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Cisco Interview Questions, Process, and Tips

Updated 4 Mar 2025

Top Cisco Interview Questions and Answers

View all 299 questions

Cisco Interview Experiences

Popular Designations

371 interviews found

Interview experience
3
Average
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Not Selected

I applied via Campus Placement and was interviewed in Mar 2024. There were 2 interview rounds.

Round 1 - Computer network, os, database 

(2 Questions)

  • Q1. Routers relies in which layer?
  • Ans. 

    Routers operate at the network layer (Layer 3) of the OSI model.

    • Routers forward data packets between networks based on IP addresses

    • They make decisions based on routing tables

    • Routers are essential for connecting different networks together

  • Answered by AI
  • Q2. Dns types used in routing?
  • Ans. 

    DNS types used in routing include A, AAAA, CNAME, and MX records.

    • A record: Maps a domain name to an IPv4 address

    • AAAA record: Maps a domain name to an IPv6 address

    • CNAME record: Maps an alias domain name to the canonical domain name

    • MX record: Specifies the mail servers responsible for receiving email for a domain

  • Answered by AI
Round 2 - Technical 

(2 Questions)

  • Q1. Mostly questions on Computer networks likw layers.
  • Q2. Diff between udp and tcp
  • Ans. 

    UDP is connectionless and unreliable, while TCP is connection-oriented and reliable.

    • UDP stands for User Datagram Protocol

    • TCP stands for Transmission Control Protocol

    • UDP is faster but less reliable

    • TCP is slower but more reliable, as it ensures delivery of data packets

    • UDP is used for streaming media, online gaming, and VoIP

    • TCP is used for web browsing, email, file transfer

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Be good in computer network and projects

Skills evaluated in this interview

Top Cisco Technical Consulting Engineer Interview Questions and Answers

Q1. What are specific terms in the technology (Authentication mechanism, how they work, how servers communicate)
View answer (1)

Technical Consulting Engineer Interview Questions asked at other Companies

Q1. What are specific terms in the technology (Authentication mechanism, how they work, how servers communicate)
View answer (1)
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. Networking - TCP/IP DNS

Consultant Engineer Interview Questions asked at other Companies

Q1. Pattern Search in Strings Given two strings S and P consisting of lowercase English alphabets, determine if P is present in S as a substring. Input: The first line contains an integer T, the number of test cases.Each test case consists of a... read more
View answer (1)
Cisco Interview Questions and Answers for Freshers
illustration image
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Job Portal and was interviewed in Sep 2024. There were 2 interview rounds.

Round 1 - Assignment 

Before appearing for assignment explore the type of question over internet

Round 2 - Coding Test 

DSA based and problem solving

Top Cisco Software Engineer Interview Questions and Answers

Q1. Find Row With Maximum 1's in a Sorted 2D Matrix You are provided with a 2D matrix containing only the integers 0 or 1. The matrix has dimensions N x M, and each row is sorted in non-decreasing order. Your objective is to identify the 0-base... read more
View answer (1)

Software Engineer Interview Questions asked at other Companies

Q1. Bridge and torch problem : Four people come to a river in the night. There is a narrow bridge, but it can only hold two people at a time. They have one torch and, because it's night, the torch has to be used when crossing the bridge. Person... read more
View answer (196)
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
No response

I applied via Company Website and was interviewed in Feb 2024. There were 2 interview rounds.

Round 1 - One-on-one 

(1 Question)

  • Q1. How you will improve the efficiency of supply chain. How will you get more productivity from team.
  • Ans. 

    To improve supply chain efficiency, I will streamline processes, optimize inventory management, and enhance communication with suppliers. To increase team productivity, I will set clear goals, provide training and resources, and foster a collaborative work environment.

    • Streamline processes by eliminating unnecessary steps and automating repetitive tasks

    • Optimize inventory management by implementing a just-in-time system ...

  • Answered by AI
Round 2 - One-on-one 

(1 Question)

  • Q1. How you will add value in organization.

Program Manager Interview Questions asked at other Companies

Q1. Use case scenario - in case a new engagement is awarded to Infosys, share how do you manage that Project/Program?
View answer (9)

Cisco interview questions for popular designations

 Software Engineer

 (59)

 Software Developer

 (26)

 Senior Software Engineer

 (10)

 Technical Consultant

 (8)

 Hardware Engineer

 (8)

 Technical Consulting Engineer

 (8)

 Apprentice

 (8)

 Network Engineer

 (7)

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
-
Result
Selected Selected
Round 1 - One-on-one 

(2 Questions)

  • Q1. Resume and about myself
  • Q2. Verilog, system verilog
Round 2 - Technical 

(1 Question)

  • Q1. Verilog, system verilog

Hardware Engineer Interview Questions asked at other Companies

Q1. How many ways would one arrange sets of coloured balls, the first set all red, the next all blue, and the last all green, and all balls in a set are identical, in a line?
View answer (2)

Get interview-ready with Top Cisco Interview Questions

Network Engineer Interview Questions & Answers

user image Saiteja Chitturi

posted on 9 Jul 2024

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via LinkedIn and was interviewed in Jun 2024. There were 2 interview rounds.

Round 1 - Assignment 

It contained networking questions

Round 2 - Technical 

(2 Questions)

  • Q1. What is router &switch
  • Ans. 

    A router is a networking device that forwards data packets between computer networks, while a switch is a networking device that connects devices within a network.

    • Router operates at the network layer of the OSI model

    • Switch operates at the data link layer of the OSI model

    • Router connects multiple networks together

    • Switch connects devices within the same network

    • Router uses IP addresses to route traffic

    • Switch uses MAC addre

  • Answered by AI
  • Q2. How is routing done
  • Ans. 

    Routing is the process of selecting the best path for network traffic to reach its destination.

    • Routing involves determining the optimal path for data packets to travel from the source to the destination.

    • Routers use routing tables to make decisions on how to forward packets based on destination IP addresses.

    • Routing protocols like OSPF, BGP, and EIGRP are used to exchange routing information between routers.

    • Static routin...

  • Answered by AI

Skills evaluated in this interview

Top Cisco Network Engineer Interview Questions and Answers

Q1. What are he layers of the OSI model?
View answer (1)

Network Engineer Interview Questions asked at other Companies

Q1. TCP/IP layers, why is transport needed for communication? What is Subnet mask and how does it help in data communication. Why is Vlan needed? Based on what information does a switch and router send a packet or frame? Types of arp, What is p... read more
View answer (2)

Jobs at Cisco

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Production Engineer Interview Questions & Answers

user image Sushant Cisco

posted on 15 Jan 2025

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-

I applied via Campus Placement

Round 1 - Aptitude Test 

Questions from trains, water taps

Round 2 - Coding Test 

Min letters to delete to make a string palindrome

Production Engineer Interview Questions asked at other Companies

Q1. How to solve the problem in robot means how to detect fault?
View answer (9)
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Coding Test 

Python data types, list comprehension

Senior Technical Lead Interview Questions asked at other Companies

Q1. What is containerization (Docker)? what are steps to create container, till it gets deploy on server.
View answer (1)
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Campus Placement and was interviewed in Feb 2024. There were 2 interview rounds.

Round 1 - Coding Test 

It was a 2 hour test with medium level questions

Round 2 - Technical 

(2 Questions)

  • Q1. Mostly asked about CN
  • Q2. Small Linked list question

Software Developer Intern Interview Questions asked at other Companies

Q1. Sum of Maximum and Minimum Elements Problem Statement Given an array ARR of size N, your objective is to determine the sum of the largest and smallest elements within the array. Follow Up: Can you achieve the above task using the least numb... read more
View answer (5)
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Not Selected

I applied via LinkedIn and was interviewed in Feb 2024. There were 2 interview rounds.

Round 1 - Coding Test 

40 MCQ's, 2 Coding question

Round 2 - Technical 

(2 Questions)

  • Q1. Dijkastra's Algorithm
  • Ans. 

    Dijkstra's Algorithm is a graph search algorithm that finds the shortest path between nodes in a graph.

    • Dijkstra's Algorithm is used to find the shortest path from a starting node to all other nodes in a weighted graph.

    • It works by maintaining a set of nodes whose shortest distance from the starting node is known.

    • The algorithm iteratively selects the node with the smallest distance and updates the distances of its neighb...

  • Answered by AI
  • Q2. Snake and Ladder

Skills evaluated in this interview

Software Developer Intern Interview Questions asked at other Companies

Q1. Sum of Maximum and Minimum Elements Problem Statement Given an array ARR of size N, your objective is to determine the sum of the largest and smallest elements within the array. Follow Up: Can you achieve the above task using the least numb... read more
View answer (5)
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Cisco Interview FAQs

How many rounds are there in Cisco interview?
Cisco interview process usually has 2-3 rounds. The most common rounds in the Cisco interview process are Technical, Coding Test and One-on-one Round.
How to prepare for Cisco interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Cisco. The most common topics and skills that interviewers at Cisco expect are Python, cisco, Cisco, Linux Administration and Computer Networking.
What are the top questions asked in Cisco interview?

Some of the top questions asked at the Cisco interview -

  1. 1.Two routers are connected,Ospf is enabled but link is down, what are the spec...read more
  2. In a tournament with N teams, where in one team can play only one match per day...read more
  3. What are the new flags which RSTP BPDU's introduc...read more
How long is the Cisco interview process?

The duration of Cisco interview process can vary, but typically it takes about less than 2 weeks to complete.

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Cisco Interview Process

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