Flipkart User Interface Engineer 2 Interview Questions and Answers

1st round was machine coding round. Asked to make a game using vanilla javascript in 3 hours.

2nd round is DSA round. One complex question "rotten fruits in grid" and other array based question

Q1. 1. Write a function which takes a callback function as argument and executed the callback function after 20 seconds. The callback function shouldn't get changed by calling the function within 20 seconds
Ans. 
Create a function that executes a callback function after 20 seconds without changing it within that time frame.
• Create a function that takes a callback function as an argument

• Use setTimeout to delay the execution of the callback function by 20 seconds

• Ensure that the callback function remains unchanged during the 20-second delay
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Q2. 2. Write a function that composes multiple functions and returns a new function that composes them from right to left
Ans. 
Compose multiple functions from right to left
• Create a function that takes in an array of functions as arguments

• Use reduceRight method to compose the functions from right to left

• Return the composed function
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Q3. 3. We are fetching an api. Which can take either 3sec to resolve or 60 seconds. On the UI "loading" screen is there. We should not show the loading UI for more than 30s. After 30s I should show the main co...read more
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Q1. Machine coding round
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Q2. Design a social media platform like whatsapp
Ans. 
A social media platform like WhatsApp for messaging and communication
• End-to-end encryption for secure messaging

• Ability to create groups for group chats

• Voice and video calling features

• Status updates for sharing updates with contacts

• Ability to share photos, videos, and documents

• Read receipts to see if messages have been read
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Dsa round medium questions majorly on trees

Ui tech round questions revolving around js concepts,

Product sense round was asked to build a media consumption platform

Q1. Managerial round basic questions regarding how you resolve conflicts, your weakness
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