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Cisco Interview Questions, Process, and Tips

Updated 4 Mar 2025

Top Cisco Interview Questions and Answers

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371 interviews found

I applied via Referral

Interview Questionnaire 

14 Questions

  • Q1. How many interviews have I attended before?
  • Q2. What value would I add to Cisco?
  • Q3. What do I know about Cisco?
  • Q4. Am I ready to work as an IT manager?
  • Ans. 

    No, as a software engineer, you may not have the necessary experience or skills to work as an IT manager.

    • Software engineers typically focus on coding and technical aspects, while IT managers are responsible for overseeing projects, teams, and budgets.

    • IT managers need strong leadership, communication, and decision-making skills, which may not be the primary focus of a software engineer.

    • Consider gaining experience in pro...

  • Answered by AI
  • Q5. Mention the layers in OSI stack
  • Ans. 

    OSI stack has 7 layers that define how data is transmitted over a network.

    • OSI stands for Open Systems Interconnection

    • Each layer has a specific function and communicates with adjacent layers

    • Layers are: Physical, Data Link, Network, Transport, Session, Presentation, Application

  • Answered by AI
  • Q6. When would I go for a router to make two computers communicate?
  • Ans. 

    A router is needed to connect two computers in different networks or to share internet connection.

    • When two computers are in different networks, a router is needed to connect them.

    • A router can also be used to share internet connection between multiple devices.

    • Routers can provide additional security features like firewall and VPN.

    • Examples of routers include Cisco, Netgear, and TP-Link.

  • Answered by AI
  • Q7. Mention the number of bits in IPv4 and IPv6 addresses
  • Ans. 

    IPv4 has 32 bits and IPv6 has 128 bits.

    • IPv4 addresses are in the format of xxx.xxx.xxx.xxx where each xxx is an 8-bit number.

    • IPv6 addresses are in the format of xxxx:xxxx:xxxx:xxxx:xxxx:xxxx:xxxx:xxxx where each xxxx is a 16-bit number.

    • IPv6 addresses allow for a much larger number of unique addresses than IPv4.

  • Answered by AI
  • Q8. What is the need for IPv6?
  • Ans. 

    IPv6 is needed due to the exhaustion of IPv4 addresses and the need for more unique IP addresses.

    • IPv6 provides a significantly larger address space compared to IPv4.

    • It allows for the allocation of unique IP addresses to every device connected to the internet.

    • IPv6 supports improved security features and better network performance.

    • It enables the growth of Internet of Things (IoT) devices and services.

    • Transitioning to IPv...

  • Answered by AI
  • Q9. How many clients are possible for a /24 address?. What is the network address and broadcast address here?
  • Ans. 

    A /24 address can have 256 clients. Network address is the first IP and broadcast address is the last IP.

    • A /24 address has 256 IP addresses

    • The network address is the first IP in the range

    • The broadcast address is the last IP in the range

  • Answered by AI
  • Q10. What is the difference between anycast, unicast, and multicast?
  • Ans. 

    Anycast, unicast, and multicast are different ways of routing network traffic.

    • Unicast is one-to-one communication between a sender and a receiver.

    • Anycast is one-to-nearest communication where the sender sends a message to the nearest receiver.

    • Multicast is one-to-many communication where the sender sends a message to a group of receivers.

    • Anycast is used for load balancing and finding the nearest server.

    • Unicast is used f...

  • Answered by AI
  • Q11. What is virtual memory? What is its size in relation to main memory?
  • Ans. 

    Virtual memory is a memory management technique that allows a computer to use more memory than physically available.

    • Virtual memory is created by using hard disk space as an extension of RAM.

    • It allows running more programs than the physical memory can handle.

    • The size of virtual memory is typically larger than the size of main memory.

    • Virtual memory is divided into pages, which are swapped in and out of main memory as nee...

  • Answered by AI
  • Q12. How do I rate myself in C, web technologies on a scale of 10?
  • Ans. 

    I rate myself 8 in C and 7 in web technologies.

    • I have extensive experience in C programming and have worked on multiple projects using it.

    • In web technologies, I have a good understanding of HTML, CSS, and JavaScript, but there is always room for improvement.

    • I am constantly learning and improving my skills in both areas.

  • Answered by AI
  • Q13. What are my strengths?
  • Ans. 

    My strengths include problem-solving skills, attention to detail, and strong programming abilities.

    • Strong problem-solving skills - able to analyze complex problems and come up with effective solutions

    • Attention to detail - meticulous in writing code and ensuring it is error-free

    • Strong programming abilities - proficient in multiple programming languages such as Java, Python, and C++

  • Answered by AI
  • Q14. The classical 3l, 5l puzzle

Interview Preparation Tips

Skills:
College Name: NA

Skills evaluated in this interview

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
Less than 2 weeks
Result
Selected Selected

I applied via Job Portal and was interviewed in Dec 2024. There were 4 interview rounds.

Round 1 - Aptitude Test 

Topics - mcq of algorithms, networking, dbms

Round 2 - Technical 

(2 Questions)

  • Q1. Based on resume
  • Q2. Questions on linked list, tree,
Round 3 - Behavioral 

(2 Questions)

  • Q1. About how you approach a problem
  • Q2. Managerial questions on situations
Round 4 - HR 

(1 Question)

  • Q1. Basic hr questions

Apprenticeship Trainee Interview Questions asked at other Companies

Q1. What is the circuit breaker.circuit breaker protect by short circuit
View answer (8)
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Aptitude Test 

It is a very Easy Aptitude test, with only general questions

Round 2 - Technical 

(2 Questions)

  • Q1. Technical general questions were asked
  • Q2. Basic questions about the position you've applied for
Round 3 - One-on-one 

(3 Questions)

  • Q1. Technical interview - Regarding the position you've applied for.
  • Q2. Managerial interview - Normal conversation easy to crack
  • Q3. Hr Interview - General questions about relocation, salary and queries you have if any.

Apprentice Trainee Interview Questions asked at other Companies

Q1. # Modes of heat transfer and how do they work? #Thermodynamics #performance curve of pump #priming (pump)
View answer (3)
Interview experience
3
Average
Difficulty level
Hard
Process Duration
Less than 2 weeks
Result
Selected Selected

I was interviewed in Jan 2025.

Round 1 - Technical 

(2 Questions)

  • Q1. Technical discussion
  • Q2. One-to-one round , technical discussion
Round 2 - HR 

(1 Question)

  • Q1. HR Round, salary

Manager - Business Intelligence Interview Questions asked at other Companies

Q1. How to make pivot table range auto and how to adjust pivot to not show nil value.
View answer (1)

Cisco interview questions for popular designations

 Software Engineer

 (59)

 Software Developer

 (26)

 Senior Software Engineer

 (10)

 Technical Consultant

 (8)

 Hardware Engineer

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 Technical Consulting Engineer

 (8)

 Apprentice

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 Network Engineer

 (7)

Interview Questions & Answers

user image Anonymous

posted on 21 Feb 2025

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I was interviewed in Aug 2024.

Round 1 - Coding Test 

Online assessments consisting of Linked list , stacks , string manipulations with medium difficulty for string manipulation and easy traversal for linked lists.

Round 2 - Technical 

(3 Questions)

  • Q1. Write code for rate limiter in python or any language? If don't know rate limiter , then they will explain the logic but needs to be alligned with rate limiting logic.
  • Ans. 

    Rate limiter code implementation in Python

    • Use a dictionary to store the timestamps of each request

    • Check the dictionary to see if the request should be allowed based on the rate limit

    • Update the dictionary with the current timestamp for each request

  • Answered by AI
  • Q2. Check the logic of your code , if you find any limitations.
  • Ans. 

    Check code logic for limitations

    • Review code for potential edge cases

    • Test code with different inputs to identify any issues

    • Consider scalability and performance implications of code

    • Ensure error handling is robust and comprehensive

  • Answered by AI
  • Q3. Managerial and Technical Round 3 with same set of questions as above.
Round 3 - Technical 

(2 Questions)

  • Q1. Kubernetes pods , deployments , replicas , deamon sets , aws services and experience in mitigating issues in devops.
  • Q2. Explain full pipeline which you worked from Code Integration to deployment and security check. What all python library used , have you used flask and other libraries for request and response.
  • Ans. 

    I have experience working on full pipeline from code integration to deployment with security checks. Used Flask and other Python libraries for request and response handling.

    • Used Git for version control and continuous integration tools like Jenkins for automated builds

    • Utilized Docker for containerization and Kubernetes for orchestration

    • Implemented security checks using tools like SonarQube and OWASP ZAP

    • Used Flask for bu...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Get ready for python in Flask , request response concepts to write full code.

Get interview-ready with Top Cisco Interview Questions

Cyber Security Analyst Interview Questions & Answers

user image LIVE ONLINE MEDIA Malayalam

posted on 4 Mar 2025

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Tell me about yourself
  • Q2. Tell me about your previous experience

Cyber Security Analyst Interview Questions asked at other Companies

Q1. 3- If you have received 2 mails from PwC with same name how will you identify that which one is fake and which one is genuine?
View answer (2)

Jobs at Cisco

View all

Associate Engineer Interview Questions & Answers

user image Radheshyam Dhote

posted on 2 Jan 2025

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Coding Test 

Write a code for Fibonacci series?

Round 2 - Technical 

(1 Question)

  • Q1. What is aws and explain how you deployed your project.
  • Ans. 

    AWS is a cloud computing platform that offers a wide range of services for storage, computing, networking, databases, and more.

    • AWS stands for Amazon Web Services

    • I deployed my project on AWS using services like EC2 for virtual servers, S3 for storage, and RDS for databases

    • I used AWS Elastic Beanstalk for easy deployment and scaling of my application

    • I configured security groups and IAM roles to ensure secure access to my

  • Answered by AI
Round 3 - Technical 

(1 Question)

  • Q1. What is AI, explain its application
  • Ans. 

    AI stands for Artificial Intelligence, it is the simulation of human intelligence processes by machines.

    • AI is used in various applications such as virtual assistants (e.g. Siri, Alexa), recommendation systems (e.g. Netflix, Amazon), autonomous vehicles, and facial recognition technology.

    • AI can be applied in healthcare for tasks like disease diagnosis, personalized treatment plans, and drug discovery.

    • AI is also used in ...

  • Answered by AI

Associate Engineer Interview Questions asked at other Companies

Q1. Count Ways To Reach The N-th Stair Problem Statement You are given a number of stairs, N. Starting at the 0th stair, you need to reach the Nth stair. Each time you can either climb one step or two steps. You have to return the number of dis... read more
View answer (1)
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Development topics: LWC related questions, trigger, batch apex, governor limits, future method
  • Q2. Admin Topics: Flow, price rules, product rules, some scenario based questions
Round 2 - Technical 

(2 Questions)

  • Q1. LWC, Aura, Test Class, Best Practice - trigger, Decorators, Error Handling
  • Q2. Rest API, Deployments, Some scenario based questions
Round 3 - One-on-one 

(1 Question)

  • Q1. Managerial Round: Intro & Scenario based questions

Apprentice Interview Questions & Answers

user image Anonymous

posted on 13 Jan 2025

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Instagram and was interviewed in Jul 2024. There were 3 interview rounds.

Round 1 - Technical 

(2 Questions)

  • Q1. It's all from your Resume only Basic coding questions
  • Q2. Be Honest in resume Many technical questions It's about 30 to 40 mins Be confident Show you are enthusiastic and willingness to learn
Round 2 - Behavioral 

(3 Questions)

  • Q1. Its all about your understanding of technologies Your opinions with clarity
  • Q2. Be active and give full pledged answers with crystal clear explanation Otherwise they will not move forward
  • Q3. Being confident is only the thing
Round 3 - HR 

(3 Questions)

  • Q1. Explain about yourself
  • Ans. 

    I am a highly motivated and detail-oriented individual with a strong background in project management and team leadership.

    • Experienced in project management and team leadership

    • Detail-oriented and highly motivated

    • Strong communication and interpersonal skills

  • Answered by AI
  • Q2. The HR explain the role package and everything
  • Q3. This is also elimination round.Being active is enough

Apprentice Interview Questions asked at other Companies

Q1. 3. What do you know about artificial intelligence and Machine learning?
View answer (3)
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I was interviewed in Aug 2024.

Round 1 - Aptitude Test 

Code-with-cisco having coding questions and mcq

Round 2 - Technical 

(2 Questions)

  • Q1. Different scheduling algorithms in OS?
  • Ans. 

    Different scheduling algorithms in OS determine how tasks are prioritized and executed.

    • First-Come, First-Served (FCFS)

    • Shortest Job Next (SJN)

    • Round Robin (RR)

    • Priority Scheduling

    • Multi-Level Queue Scheduling

  • Answered by AI
  • Q2. Resume go-through: projects and intern
Round 3 - Technical 

(2 Questions)

  • Q1. Networking: Transfer packet from one device to another
  • Q2. Contact dictionary- data structure used and time complexity
  • Ans. 

    Contact dictionary can be implemented using hash table for fast lookups with O(1) time complexity.

    • Use a hash table to store contacts with keys as names and values as contact information.

    • Example: { 'John Doe': '555-1234', 'Jane Smith': '555-5678' }

    • Time complexity for searching, inserting, and deleting contacts is O(1) with a hash table.

  • Answered by AI
Round 4 - HR 

(2 Questions)

  • Q1. Basic networking
  • Q2. Why cisco, what is cisco?
  • Ans. 

    Cisco is a multinational technology conglomerate known for networking hardware, software, and services.

    • Cisco is a leading provider of networking equipment and solutions.

    • They offer a wide range of products including routers, switches, and security devices.

    • Cisco also provides software solutions for network management and security.

    • The company offers services such as consulting, technical support, and training.

    • Cisco is kno...

  • Answered by AI

Skills evaluated in this interview

Embedded Software Engineer Interview Questions asked at other Companies

Q1. 3. 1)Do you know about Autosar. 2)define function definition and function declaration. 3)difference between structure and union. 4) define Enumeration 5)what is microcontroller and microprocessor and its applications 6)where we uses in real... read more
View answer (1)
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Coding Test 

It was around 1 hour coding test based one dsa.

Round 2 - Technical 

(1 Question)

  • Q1. It will be related to your work and project.
Round 3 - Technical 

(1 Question)

  • Q1. Questions related to techstack

Senior Cloud Engineer Interview Questions asked at other Companies

Q1. What all things we need to consider while creating a VM
View answer (2)

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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Interview experience

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