Wynk Software Engineer Interview Questions and Answers

Q1. What is deep copy ?
Ans. 
Deep copy is a copy of an object that duplicates all of its attributes, including nested objects, rather than just copying references.
• Deep copy creates a new object with its own unique memory space.

• Changes made to the original object do not affect the deep copy.

• Deep copy is often used when you need to modify an object without affecting the original.

• Example: Using JSON.parse(JSON.stringify(object)) in JavaScript to crea
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2 leetcode medium question in 1 hr

It was a DSA round with one medium and one hard question.

1 hr coding round required me to solve 2 leetcode medium questions

Q1. Design an online grocery store basically zepto.
Ans. 
Design an online grocery store similar to zepto.
• Implement user-friendly interface for easy navigation

• Include search functionality for quick product discovery

• Offer secure payment options for customer convenience

• Provide delivery options with tracking feature

• Include customer reviews and ratings for products

• Implement inventory management system for real-time updates
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I'm knowlege of c language

Q1. Aney question of c language
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Q2. And data base and etc
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4 question were there i have completed all the problems in given time

Q1. Cab management sysntem
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Q1. Write a rest API which return employee data based on ID.
Ans. 
Create a REST API to retrieve employee data by ID
• Use a GET request to /employees/{id} endpoint

• Query the database for employee data based on the provided ID

• Return the employee data in JSON format
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Q1. Find word with most frequency
Ans. 
Use a hashmap to count the frequency of each word in the array of strings and find the word with the highest frequency.
• Create a hashmap to store the frequency of each word

• Iterate through the array of strings and update the frequency in the hashmap

• Find the word with the highest frequency in the hashmap
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Q2. Spring boot concept
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