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Droom Software Engineer Intern Trainee Interview Questions and Answers

Updated 16 Aug 2024

Droom Software Engineer Intern Trainee Interview Experiences

1 interview found

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
-
Result
Selected Selected

I applied via Campus Placement

Round 1 - Aptitude Test 

Online aptitude test with basic questions and some oops and dbms questions.

Round 2 - Technical 

(1 Question)

  • Q1. Basic question on strings.
Round 3 - Technical 

(1 Question)

  • Q1. Basic question on string and binary search.
Round 4 - HR 

(1 Question)

  • Q1. Tell about your projects.

Interview Preparation Tips

Interview preparation tips for other job seekers - Have good knowledge of oops and project on your resume. Learn sql too. Have a good practice of basic coding questions related to arrays, strings and linked list.

Interview questions from similar companies

Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Coding Test 

2 questions in 60 minutes

Round 2 - Technical 

(2 Questions)

  • Q1. System design, 1 hr
  • Q2. Don’t remember the question
Round 3 - HR 

(2 Questions)

  • Q1. Asked about my school life
  • Q2. Asked about my family
Interview experience
3
Average
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via LinkedIn and was interviewed in Nov 2023. There were 2 interview rounds.

Round 1 - Group Discussion 

About artificial intelligence

Round 2 - Coding Test 

What is oops and print fobanocci series

Interview experience
2
Poor
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all Resume tips
Round 2 - Technical 

(2 Questions)

  • Q1. BookMyShow low level design
  • Q2. Heap data structures question
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Referral and was interviewed before Oct 2023. There were 2 interview rounds.

Round 1 - One-on-one 

(2 Questions)

  • Q1. Center div using 3 approaches
  • Ans. 

    Three approaches to center a div element

    • Using CSS flexbox: set display property of parent element to flex and justify-content to center

    • Using CSS grid: set display property of parent element to grid and place the div in the center grid area

    • Using margin: set margin property of the div to auto

  • Answered by AI
  • Q2. Display use of setTimeout
  • Ans. 

    setTimeout is a function in JavaScript used to execute a function after a specified amount of time.

    • setTimeout(function, milliseconds) is used to delay the execution of a function by a specified number of milliseconds.

    • Example: setTimeout(() => { console.log('Hello, world!'); }, 2000) will log 'Hello, world!' after 2 seconds.

  • Answered by AI
Round 2 - Coding Test 

Asked me to create a carousel component

Skills evaluated in this interview

Interview Questionnaire 

2 Questions

  • Q1. Implement LRU Cache
  • Ans. 

    LRU Cache is a data structure that stores the most recently used items and discards the least recently used items.

    • Use a hash table to store key-value pairs

    • Use a doubly linked list to keep track of the order of items

    • When an item is accessed, move it to the front of the list

    • When the cache is full, remove the least recently used item from the back of the list

    • Lookup and insertion should be O(1) time complexity

  • Answered by AI
  • Q2. Implement 2 stacks in an array
  • Ans. 

    Implement 2 stacks in an array

    • Divide the array into two halves

    • Use top1 and top2 to keep track of top elements of stacks

    • Push and pop elements from respective halves

    • Check for overflow and underflow conditions

  • Answered by AI

Skills evaluated in this interview

Interview experience
3
Average
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Campus Placement and was interviewed in Aug 2022. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all Resume tips
Round 2 - Coding Test 

Questions from trees and linkedin

Round 3 - Technical 

(2 Questions)

  • Q1. Question on dsa and on oops
  • Q2. Reverse linked list with multiple approach
  • Ans. 

    Reverse a linked list using multiple approaches.

    • Iterative approach: Use three pointers to reverse the links between nodes.

    • Recursive approach: Recursively reverse the rest of the list and adjust the links.

    • Stack approach: Push all the nodes onto a stack and then pop them to create the reversed list.

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Free aws d resfg rtrt bert ert treytr ret ert ert tret tre tryr tr rt try tr ytry try tr ytry try try t ty try tr try

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Campus Placement and was interviewed before Feb 2023. There were 4 interview rounds.

Round 1 - Coding Test 

The test consisted of 4 DSA questions (1 easy, 2 medium, 1 hard) that had to be completed in 2 hours. They were standard questions from Leetcode and the test was similar to Leetcode's weekly coding contest.

Round 2 - One-on-one 

(4 Questions)

  • Q1. Simple DSA questions like time complexity to insert in a Hash Map, the difference between singly and doubly linked lists, etc.
  • Q2. Subarray with sum 0
  • Ans. 

    Find subarray in an array with sum 0

    • Iterate through the array and keep track of the running sum

    • Store the running sum in a hashmap and check if the same sum has been seen before

    • If the sum is 0 or if the running sum is already in the hashmap, a subarray with sum 0 exists

  • Answered by AI
  • Q3. Linked List Cycle
  • Q4. Rainwater trapping proble
Round 3 - One-on-one 

(2 Questions)

  • Q1. Design a database for a blogging website
  • Ans. 

    Database design for a blogging website

    • Create tables for users, blog posts, comments, and categories

    • Use primary and foreign keys to establish relationships between tables

    • Include fields such as title, content, author, date, and tags

    • Implement indexing for faster retrieval of data

    • Consider implementing a caching mechanism for improved performance

  • Answered by AI
  • Q2. What can be done to balance the load of requests coming to a single server
  • Ans. 

    To balance the load of requests on a single server, one can implement load balancing techniques.

    • Implementing a load balancer to distribute incoming requests evenly across multiple servers

    • Using round-robin algorithm to route requests to different servers in a sequential manner

    • Utilizing server health checks to monitor the performance of each server and adjust the load distribution accordingly

  • Answered by AI
Round 4 - One-on-one 

(4 Questions)

  • Q1. Design database for my college
  • Ans. 

    Design a database for a college

    • Create tables for students, courses, professors, departments, and grades

    • Establish relationships between tables using foreign keys

    • Include attributes such as student ID, course ID, professor ID, department ID, and grade

    • Consider normalization to reduce redundancy and improve data integrity

  • Answered by AI
  • Q2. Pseudo code to validate password
  • Ans. 

    Pseudo code to validate password

    • Create a function that takes a password as input

    • Check if the password meets the required criteria (e.g. length, special characters)

    • Return true if the password is valid, false otherwise

  • Answered by AI
  • Q3. Strengths and weakness that can affect my profesional life
  • Q4. Challenges faced during the projects in my resum and how did I overcome them

Interview Preparation Tips

Topics to prepare for Carwale Associate Software Engineer interview:
  • System Design
  • DSA
Interview preparation tips for other job seekers - Practice more and more in coding contests, and please be honest in your resume as well as during an interview

Skills evaluated in this interview

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Campus Placement and was interviewed before May 2023. There were 3 interview rounds.

Round 1 - Coding Test 

5 questions of medium difficulty level covering topics like queue, dynamic programming, binary search, greedy.

Round 2 - Technical 

(1 Question)

  • Q1. System design. Using a NoSQL document schema. Design a document store schema to store bike model data.
Round 3 - HR 

(1 Question)

  • Q1. Willing to relocate to Navi Mumbai. Strengths and weekness General process related to my compatibility with the company.
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Internshala and was interviewed in Dec 2023. There were 2 interview rounds.

Round 1 - Coding Test 

Easy to medium, can solve with leetcode medium

Round 2 - One-on-one 

(2 Questions)

  • Q1. Number of islands count
  • Ans. 

    Count the number of islands in a grid of '1's and '0's

    • Iterate through the grid and for each '1' encountered, perform a depth-first search to mark all connected '1's as visited

    • Increment the island count for each new island found

    • Ensure to handle boundary cases and check for visited nodes

  • Answered by AI
  • Q2. First and last index of a particular element in an array
  • Ans. 

    Find the first and last index of a specific element in an array of strings.

    • Iterate through the array and keep track of the index of the first and last occurrence of the element.

    • Return the first and last index once the iteration is complete.

    • Example: Array ['apple', 'banana', 'apple', 'orange'], element 'apple' - First index: 0, Last index: 2.

  • Answered by AI

Skills evaluated in this interview

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Droom Interview FAQs

How many rounds are there in Droom Software Engineer Intern Trainee interview?
Droom interview process usually has 4 rounds. The most common rounds in the Droom interview process are Technical, Aptitude Test and HR.
What are the top questions asked in Droom Software Engineer Intern Trainee interview?

Some of the top questions asked at the Droom Software Engineer Intern Trainee interview -

  1. Basic question on string and binary sear...read more
  2. Basic question on strin...read more

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Droom Software Engineer Intern Trainee Interview Process

based on 1 interview

Interview experience

4
  
Good
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