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Air India Interview Questions, Process, and Tips

Updated 5 Mar 2025

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ml engineer Interview Questions & Answers

user image Monami Jaiswal

posted on 17 Oct 2023

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
4-6 weeks
Result
No response

I applied via Referral and was interviewed in Apr 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 Resume tips
Round 2 - Coding Test 

Data science, ML concepts, statistics, python output

Round 3 - Technical 

(7 Questions)

  • Q1. What does correlation mean? what is the interpretation if the correlation is 0?
  • Ans. 

    Correlation measures the strength and direction of a relationship between two variables. A correlation of 0 indicates no linear relationship.

    • Correlation measures the degree to which two variables move in relation to each other. It ranges from -1 to 1.

    • A correlation of 0 means there is no linear relationship between the variables. They are not related in a linear fashion.

    • For example, if the correlation between hours of s...

  • Answered by AI
  • Q2. What is collinearity, how to handle it? also for multicollinearity
  • Q3. How to evaluate regression models? explain r squared and adjusted r squared and difference between them
  • Ans. 

    Regression models can be evaluated using R squared and adjusted R squared to measure the goodness of fit.

    • R squared measures the proportion of the variance in the dependent variable that is predictable from the independent variables.

    • Adjusted R squared adjusts for the number of predictors in the model, providing a more accurate measure of goodness of fit.

    • R squared can be artificially inflated by adding more predictors, w...

  • Answered by AI
  • Q4. Explain regularization techniques, difference between ridge and lasso?
  • Ans. 

    Regularization techniques help prevent overfitting in machine learning models. Ridge regression adds L2 regularization, while Lasso regression adds L1 regularization.

    • Regularization techniques help prevent overfitting by adding a penalty term to the loss function.

    • Ridge regression adds the squared magnitude of coefficients as penalty term (L2 regularization).

    • Lasso regression adds the absolute magnitude of coefficients as...

  • Answered by AI
  • Q5. Explain working of decision trees, how to select parent and child nodes, gini impurity, etc?
  • Ans. 

    Decision trees are a popular machine learning algorithm used for classification and regression tasks.

    • Decision trees are a flowchart-like structure where each internal node represents a feature or attribute, each branch represents a decision rule, and each leaf node represents the outcome.

    • To select parent and child nodes, the algorithm calculates the best split at each node based on criteria like Gini impurity or inform...

  • Answered by AI
  • Q6. Bagging and boosting and their difference, what is ensemble models, how to handle overfitting, explain precision recall roc curve
  • Ans. 

    Explanation of bagging, boosting, ensemble models, handling overfitting, and precision-recall-ROC curve.

    • Bagging (Bootstrap Aggregating) involves training multiple models on different subsets of the training data and combining their predictions through averaging or voting.

    • Boosting involves training multiple models sequentially, with each model correcting the errors of its predecessor.

    • Ensemble models combine multiple ind...

  • Answered by AI
  • Q7. Create dictionary in python from 2 list and key values, sql query for window functions-Rank(), all joins in sql
  • Ans. 

    Creating dictionary in Python from 2 lists, using window functions and joins in SQL

    • To create a dictionary in Python from 2 lists and key values, you can use the zip() function

    • Example: dict(zip(keys_list, values_list))

    • For SQL window functions like Rank(), you can use the OVER() clause

    • Example: SELECT column1, column2, RANK() OVER(ORDER BY column3) AS rank_column FROM table_name

    • For SQL joins, you can use INNER JOIN, LEFT ...

  • Answered by AI

Interview Preparation Tips

Topics to prepare for Air India ml engineer interview:
  • Data Science
  • Machine Learning

Skills evaluated in this interview

Top Air India ml engineer Interview Questions and Answers

Q1. How to evaluate regression models? explain r squared and adjusted r squared and difference between them
View answer (1)

ml engineer Interview Questions asked at other Companies

Q1. How to evaluate regression models? explain r squared and adjusted r squared and difference between them
View answer (1)

Security Officer Interview Questions & Answers

user image Chhewang Dorje

posted on 6 Dec 2024

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

I applied via Job Fair and was interviewed in Nov 2024. There was 1 interview round.

Round 1 - One-on-one 

(5 Questions)

  • Q1. I'm from Leh Ladakh
  • Q2. 32 YEARS experience security side
  • Q3. I'm Ex retired Capt Army
  • Q4. Qualifications 12th pass
  • Q5. Skill is Transport Supervisor, Men Management, good leadership, Security Officer,

Interview Preparation Tips

Interview preparation tips for other job seekers - Good

Security Officer Interview Questions asked at other Companies

Q1. What deference between material handling and man handling
View answer (23)
Air India Interview Questions and Answers for Freshers
illustration image
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I was interviewed in Jan 2025.

Round 1 - One-on-one 

(1 Question)

  • Q1. Past experince related questions
Round 2 - One-on-one 

(1 Question)

  • Q1. Past experince related questions

Program Manager Interview Questions asked at other Companies

Q1. Use case scenario - in case a new engagement is awarded to Infosys, share how do you manage that Project/Program?
View answer (9)
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I was interviewed in Sep 2024.

Round 1 - One-on-one 

(5 Questions)

  • Q1. Tell me about yourself
  • Q2. How much years of experience you have and are you flexible to work in line maintenance?
  • Ans. 

    I have 10 years of experience in aircraft maintenance and I am flexible to work in line maintenance.

    • I have 10 years of experience in aircraft maintenance.

    • I am familiar with line maintenance procedures and protocols.

    • I have worked in various roles within the aviation industry, including line maintenance.

    • I am willing to adapt to different work schedules and locations as needed.

  • Answered by AI
  • Q3. Size of spanners from small to large?
  • Ans. 

    Spanners range in size from small to large, with each size serving a specific purpose in aircraft maintenance.

    • Spanners come in various sizes such as 6mm, 8mm, 10mm, 12mm, etc.

    • Smaller spanners are used for delicate or hard-to-reach areas, while larger spanners are used for heavier duty tasks.

    • Having a range of spanner sizes is essential for efficiently completing maintenance tasks on aircraft.

  • Answered by AI
  • Q4. If your job gets stuck what will you do?
  • Ans. 

    I would assess the situation, consult with colleagues or manuals, and troubleshoot the issue systematically.

    • Assess the situation to understand the root cause of the problem

    • Consult with colleagues or refer to manuals for guidance

    • Systematically troubleshoot the issue to identify and resolve the problem

    • Ensure safety protocols are followed throughout the process

  • Answered by AI
  • Q5. Loosening direction of bolt or nut?
  • Ans. 

    Righty tighty, lefty loosey

    • Righty tighty, lefty loosey is a common phrase used to remember the direction to tighten or loosen bolts and nuts.

    • Clockwise direction tightens the bolt or nut, while counterclockwise direction loosens it.

    • Always turn the wrench or tool in the correct direction to avoid damaging the bolt or nut.

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - You should be confident about your basics in aviation industry. If you know speak clearly and don't speak if you have no idea about the topic the interviewer is asking for. Never attempt to give wrong or guess answers, its okay if you don't know it, you will get better next time. In Aircraft maintenance Job every small things matter so best of luck.

Senior Aircraft Technician Interview Questions asked at other Companies

Q1. Loosening direction of bolt or nut?
View answer (1)

Air India interview questions for popular designations

 Cabin Crew

 (15)

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 (9)

 Ground Staff

 (7)

 Cabin Attendant

 (5)

 Customer Service Executive

 (5)

 Data Scientist

 (3)

 Security Executive

 (3)

 AIR Ticketing Executive

 (3)

Lead Engineer Interview Questions & Answers

user image Anonymous

posted on 10 Dec 2024

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

I applied via Naukri.com and was interviewed in Nov 2024. There were 4 interview rounds.

Round 1 - Technical 

(1 Question)

  • Q1. Mixed node db express
Round 2 - Technical 

(1 Question)

  • Q1. Node js core concept
Round 3 - Technical 

(1 Question)

  • Q1. Node js core concepts
Round 4 - HR 

(1 Question)

  • Q1. Behaviour and technical

Lead Engineer Interview Questions asked at other Companies

Q1. What is the resistance value of tripping & closing coil of vcb?
View answer (8)

Get interview-ready with Top Air India Interview Questions

Team Manager Interview Questions & Answers

user image Faizan Malik

posted on 14 Nov 2024

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

(2 Questions)

  • Q1. How much salary will I get ?
  • Q2. What will be the job timing
Round 2 - One-on-one 

(2 Questions)

  • Q1. I like my job at the airport
  • Q2. My dream is to work at an airport

Team Manager Interview Questions asked at other Companies

Q1. To maintain SIEM solution which are the daily activities that you will perform?
View answer (4)

Jobs at Air India

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Business Analyst Interview Questions & Answers

user image Apoorv Sahai

posted on 15 Jan 2025

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(2 Questions)

  • Q1. What do you best like about your role?
  • Ans. 

    I enjoy the variety of challenges and problem-solving involved in analyzing business processes.

    • I love the opportunity to work with stakeholders from different departments to understand their needs and goals.

    • I find satisfaction in identifying inefficiencies in current processes and proposing solutions for improvement.

    • I appreciate the analytical aspect of the role, where I get to dive deep into data to uncover insights t...

  • Answered by AI
  • Q2. What so you dislike about your role?
  • Ans. 

    I dislike the lack of clear direction and constantly changing priorities in my role.

    • Lack of clear direction from management

    • Constantly changing priorities make it difficult to focus

    • Feeling overwhelmed by the volume of work and expectations

    • Limited opportunities for growth and advancement

  • Answered by AI

Business Analyst Interview Questions asked at other Companies

Q1. You have 10 boxes of balls (each ball weighing exactly10 gm) with one box with defective balls (each one of the defective balls weigh 9 gm). You are given an electronic weighing machine and only one chance at it. How will you find out which... read more
View answer (9)

Interview Questions & Answers

user image Anonymous

posted on 17 Jan 2025

Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. What is promise
  • Ans. 

    A promise is an object representing the eventual completion or failure of an asynchronous operation.

    • Promises are used to handle asynchronous operations in JavaScript.

    • They can be in one of three states: pending, fulfilled, or rejected.

    • Promises can be chained together using .then() method.

    • They help avoid callback hell and make code more readable and maintainable.

  • Answered by AI
  • Q2. What is eventloop
  • Ans. 

    The event loop is a mechanism in Node.js that allows for non-blocking I/O operations by handling asynchronous tasks.

    • Handles asynchronous tasks by executing callback functions when I/O operations are completed

    • Ensures that the Node.js application remains responsive by not blocking the main thread

    • Uses a single-threaded model to process multiple tasks concurrently

  • Answered by AI
Round 2 - Technical 

(2 Questions)

  • Q1. What is eventloop working
  • Ans. 

    Event loop is a mechanism in Node.js that allows non-blocking I/O operations to be performed asynchronously.

    • Event loop continuously checks the call stack for any functions that need to be executed.

    • It offloads I/O operations to the system kernel and executes callbacks when the operations are completed.

    • Event loop ensures that Node.js remains responsive and can handle multiple requests concurrently.

  • Answered by AI
  • Q2. Jwt

Interview Preparation Tips

Interview preparation tips for other job seekers - prepare well with theortical part
Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(2 Questions)

  • Q1. What is the concept of idempotency in REST APIs?
  • Ans. 

    Idempotency in REST APIs ensures that multiple identical requests have the same effect as a single request.

    • Idempotency means that the result of a successful request is the same regardless of how many times it is made.

    • GET and PUT requests are typically idempotent, while POST requests are not.

    • Using unique identifiers like UUIDs in requests can help ensure idempotency.

    • Idempotency is important for ensuring data consistency

  • Answered by AI
  • Q2. What are the design considerations to keep in mind when building an API?
  • Ans. 

    Design considerations for building an API

    • Define clear and consistent naming conventions for endpoints and parameters

    • Use versioning to manage changes and updates without breaking existing clients

    • Implement proper authentication and authorization mechanisms to secure the API

    • Design for scalability and performance by considering caching, rate limiting, and pagination

    • Provide comprehensive documentation to guide developers on

  • Answered by AI

Software Architect Interview Questions asked at other Companies

Q1. How service management adds to customer experience.
View answer (1)
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Indeed and was interviewed in Oct 2024. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. What is Viewmodel?
  • Ans. 

    ViewModel is a class that is responsible for preparing and managing data for an activity or fragment.

    • ViewModel helps in separating the UI data from the UI controller logic.

    • It survives configuration changes such as screen rotations.

    • ViewModel is part of the Android Architecture Components.

    • Example: ViewModel can hold data retrieved from a database and provide it to the UI.

  • Answered by AI
  • Q2. What is LaunchEffect in jetpack compose?
  • Ans. 

    LaunchEffect is a function in Jetpack Compose that allows you to trigger side effects when a composable is first launched.

    • LaunchEffect is used to perform actions such as fetching data from a network or initializing a resource when a composable is first displayed.

    • It is similar to the useEffect hook in React.

    • Example: launchEffect { fetchData() }

  • Answered by AI

Skills evaluated in this interview

Android Developer Interview Questions asked at other Companies

Q1. BST Iterator Problem Statement You are tasked with creating a class named BSTIterator that acts as an iterator for the inorder traversal of a binary search tree. Implement the following functions: BSTIterator(Node root): A constructor that... read more
View answer (1)
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Case Study 

Topic - digital transformation of Air India

Round 2 - One-on-one 

(2 Questions)

  • Q1. Explain your case study deck
  • Ans. 

    My case study deck showcases successful product launches and improvements through data-driven decision making.

    • Utilized market research to identify customer needs and pain points

    • Implemented A/B testing to optimize features and user experience

    • Analyzed user feedback and metrics to iterate and improve product performance

  • Answered by AI
  • Q2. What do you know about AI?
  • Ans. 

    AI stands for artificial intelligence, which is the simulation of human intelligence processes by machines.

    • AI involves the development of algorithms that can perform tasks that typically require human intelligence.

    • Examples of AI applications include virtual assistants like Siri and Alexa, self-driving cars, and recommendation systems like Netflix's algorithm.

    • Machine learning, a subset of AI, involves training algorithm...

  • Answered by AI

Skills evaluated in this interview

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)
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Air India Interview FAQs

How many rounds are there in Air India interview?
Air India interview process usually has 2-3 rounds. The most common rounds in the Air India interview process are One-on-one Round, Resume Shortlist and Group Discussion.
How to prepare for Air India 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 Aviation, Java, Customer Service, AWS and Compliance.
What are the top questions asked in Air India interview?

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

  1. What is the most important thing is airhostess g...read more
  2. Are cabin crew makes their passenger more welcoming and how to make them feels ...read more
  3. How to evaluate regression models? explain r squared and adjusted r squared and...read more
How long is the Air India interview process?

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

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