Upload Button Icon Add office photos

Filter interviews by

Clear (1)

Air India Data Scientist Interview Questions and Answers

Updated 10 Sep 2024

Air India Data Scientist Interview Experiences

3 interviews found

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

I applied via Walk-in and was interviewed in Mar 2024. There were 2 interview rounds.

Round 1 - Coding Test 

Basic coding questions

Round 2 - Technical 

(3 Questions)

  • Q1. Explain in detail about current project? Reason for choosing the algorithm, evaluation metrics and analysis of data
  • Ans. 

    Developed a predictive model for customer churn using logistic regression

    • Chose logistic regression for its interpretability and ability to handle binary outcomes

    • Evaluated model performance using accuracy, precision, recall, and F1 score

    • Analyzed customer data including demographics, purchase history, and customer service interactions

  • Answered by AI
  • Q2. Python and sql coding questions - basic
  • Q3. Linear regression, xgboost, precision, recall, F1 Score,Correlation
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

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

Round 1 - One-on-one 

(5 Questions)

  • Q1. Picks one of the Projects to discuss the structure and methodology.
  • Q2. Reverse a String
  • Ans. 

    Reverse a given string

    • Use built-in functions like reverse() or slice() in Python

    • Iterate through the string in reverse order and append characters to a new string

    • Convert the string to an array of characters, reverse the array, and join it back into a string

  • Answered by AI
  • Q3. Basic ML Questions about Resume Projects
  • Q4. What is Regularization?
  • Ans. 

    Regularization is a technique used to prevent overfitting in machine learning models by adding a penalty term to the loss function.

    • Regularization helps to reduce the complexity of the model by penalizing large coefficients.

    • It adds a penalty term to the loss function, such as L1 (Lasso) or L2 (Ridge) regularization.

    • Regularization helps to improve the generalization of the model by discouraging overfitting.

    • Examples of re...

  • Answered by AI
  • Q5. Basics about Forescasting.

Skills evaluated in this interview

Data Scientist Interview Questions Asked at Other Companies

Q1. for a data with 1000 samples and 700 dimensions, how would you fi ... read more
Q2. Special Sum of Array Problem Statement Given an array 'arr' conta ... read more
asked in Affine
Q3. you have a pandas dataframe with three columns, filled with state ... read more
Q4. Clone a Linked List with Random Pointers Given a linked list wher ... read more
asked in Coforge
Q5. coding question of finding index of 2 nos. having total equal to ... read more
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
4-6 weeks
Result
No response

I applied via Recruitment Consulltant and was interviewed in Feb 2024. There were 3 interview rounds.

Round 1 - Assignment 

Hackerank Assignment

Round 2 - Technical 

(1 Question)

  • Q1. Coding and ML questions
Round 3 - Technical 

(1 Question)

  • Q1. About projects and questions related to that

Interview questions from similar companies

I applied via Approached by Company and was interviewed in Mar 2022. There were 3 interview rounds.

Round 1 - One-on-one 

(1 Question)

  • Q1. What kind of project you have done give some brief. How you will avoid over fiting to model. How will you handle missing data points in a data frame. Why you want to join our company.
Round 2 - One-on-one 

(1 Question)

  • Q1. Behavioral question was asked by manager.
Round 3 - HR 

(1 Question)

  • Q1. CTC discussion was done

Interview Preparation Tips

Interview preparation tips for other job seekers - Try to give best and rest live on hands of God
Interview experience
4
Good
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Not Selected

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

Round 1 - Technical 

(1 Question)

  • Q1. Basics of linear regression
Round 2 - Technical 

(1 Question)

  • Q1. Machine learning in depth

I was interviewed in Nov 2020.

Interview Questionnaire 

1 Question

  • Q1. Job profile Question. Managerial skill question. Basic Engineering question.

Interview Preparation Tips

Interview preparation tips for other job seekers - Basic engineering concept.
Application software know how knowledge.
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
4-6 weeks
Result
Selected Selected

I applied via LinkedIn and was interviewed before Oct 2023. There was 1 interview round.

Round 1 - One-on-one 

(2 Questions)

  • Q1. SQL question was asked
  • Q2. Business acumen

I applied via LinkedIn and was interviewed before May 2021. There were 4 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 Resume tips
Round 2 - Aptitude Test 

The aptitude test is pretty basic and logical

Round 3 - Technical 

(1 Question)

  • Q1. Based on the skills and case study you have mentioned in the resume and brainstorming ques too.
Round 4 - HR 

(1 Question)

  • Q1. Basic discussion. Simplest round.

Interview Preparation Tips

Interview preparation tips for other job seekers - Focus on skills that are mentioned in the resume and do practice of logical ques
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(1 Question)

  • Q1. Power bi project experience, basics of sql, technical documentation
Round 2 - HR 

(1 Question)

  • Q1. Discussion related to Salary and Date of joining

Interview Questionnaire 

1 Question

  • Q1. Questions about current and past projects and machine learning concepts.

Interview Preparation Tips

Round: Technical Interview
Experience: It was telephonic interview, started with introduction then interviewer asked me about current project and technologies using for implementation. Interviewer was very calm and friendly so I was relaxed, in the end we discussed about job profile, work environment and their expectation from me.
Tips: Know your projects work in details, answer to asked questions very brief and precise, if you don't know answer then be truthfull about it.

College Name: IIT Guwahati
Contribute & help others!
anonymous
You can choose to be anonymous

Air India Interview FAQs

How many rounds are there in Air India Data Scientist interview?
Air India interview process usually has 2 rounds. The most common rounds in the Air India interview process are Technical, One-on-one Round and Assignment.
How to prepare for Air India Data Scientist 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 Air India. The most common topics and skills that interviewers at Air India expect are Artificial Intelligence, Data Science, Deep Learning, Machine Learning and Python.
What are the top questions asked in Air India Data Scientist interview?

Some of the top questions asked at the Air India Data Scientist interview -

  1. What is Regularizati...read more
  2. Reverse a Str...read more
  3. Picks one of the Projects to discuss the structure and methodolo...read more

Recently Viewed

PHOTOS

InsuranceDekho

3 office photos

LIST OF COMPANIES

Credit Bajaar

Overview

SALARIES

BHEL

SALARIES

BHEL

INTERVIEWS

Air India

No Interviews

INTERVIEWS

Air India

No Interviews

SALARIES

BHEL

SALARIES

BHEL

SALARIES

BHEL

No Salaries

JOBS

CARS24

No Jobs

Tell us how to improve this page.

Air India Data Scientist Interview Process

based on 3 interviews

Interview experience

3.7
  
Good
View more

Interview Questions from Similar Companies

Spicejet Interview Questions
3.6
 • 92 Interviews
Boeing Interview Questions
3.9
 • 84 Interviews
Qatar Airways Interview Questions
4.0
 • 60 Interviews
Go First Interview Questions
3.7
 • 46 Interviews
AirAsia Interview Questions
3.6
 • 31 Interviews
British Airways Interview Questions
3.2
 • 28 Interviews
View all
Air India Data Scientist Salary
based on 14 salaries
₹8.2 L/yr - ₹25 L/yr
18% more than the average Data Scientist Salary in India
View more details
Cabin Crew
355 salaries
unlock blur

₹0 L/yr - ₹0 L/yr

Customer Service Executive
212 salaries
unlock blur

₹0 L/yr - ₹0 L/yr

Assistant Manager
154 salaries
unlock blur

₹0 L/yr - ₹0 L/yr

Security Executive
130 salaries
unlock blur

₹0 L/yr - ₹0 L/yr

Cabin Attendant
126 salaries
unlock blur

₹0 L/yr - ₹0 L/yr

Explore more salaries
Compare Air India with

InterGlobe Aviation

3.6
Compare

Spicejet

3.6
Compare

Go First

3.7
Compare

AirAsia

3.6
Compare
Did you find this page helpful?
Yes No
write
Share an Interview