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C5i Interview Questions, Process, and Tips

Updated 11 Mar 2025

Top C5i Interview Questions and Answers

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47 interviews found

Data Scientist Interview Questions & Answers

user image rustam garg

posted on 4 May 2019

I applied via Recruitment Consultant and was interviewed in Dec 2018. There were 3 interview rounds.

Interview Questionnaire 

11 Questions

  • Q1. 1. Why Machine Learning?
  • Q2. 2. Why did you choose Data Science Field?
  • Ans. 

    I chose Data Science field because of its potential to solve complex problems and make a positive impact on society.

    • Fascination with data and its potential to drive insights

    • Desire to solve complex problems and make a positive impact on society

    • Opportunity to work with cutting-edge technology and tools

    • Ability to work in a variety of industries and domains

    • Examples: Predictive maintenance in manufacturing, fraud detection

  • Answered by AI
  • Q3. 3. What about Linear Regression? (Theory Part)
  • Q4. 4. What is the difference between Linear Regression and Logistic Regression?
  • Ans. 

    Linear Regression is used for predicting continuous numerical values, while Logistic Regression is used for predicting binary categorical values.

    • Linear Regression predicts a continuous output, while Logistic Regression predicts a binary output.

    • Linear Regression uses a linear equation to model the relationship between the independent and dependent variables, while Logistic Regression uses a logistic function.

    • Linear Regr...

  • Answered by AI
  • Q5. 5. Explain Confusion Matrix?
  • Ans. 

    Confusion matrix is a table used to evaluate the performance of a classification model.

    • It is a 2x2 matrix that shows the number of true positives, false positives, true negatives, and false negatives.

    • It helps in calculating various metrics like accuracy, precision, recall, and F1 score.

    • It is useful in identifying the strengths and weaknesses of a model and improving its performance.

    • Example: In a binary classification p...

  • Answered by AI
  • Q6. 6. Can we use confusion matrix in Linear Regression?
  • Ans. 

    No, confusion matrix is not used in Linear Regression.

    • Confusion matrix is used to evaluate classification models.

    • Linear Regression is a regression model, not a classification model.

    • Evaluation metrics for Linear Regression include R-squared, Mean Squared Error, etc.

  • Answered by AI
  • Q7. 7. Explain KNN Algorithm?
  • Ans. 

    KNN is a non-parametric algorithm used for classification and regression tasks.

    • KNN stands for K-Nearest Neighbors.

    • It works by finding the K closest data points to a given test point.

    • The class or value of the test point is then determined by the majority class or average value of the K neighbors.

    • KNN can be used for both classification and regression tasks.

    • It is a simple and easy-to-understand algorithm, but can be compu

  • Answered by AI
  • Q8. 8. Explain Random Forest and Decision Tree?
  • Ans. 

    Random Forest is an ensemble learning method that builds multiple decision trees and combines their outputs to improve accuracy.

    • Random Forest is a type of supervised learning algorithm used for classification and regression tasks.

    • It creates multiple decision trees and combines their outputs to make a final prediction.

    • Each decision tree is built using a random subset of features and data points to reduce overfitting.

    • Ran...

  • Answered by AI
  • Q9. 9. One Tricky Mathematical Question !
  • Q10. 10. What are the Projects you have done?
  • Ans. 

    I have worked on various projects involving data analysis, machine learning, and predictive modeling.

    • Developed a predictive model to forecast customer churn for a telecommunications company.

    • Built a recommendation system using collaborative filtering for an e-commerce platform.

    • Performed sentiment analysis on social media data to understand customer opinions and preferences.

    • Implemented a fraud detection system using anom...

  • Answered by AI
  • Q11. I didn't get shortlisted for 2nd Round.

Interview Preparation Tips

General Tips: anyone who wants to go in data science field should actually be interested in the field not the money. They should be good in Statistics, Probability and Theory part of ML algorithms.
They will ask you about the projects you have mentioned in resume and all the questions will be from that part.
Skills: Communication, Body Language, Problem Solving, Analytical Skills
Duration: 1-4 weeks

Skills evaluated in this interview

Top C5i Data Scientist Interview Questions and Answers

Q1. 4. What is the difference between Linear Regression and Logistic Regression?
View answer (3)

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 experience
4
Good
Difficulty level
Moderate
Process Duration
4-6 weeks
Result
Selected Selected

I appeared for an interview before Mar 2024.

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare on more of SQL and Python along with basics algorithm knowledge and scripting languages.

Senior Data Analyst Interview Questions asked at other Companies

Q1. What is the difference between Least Squares Method and the maximum likelihood
View answer (1)
C5i Interview Questions and Answers for Freshers
illustration image
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Not Selected

Interview Preparation Tips

Interview preparation tips for other job seekers - prepare well about market reseach

Junior Analyst Interview Questions asked at other Companies

Q1. If I buy a piece of equipment, walk me through the impact on the 3 financial statements
View answer (1)
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
-

I applied via Approached by Company and was interviewed in Jun 2024. There was 1 interview round.

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare a nice and convincing story about your past experiences. Prepare frameworks that you would use for prioritisation, effort estimation and other activities performed by product managers.

Product Manager Interview Questions asked at other Companies

Q1. You see the number of people cancelling the order increasing. Cancel window 24 hours. What would you do?
View answer (26)

C5i interview questions for popular designations

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Data Analyst Interview Questions & Answers

user image Poongodi Vijay

posted on 4 Aug 2024

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

Data Analyst Interview Questions asked at other Companies

Q1. Suppose there is a room in the office and X people enter room throughout the day, Y people leave throughout the day [continuously people are entering the room, some are staying there, and rest are going out] .. so tell me the code to calcul... read more
View answer (11)

Get interview-ready with Top C5i Interview Questions

Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-

Interview Preparation Tips

Interview preparation tips for other job seekers - It was a simple process and the interview panel were considerate and helpful.

Associate Manager Interview Questions asked at other Companies

Q1. How will you calculate tension on the sheet which is being given OFF, by Pay off reel ?
View answer (5)

Jobs at C5i

View all
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Naukri.com and was interviewed in May 2024. There was 1 interview round.

Interview Preparation Tips

Interview preparation tips for other job seekers - Company is mainly looking for candidates with supply chain/analytics degree background.
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed in Apr 2024. There were 2 interview rounds.

Skills evaluated in this interview

Associate Manager Interview Questions asked at other Companies

Q1. How will you calculate tension on the sheet which is being given OFF, by Pay off reel ?
View answer (5)
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I applied via Referral and was interviewed in May 2024. There was 1 interview round.

Associate Manager Interview Questions asked at other Companies

Q1. How will you calculate tension on the sheet which is being given OFF, by Pay off reel ?
View answer (5)

Data Scientist Interview Questions & Answers

user image Kushal Kulkarni

posted on 18 Jun 2024

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

I appeared for an interview in May 2024.

Interview Preparation Tips

Interview preparation tips for other job seekers - Practice python

Top C5i Data Scientist Interview Questions and Answers

Q1. 4. What is the difference between Linear Regression and Logistic Regression?
View answer (3)

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)

Senior Analyst Interview Questions & Answers

user image Lavanya Gorantla

posted on 26 Jun 2024

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I applied via Recruitment Consulltant and was interviewed in May 2024. There was 1 interview round.

Senior Analyst Interview Questions asked at other Companies

Q1. Explain 3 statement financial model Calculating discount rate Could you walk me through the DCF model? Other valuation methods. What PE is ideal? What is the other matrix to value the company? Difference between IRR and CAGR. What is Bond Y... read more
View answer (1)
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C5i Interview FAQs

How many rounds are there in C5i interview?
C5i interview process usually has 2-3 rounds. The most common rounds in the C5i interview process are Technical, Aptitude Test and One-on-one Round.
How to prepare for C5i 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 C5i. The most common topics and skills that interviewers at C5i expect are Python, SQL, Machine Learning, Data Analysis and Market Research.
What are the top questions asked in C5i interview?

Some of the top questions asked at the C5i interview -

  1. 4. What is the difference between Linear Regression and Logistic Regressi...read more
  2. Consider a scenario where you want to get buy in from internal stakeholders to ...read more
  3. 2. Why did you choose Data Science Fie...read more
How long is the C5i interview process?

The duration of C5i interview process can vary, but typically it takes about less than 2 weeks to complete.

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