Air India Interview Questions, Process, and Tips

Q1. Mixed node db express
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Q1. Node js core concept
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Q1. Node js core concepts
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Q1. Behaviour and technical
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Q1. How much salary will I get ?
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Q2. What will be the job timing
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Q1. I like my job at the airport
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Q2. My dream is to work at an airport
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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...read more
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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
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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.
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Q2. What is eventloop
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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
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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.
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Q2. Jwt
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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
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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
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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.
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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() }
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Topic - digital transformation of Air India

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
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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...read more
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