Myntra Backend Developer Interview Questions and Answers

It was on-campus placement interview.
Two rounds of interview were there and both were of DSA (DP and sorting algo).

HackerRank Test
1 hour test
Leetcode easy - medium questions

Q1. Q1 - Leetcode : 1577. Number of ways where the square of numbers is equal to the product of 2 numbers Q2- Leetcode medium-level question based on arrays
Ans. 
Backend Developer interview question on Leetcode problems related to arrays and number manipulation.
• Q1: Find number of ways where the square of numbers is equal to the product of 2 numbers

• Q2: Solve a medium-level Leetcode problem based on arrays

• Use appropriate data structures and algorithms to optimize solutions

• Practice problem-solving skills regularly to improve efficiency
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Q1. Design Inventory management system
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An inventory management system is designed to track and manage inventory levels, orders, sales, and deliveries.
• Identify inventory items and categorize them

• Track inventory levels and set reorder points

• Manage orders and sales

• Monitor deliveries and returns

• Integrate with accounting and ERP systems
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Q1. Questions about last project and resume based
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Coding Round on HackerEarth, 3 coding questions, Duration - 75 mins

Q1. Question on Resume, about projects and frameworks
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Q2. Number of SubArrays with odd sum
Ans. 
Count the number of subarrays in an array with odd sum.
• Loop through the array and calculate the prefix sum at each index.

• For each prefix sum, count the number of previous prefix sums that have the same parity.

• Add the count to the total number of subarrays with odd sum.

• Return the total count.
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Medium-level LeetCode problems.

Q1. Two problems of medium difficulty were asked from Leetcode.
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Q1. 1 LC Med - Unique Binary Search Tree 2 1 LC Easy - Trapping rainwater problem
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Q1. This round was tough. Agenda of this round - LLD + SQL
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Q1. CTO Round - This was a cultural fitment round. I was asked about my prev experience.
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Given two soted arrays merge them from a single sorted array with all items in non-decreassing order

3 Leetcode style questions , 2 medium , 1 hard .

Q1. Design a cab booking system using oops
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A cab booking system designed using OOP principles
• Create classes for Cab, Customer, Driver, and Booking

• Use inheritance and polymorphism to handle different types of cabs and bookings

• Implement methods for booking a cab, assigning a driver, and calculating fare

• Use encapsulation to protect data and ensure data integrity
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