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Cognizer Interview Questions and Answers

Updated 4 Oct 2023

Cognizer Interview Experiences

1 interview found

Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Referral and was interviewed in Sep 2023. 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 - HR 

(2 Questions)

  • Q1. What do I know about software?
  • Ans. 

    I have knowledge of various software tools and programming languages used in data analysis and machine learning.

    • Proficient in programming languages such as Python, R, and SQL

    • Familiar with data visualization tools like Tableau and Power BI

    • Experience with machine learning libraries such as scikit-learn and TensorFlow

  • Answered by AI
  • Q2. Frame question in multiple formats like what is your name? has to be re-formatted in 5 different ways.
Round 3 - Technical 

(1 Question)

  • Q1. Python questions

Interview Preparation Tips

Topics to prepare for Cognizer Data Scientist interview:
  • Python
  • Excel

Data Scientist Interview Questions asked at other Companies

Q1. for a data with 1000 samples and 700 dimensions, how would you find a line that best fits the data, to be able to extrapolate? this is not a supervised ML problem, there's no target. and how would you do it, if you want to treat this as a s... read more
View answer (5)

Interview questions from similar companies

I applied via Walk-in and was interviewed before Dec 2020. There were 3 interview rounds.

Interview Questionnaire 

3 Questions

  • Q1. Basic Programming questions.
  • Q2. Fibonacci program
  • Q3. OOPS concepts.

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare basic OOPS concepts and basic programs.

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

Interview Questionnaire 

1 Question

  • Q1. Oops Concepts and Data Structure Questions.

Interview Preparation Tips

Interview preparation tips for other job seekers - Oops And Data Structure, Collection.

I applied via Recruitment Consultant and was interviewed in Nov 2020. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Basic communication skills were tested. Sone techical questn too. Versant test is mandatory

Interview Preparation Tips

Interview preparation tips for other job seekers - Please never go for these third party vendors. They misguide you regarding profile . I went for this third party vendor named savantis solution and it really misguided me

I applied via Campus Placement and was interviewed before Feb 2020. There were 6 interview rounds.

Interview Questionnaire 

4 Questions

  • Q1. Was interviewed as fresher?
  • Q2. Written test conducted? with verbal ability test ? GD
  • Q3. How would u deal with a problematic situation when you are working in a team?
  • Q4. What are your plans about higher studies?

Interview Preparation Tips

Interview preparation tips for other job seekers - it was basic with apptiude test and attitiude test.

Interview Questionnaire 

2 Questions

  • Q1. They asked me on java and I have joined as a fresher they not much questions as I got selected as fresher on oops concepts and collections
  • Q2. Please be confident while facing interview and they will check your communication skills

Interview Questionnaire 

1 Question

  • Q1. Who is the most important person have to transform you in your life?

Interview Preparation Tips

Interview preparation tips for other job seekers - Just speak your mind you will be selected.

I applied via Company Website and was interviewed before Feb 2020. There was 1 interview round.

Interview Questionnaire 

2 Questions

  • Q1. They asked about dbms questions in the form of table formate
  • Q2. They asked code for some python program

Interview Preparation Tips

Interview preparation tips for other job seekers - Firstly they conducted computer based technical exam and then after qualifying that then we will go for face face interview and then lastly HR round will be held.

I applied via Walk-in and was interviewed before Sep 2019. There were 5 interview rounds.

Interview Questionnaire 

6 Questions

  • Q1. Where do you want to see yourself after 5 years?
  • Q2. What are your preferences?
  • Q3. If given a chance on what do you want to make changes on the project if you've been assigned to achieve positive results with fewer efforts?
  • Q4. What are your expectations?
  • Q5. How do you want a corporate structure to be?
  • Q6. Why did you leave your last company?

Interview Preparation Tips

Interview preparation tips for other job seekers - Questions asked to a fresher I would expect those to be a friendly manner and allow him to speak what he can and not just the questions you ask.

I applied via Campus Placement and was interviewed in Oct 2020. There were 4 interview rounds.

Interview Questionnaire 

5 Questions

  • Q1. Wap of bubble sort
  • Ans. 

    Bubble sort is a simple sorting algorithm that repeatedly steps through the list, compares adjacent elements and swaps them if they are in the wrong order.

    • Start from the first element and compare it with the next element

    • If the next element is smaller, swap them

    • Repeat this process for all elements in the array

    • Continue this process until no more swaps are needed

  • Answered by AI
  • Q2. Wap of prime number
  • Ans. 

    A program to print all prime numbers

    • Take input from user for range of numbers

    • Loop through the range and check if each number is prime

    • Print the prime numbers

  • Answered by AI
  • Q3. What is hashmap?
  • Ans. 

    Hashmap is a data structure that stores key-value pairs and allows constant time access to values based on their keys.

    • Hashmap uses a hash function to map keys to indices in an array.

    • Collisions can occur when multiple keys map to the same index, which can be resolved using techniques like chaining or open addressing.

    • Examples of hashmap implementations include Java's HashMap class and Python's dict type.

  • Answered by AI
  • Q4. What is inheritance
  • Ans. 

    Inheritance is a mechanism in object-oriented programming where a new class is created by inheriting properties of an existing class.

    • Inheritance allows code reuse and promotes code organization.

    • The existing class is called the parent or superclass, and the new class is called the child or subclass.

    • The child class inherits all the properties and methods of the parent class and can also add new properties and methods.

    • For...

  • Answered by AI
  • Q5. Call by value and call by reference

Interview Preparation Tips

Interview preparation tips for other job seekers - Be yourself

Skills evaluated in this interview

Cognizer Interview FAQs

How many rounds are there in Cognizer interview?
Cognizer interview process usually has 3 rounds. The most common rounds in the Cognizer interview process are Resume Shortlist, HR and Technical.
How to prepare for Cognizer 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 Cognizer. The most common topics and skills that interviewers at Cognizer expect are AWS, Kafka, Algorithms, GCP and Java.
What are the top questions asked in Cognizer interview?

Some of the top questions asked at the Cognizer interview -

  1. What do I know about softwa...read more
  2. Frame question in multiple formats like what is your name? has to be re-format...read more
  3. Python questi...read more

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Cognizer Interview Process

based on 2 interviews

Interview experience

5
  
Excellent
View more

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Cognizer Reviews and Ratings

based on 15 reviews

3.9/5

Rating in categories

3.5

Skill development

3.6

Work-life balance

3.5

Salary

3.6

Job security

4.0

Company culture

3.2

Promotions

3.6

Work satisfaction

Explore 15 Reviews and Ratings
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