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I appeared for an interview in Oct 2016.
I'm sorry, I don't have access to the internet to research the company and product.
Droom is an online marketplace for buying and selling new and used vehicles.
Founded in 2014 by Sandeep Aggarwal
Offers a wide range of vehicles including cars, bikes, and scooters
Provides services such as vehicle history reports and inspections
Has over 6,500 certified dealers and over 50,000 listings
Operates in India and Singapore
I applied via Recruitment Consultant and was interviewed in Aug 2019. There were 5 interview rounds.
I applied via Indeed and was interviewed before Jun 2019. There were 4 interview rounds.
I have 3 years of experience working as a Data Analyst in the finance industry.
Analyzed financial data to identify trends and make recommendations
Created reports and dashboards using tools like Tableau and Excel
Collaborated with cross-functional teams to improve data quality and accuracy
posted on 15 Sep 2021
I appeared for an interview in Dec 2020.
Round duration - 90 minutes
Round difficulty - Medium
Total of 8 questions:
4 MCQ(oops and expected output type questions) + other 2 were coding questions, out of which one is some class implementation question.
Given an array ARR
and an integer K
, your task is to count all subarrays whose sum is divisible by the given integer K
.
The first line of input contains an...
Count subarrays with sum divisible by K in an array.
Iterate through the array and keep track of the running sum modulo K.
Use a hashmap to store the frequency of remainders.
For each prefix sum, check how many previous prefix sums have the same remainder.
Return the total count of subarrays with sum divisible by K.
Round duration - 60 minutes
Round difficulty - Easy
This round was with the USA team, the panel consisted of 2 members. It took place at around 9 PM IST. The interviewer's focus was on approach.
You are given an unsorted array ARR
. Your task is to sort it so that it forms a wave-like array.
The first line contains an integer 'T', the number of test cases.
For ea...
Sort an array in a wave-like pattern where each element is greater than or equal to its adjacent elements.
Iterate through the array and swap elements at even indices with their adjacent odd indices to form a wave pattern.
There can be multiple valid wave arrays, so any valid wave array is acceptable.
Ensure the first element is greater than or equal to the second element to start the wave pattern.
Given an integer number num
, your task is to convert 'num' into its corresponding word representation.
The first line of input contains an integer ‘T’ denoting the number o...
Convert a given integer number into its corresponding word representation.
Implement a function that takes an integer as input and returns the word representation of that number.
Break down the number into its individual digits and convert each digit into its word form.
Handle special cases like numbers between 10 and 19, and multiples of 10.
Combine the word forms of individual digits to form the final word representation
Round duration - 40 minutes
Round difficulty - Easy
It was a managerial round. The position of the person taking the interview was of a technical architect. As was informed by the recruiter, previously he was a technical architect at Amazon.
Facebook stores comments in its database using a combination of relational and non-relational databases.
Comments are typically stored in a relational database like MySQL for structured data storage.
For scalability and performance, Facebook may also use a NoSQL database like Cassandra or HBase for storing comments in a denormalized format.
Metadata related to comments such as likes, timestamps, and user information may b...
Tip 1 : Practice the most frequent and most common questions DSA questions asked in companies like Amazon, Microsoft.
Tip 2 : Focus on solving the questions on your own as much as you can.
Tip 3 : Don't waste your time on the number of questions while compromising quality.
Tip 4 : Do mock interviews with your friend if it's been a long since you have given the interview.
Tip 5 : For virtual interviews, always have a backup of data(you may use mobile data if Wi-Fi goes out). While during an interview try to maintain eye contact every now and then.
Tip 6 : Keep your resume short to 1 page and have far/good knowledge of the tech stack you have mentioned
Tip 1 : Keep it short to 1 page
Tip 2 : Prepare it well.
Tip 3 : Focus more on the problem and the solution. Rather than tools used to solve the problem
I applied via Approached by Company and was interviewed before May 2022. There were 2 interview rounds.
based on 1 interview
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