrences, the string looks like this:
abcdef
Problem approach
1. I used brute force for the following question
2. We can also use map
3. We can use sets
02
Round
Medium
Face to Face
Duration60 minutes
Interview date4 Aug 2021
Coding problem1
My interview was scheduled at 8: 30 am and had 2 interviewers. They asked about networking concepts like OSI models, routing protocols, TCP UDP difference, Algorithms like Prims and Krushals, and questions on network topologies. I was asked about OOPs concepts like classes, inheritance, abstraction, objects, etc. Other questions related to threading and multithreading were asked. Had a detailed discussion regarding the projects I did and what all I learned through it apart from the technical knowledge.
1. Swap Number Without Temporary Variable
Easy
15m average time
85% success
0/40
Asked in companies
Given two variables ‘X’ and ‘Y’. Your task is to swap the number without using a temporary variable or third variable.
Swap means the value of ‘X’ and ‘Y’ must be interchanged. Take an example ‘X’ is 10 and ‘Y’ is 20 so your function must return ‘X’ as a 20 and ‘Y’ as a 10.
Problem approach
Tip 1 : Keep calm with a new question comes up
Tip 2 : Do practices basic logical math questions
03
Round
Easy
Face to Face
Duration30 minutes
Interview date4 Aug 2021
Coding problem1
It was conducted around 10:00 am. The interviewer was friendly and started with his own introduction. We had a very friendly talk and discussed general topics. He asked me questions related to the society I joined in college. What motivated me, what I did there.
1. Personality Questions
- What motivated me to be a part of society.
- How would I tackle certain scenarios like:
→ If I get bored of my work?
→ If my partner has some personal problem but we need to complete our task?
Problem approach
Tip 1 : Before answering the question, frame your sentence well ahead
Tip 2 : Explain yourself properly and keep calm
04
Round
Easy
HR Round
Duration15 minutes
Interview date4 Aug 2021
Coding problem1
It took place in the afternoon. It was 15 minutes long.
1. Basic HR Questions
- Introduce yourself
- Why do you want to join cisco?
- Are you ready to relocate?
- Which job location do I prefer?
- Which shift timing I am comfortable with?
Problem approach
Tip 1 : Keep calm and answer questions with a smile.
Tip 2 : Take a small pause after you are asked a question. Don't try to answer immediately. First frame your answer.
Tip 3 : Be confident
Here's your problem of the day 
Solving this problem will increase your chance to get selected in this company
Skill covered: Programming
What is recursion?
Choose another skill to practice
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