Fourkites Interview Questions, Process, and Tips

Q1. What is most liked and disliked app on your phone?
Ans. 
Most liked app is Spotify for music streaming, most disliked app is a productivity app with constant notifications.
• Liked: Spotify for its vast music library and personalized playlists

• Disliked: Productivity app with constant notifications disrupting focus
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There were 5 question out of which 2 were coding Data Structure problems , 1 was SQL based , 1 was AI based Problem ( Machine Learning ) and 1 was to create UML Diagram.
First Coding question was pretty easy , other one was kinda tough , UML Diagram was also easy and SQL query was of moderate level.

Contains 5 section a person must be good in DSA,SQL,AIML as well as system design,it was a really hard test

Q1. System design of whatsapp
Ans. 
WhatsApp is a messaging app that allows users to send text messages, voice messages, images, and videos.
• End-to-end encryption for secure communication

• Message delivery status indicators

• Group chat functionality

• Media sharing capabilities

• Online/offline status indicators
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Q2. Medium-hard level question on trees.
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Q1. Basic questions about background
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Q2. Expected Salary
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Q1. Domain related questions
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Q1. Customer Success oriented
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Q1. Management round
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Q1. HR round - where they wasted my time learning about my past company and extracting all info
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Q1. Management round
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We had 21 questions including 3 coding questions. It was simple and beginners friendly questions

Q1. Questions were asked based on DBMS, SQL, api, simple coding and testing
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Q1. I was asked to describe my projects and questions were asked based on that. Had scenario based questions
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They ask two dsa coding questions.

Q1. About questions based on linux commands
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Q2. Difference between http and https
Ans. 
HTTP is unsecured protocol while HTTPS is secured protocol using SSL/TLS encryption.
• HTTP stands for Hypertext Transfer Protocol, while HTTPS stands for Hypertext Transfer Protocol Secure.

• HTTP operates on port 80, while HTTPS operates on port 443.

• HTTPS uses SSL/TLS certificates to encrypt data transmitted over the network, providing a secure connection.

• HTTPS is commonly used for secure communication over the internet, s
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Hard level problems 2 and few multiple choice questions.

Q1. Design a search system for swiggy
Ans. 
Design a search system for swiggy
• Implement a search bar on the Swiggy app or website where users can enter keywords or filters to search for specific restaurants or dishes

• Utilize a combination of text search algorithms and filters to provide relevant search results to users

• Include features such as autocomplete suggestions, sorting options, and filters for cuisine type, price range, ratings, etc.

• Optimize the search syst...read more
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Q1. Low level Design for a search engine system.
Ans. 
Low level design for a search engine system
• Use inverted index to store mapping of keywords to documents

• Implement ranking algorithm like PageRank for search results

• Utilize caching mechanisms to improve search performance

• Include query processing components like tokenization and stemming

• Design scalable architecture to handle large volumes of data
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Q1. Why did you choose fourkites
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