Coding Ninjas, Gurugram interview experience Real time questions & tips from candidates to crack your interview
SDE - Intern
Coding Ninjas, Gurugram
2 rounds | 4 Coding
problems
Selected Interview preparation journey
Journey
Started learning Data structure and Algorithms in my 2nd year of college along the way explored different programming languages like c, c++, java, and Python. Decided to move forward with my coding journey using C++. Participated in different coding contests conducted on coding platforms.
Application story
I participated in a hiring contest conducted by Coding Ninjas. I cleared the cutoff for the next process and received a call from HR the following week after the contest.
Why selected/rejected for the role?
I was selected because I began preparation early, allowing me to thoroughly understand the concepts and perform well in the contest.
Preparation
Duration: 2 Months
Topics: DSA, DBMS, Computer Networks, Operating System, JavaScript
Tip 1: Solve at least 200 medium-level problems on coding platforms.
Tip 2: Prepare according to the role you are applying for eg for frontend prepare javascript and for the backend prepare CS fundamentals.
Application process
Where: Campus
Eligibility: No criteria
Tip 1:Have some decent projects to show your skills
Tip 2:Highlight your strength/achievement in your resume
Interview rounds
01
Round
Medium
Video Call
Duration45 minutes
Interview date23 May 2022
Coding problem3
1. Search in Rotated Sorted Array
Moderate
30m average time
65% success
0/80
Asked in companies
Aahad and Harshit always have fun by solving problems. Harshit took a sorted array consisting of distinct integers and rotated ...
View more
Problem approach
Despite rotation, the array maintains sorted properties.
One-half of the array, either left or right, remains sorted.
Binary search can still be applied by identifying the sorted half and checking if the target lies within it.
2. DBMS
Difference between SQL and NoSQL. (Learn)
Problem approach
Tip 1:Practice CS Fundamentals before your interview.
3. DBMS
Writing Query to Find Second Highest Salary in SQL
Problem approach
Tip 1:Practice some basic questions on SQL queries.
02
Round
Easy
Video Call
Duration30 minutes
Interview date7 Jun 2022
Coding problem1
In this round, I discussed my project. I showed him a demo of my project. He asked a few questions about my project, which I was able to answer.
1. Simulating Double-Click: Enhancing User Experience with Single-Click Mouse Event
Implement the double-click functionality using a single-click mouse event. Consider it as a double-click only if the second click occurs within one second.
Problem approach
Store the time of the first click in a variable.
On the second click, check if the time difference is less than one second.
Here's your problem of the day 
Solving this problem will increase your chance to get selected in this company
What is the result of 4 % 2?
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