Narvar India Interview Questions and Answers

LLD about Order Notification System

Q1. HLD of Zoomcar and discussing Tradeoff and some Behavioural Questions
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Q1. Interview with VP of Engineering general discussion
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Q1. Concept of Hoisting in Javascript
Ans. 
Hoisting is a JavaScript behavior where variable and function declarations are moved to the top of their containing scope during compilation.
• Variable declarations are hoisted to the top of their scope, but not their initializations.

• Function declarations are fully hoisted, including their definitions.

• Hoisting can lead to unexpected behavior if not understood properly.
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Q2. What is arrow function
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Arrow functions are a concise way to write functions in JavaScript.
• Arrow functions are anonymous functions defined using the '=>' syntax.

• They have a shorter syntax compared to traditional function expressions.

• Arrow functions do not have their own 'this' keyword, instead they inherit it from the parent scope.
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Q3. Polyfill of Promise
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Polyfill of Promise is a code that adds Promise functionality to browsers that do not support it natively.
• Polyfill is a piece of code that provides the technology that you expect the browser to provide natively.

• Polyfill for Promise adds Promise functionality to browsers that do not support it, allowing developers to use Promises in their code.

• Examples of Promise polyfills include 'es6-promise' and 'promise-polyfill'.
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Q1. Implementation of carousel
Ans. 
Implementing a carousel for displaying multiple images or content in a rotating manner.
• Use a library like Slick or Owl Carousel for easy implementation

• Ensure images/content are responsive for different screen sizes

• Add navigation arrows or dots for user interaction

• Consider adding autoplay feature with customizable speed

• Optimize performance by lazy loading images
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Q1. How you can design the google document
Ans. 
Designing Google Docs involves real-time collaboration, document storage, and user-friendly interfaces.
• Real-time collaboration: Multiple users can edit documents simultaneously, with changes reflected instantly.

• Version control: Maintain a history of document changes, allowing users to revert to previous versions.

• Rich text editing: Support for various formatting options like bold, italics, lists, and tables.

• Commenting a...read more
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Q2. There was a app creation round where have to create a list with some api formation
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Q1. Second favorite product
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My second favorite product is our new line of eco-friendly packaging materials.
• I appreciate the sustainability aspect of the product

• The design and functionality of the packaging materials are top-notch

• Customers have been giving positive feedback on the new line
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Q2. Increase supply of airbnb
Ans. 
Increase supply of Airbnb by expanding host network, improving listing visibility, and offering incentives.
• Expand host network by reaching out to potential hosts through targeted marketing campaigns.

• Improve listing visibility by optimizing search algorithms and featuring top-rated properties.

• Offer incentives such as discounts for new hosts or bonus rewards for high occupancy rates.

• Collaborate with property management c...read more
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