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Cognizant Service Engineer Interview Questions and Answers

Updated 8 Dec 2024

Cognizant Service Engineer Interview Experiences

1 interview found

Interview experience
4
Good
Difficulty level
Easy
Process Duration
2-4 weeks
Result
Not Selected

I applied via Referral and was interviewed in Jun 2024. There were 3 interview rounds.

Round 1 - Aptitude Test 

20 ques in 20 mins easy aptitude

Round 2 - Coding Test 

2 coding ques easy level

Round 3 - One-on-one 

(2 Questions)

  • Q1. Behavioural questions
  • Q2. STAR method questions

Interview questions from similar companies

I appeared for an interview before Mar 2021.

Round 1 - HR 

(2 Questions)

  • Q1. Why are you looking for a change?
  • Q2. Tell me about yourself.

Interview Preparation Tips

Interview preparation tips for other job seekers - nice company , work culture ,fairly compansated

I applied via Naukri.com and was interviewed in Aug 2020. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Past experience and communication skills

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident

I applied via Naukri.com and was interviewed before Jul 2020. There was 1 interview round.

Interview Questionnaire 

1 Question

  • Q1. Coming to AEM,Interviewer has covered all the topics.

Interview Preparation Tips

Interview preparation tips for other job seekers - Pls don't join in TechMahindra.Especially for AEM Folks.Because there are no projects at all.They force you to learn and work in other domain.Then your AEM knowledge will vanish.Worst Company.

Interview Questionnaire 

6 Questions

  • Q1. Explain abstract factory design pattern ?
  • Ans. 

    Abstract Factory is a creational design pattern that provides an interface for creating families of related objects.

    • Abstract Factory is used when we need to create families of related objects without specifying their concrete classes.

    • It provides an interface for creating objects of related classes without specifying their concrete classes.

    • It encapsulates a group of factories that have a common theme.

    • It promotes loose c...

  • Answered by AI
  • Q2. How do you do range based map iteration
  • Ans. 

    Range based map iteration can be done using a for-each loop or iterators.

    • Use a for-each loop to iterate over the map elements.

    • Alternatively, use iterators to traverse the map.

    • The range-based for loop is preferred for its simplicity and readability.

    • Example: for(auto const& [key, value] : myMap) { //do something with key and value }

  • Answered by AI
  • Q3. What are detached and joined threads
  • Ans. 

    Detached threads are independent threads that run separately from the main thread. Joined threads are threads that wait for the main thread to finish.

    • Detached threads are created using pthread_detach() function

    • Joined threads are created using pthread_join() function

    • Detached threads do not need to be explicitly terminated

    • Joined threads must be explicitly terminated using pthread_exit() or return statement

    • Detached thread...

  • Answered by AI
  • Q4. What are static code analysis tools
  • Ans. 

    Static code analysis tools are software programs that analyze source code to find potential issues and improve code quality.

    • Static code analysis tools scan code without executing it

    • They can detect issues such as security vulnerabilities, coding errors, and performance problems

    • Examples of static code analysis tools include SonarQube, ESLint, and Checkstyle

  • Answered by AI
  • Q5. Command to list currently running threads in linux
  • Ans. 

    Command to list currently running threads in linux

    • Use the 'ps' command with the 'H' option to display threads in a hierarchy

    • Use the 'top' command to display threads in real-time

    • Use the 'htop' command for an interactive display of threads

  • Answered by AI
  • Q6. Can we perform arithmetic operation on Unique pointer
  • Ans. 

    No, arithmetic operations cannot be performed on unique pointers.

    • Unique pointers are used to manage the lifetime of dynamically allocated objects.

    • They cannot be copied or assigned, only moved.

    • Arithmetic operations are not defined for pointers, including unique pointers.

  • Answered by AI

Skills evaluated in this interview

Interview Questionnaire 

3 Questions

  • Q1. About skilla
  • Q2. Project
  • Q3. Roles in

I applied via Recruitment Consultant and was interviewed in May 2021. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. All questions related to Digital and networks and they asked core java question like functional interface uses and why do we need it and difference with interface

Interview Preparation Tips

Interview preparation tips for other job seekers - Interview was quite good

I applied via Walk-in and was interviewed before Mar 2021. There were 2 interview rounds.

Round 1 - Technical 

(2 Questions)

  • Q1. How good your in technical
  • Ans. 

    I am highly skilled in technical aspects and have extensive experience in troubleshooting and problem-solving.

    • I have a degree in Electrical Engineering and have worked as a Service Engineer for 5 years.

    • I have experience in diagnosing and repairing complex machinery and equipment.

    • I am proficient in programming languages such as C++, Java, and Python.

    • I have excellent communication skills and can explain technical issues ...

  • Answered by AI
  • Q2. Good in technical and experience in serice and networking issues
Round 2 - One-on-one 

(2 Questions)

  • Q1. How soon you can join
  • Q2. Salary expectations and location confortable

Interview Preparation Tips

Interview preparation tips for other job seekers - Experience was good but basic preparation is must before get into interview penal

I applied via Job Fair and was interviewed before May 2021. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - HR 

(1 Question)

  • Q1. What is your job role

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident and strive hard to achieve what you desire

I applied via Approached by Company and was interviewed before Dec 2021. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(1 Question)

  • Q1. What is n-tier architecture
  • Ans. 

    n-tier architecture is a software design pattern that divides an application into logical layers.

    • It separates presentation, application processing, and data management functions.

    • Each layer can be developed and maintained independently.

    • Examples include 3-tier and 4-tier architectures.

    • It improves scalability, maintainability, and flexibility of the application.

  • Answered by AI
Round 3 - HR 

(1 Question)

  • Q1. What is your expectation from company

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident while answering the questions and answers

Cognizant Interview FAQs

How many rounds are there in Cognizant Service Engineer interview?
Cognizant interview process usually has 3 rounds. The most common rounds in the Cognizant interview process are Aptitude Test, Coding Test and One-on-one Round.
What are the top questions asked in Cognizant Service Engineer interview?

Some of the top questions asked at the Cognizant Service Engineer interview -

  1. Behavioural questi...read more
  2. STAR method questi...read more

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Cognizant Service Engineer Interview Process

based on 1 interview

Interview experience

4
  
Good
View more
Cognizant Service Engineer Salary
based on 40 salaries
₹10.1 L/yr - ₹18.6 L/yr
241% more than the average Service Engineer Salary in India
View more details

Cognizant Service Engineer Reviews and Ratings

based on 11 reviews

4.6/5

Rating in categories

4.0

Skill development

4.7

Work-life balance

4.3

Salary

4.0

Job security

4.4

Company culture

4.2

Promotions

4.0

Work satisfaction

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