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EX Squared Solutions Software Developer Interview Questions and Answers

Updated 16 Sep 2021

EX Squared Solutions Software Developer Interview Experiences

1 interview found

I was interviewed in Oct 2020.

Round 1 - Coding Test 

(2 Questions)

Round duration - 60 Minutes
Round difficulty - Medium

The test was conducted around 3 pm . Four coding questions were there. 2 questions were easy and 2 were of moderate difficulty level. It was conducted remotely with video proctoring.I was able to solve all the 4 questions.

  • Q1. 

    Generate Possible Words from T9 Keypad

    Given a string S consisting of digits from 2 to 9, the task is to generate all possible strings that can be formed by mapping these digits to letters on a T9 keypad....

  • Ans. 

    Generate all possible strings by mapping digits to letters on a T9 keypad and print them in lexicographical order.

    • Create a mapping of digits to letters on a T9 keypad

    • Use recursion to generate all possible combinations of letters for the given digits

    • Sort the generated strings in lexicographical order

    • Return the sorted strings as an array of strings

  • Answered by AI
  • Q2. 

    Flip Bits Problem Explanation

    Given an array of integers ARR of size N, consisting of 0s and 1s, you need to select a sub-array and flip its bits. Your task is to return the maximum count of 1s that can b...

Round 2 - HR 

(1 Question)

Round duration - 10 Minutes
Round difficulty - Easy

It was a telephonic round. The HR asked some basic questions like how was your experience in the previous rounds.
 

  • Q1. Why do you want to join our company and why should we hire you?

Interview Preparation Tips

Professional and academic backgroundI applied for the job as SDE - 1 in FaridabadEligibility criteria7 CGPAEX Squared Solutions India Pvt Ltd interview preparation:Topics to prepare for the interview - Trees , Graphs, Number Theory, Arrays, Linked ListsTime required to prepare for the interview - 6 MonthsInterview preparation tips for other job seekers

Tip 1 : Practise as many questions as possible of DSA from Leetcode or coding ninjas.
Tip 2 : Study fundamentals of subjects like OS, DBMS and Computer Network and do atleast 2 good projects.
Tip 3 : Do atleast 200 questions.

Application resume tips for other job seekers

Tip 1 : Have atleast 2-3 projects on resume.
Tip 2 : Mention profile links of github and codechef/codeforces.

Final outcome of the interviewSelected

Skills evaluated in this interview

Interview questions from similar companies

I applied via Company Website and was interviewed before Dec 2020. There were 4 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Questions on Java,SQL,some trending technologies(IOT,Big data),pattern questions, programming questions with different approaches.

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare basics of DSA, have knowledge about the databases, some common dml ,ddl statements, programming knowledge of a particular language like C,Java, python,etc...have good command on oops concepts... little bit of frameworks knowledge will also help

I applied via Newspaper Ad and was interviewed before Jun 2021. There were 3 interview rounds.

Round 1 - Aptitude Test 
Round 2 - Technical 

(1 Question)

  • Q1. Basic questions of java.
Round 3 - HR 

(1 Question)

  • Q1. Intro and other hr related questions.

Interview Preparation Tips

Interview preparation tips for other job seekers - Cover the basic questions regarding the programming language.

I applied via Referral and was interviewed before Apr 2021. There were 2 interview rounds.

Round 1 - Aptitude Test 

Puzzles, Psychometric Test

Round 2 - One-on-one 

(1 Question)

  • Q1. Some water in 3 Jars question, you had to measure out 5L correctly

Interview Preparation Tips

Interview preparation tips for other job seekers - Make the interview interactive, I got this input from another Senior. Before i went into the interview room the volunteers were telling all those who goes into Room No 1 is screwed. I was praying i don't get room no 1. But fortunately for me I got room no 1 because when the interviewer gave me the puzzle and handed over pen and paper he went back to relax his posture and when i explained i will fill the 5L Jar first, he immediately came forward to listen to me, at that moment i knew i got the job because i felt the previous candidates never made their interview interactive and that's why he went back to relax his posture.

I applied via Company Website and was interviewed before Jun 2021. There were 2 interview rounds.

Round 1 - Aptitude Test 

First round was coding as well as aptitude done together went well I guess focusing on codes helps a lot.

Round 2 - Technical 

(1 Question)

  • Q1. 2nd round included tr and mr round went quite enegritic

Interview Preparation Tips

Interview preparation tips for other job seekers - Resume skills matters a lot don't fill resume the technologies you don't even aware of

I was interviewed in Sep 2016.

Interview Questionnaire 

3 Questions

  • Q1. Tell me about yourself
  • Ans. 

    I am a passionate software developer with experience in Java, Python, and web development.

    • Experienced in Java, Python, and web development technologies

    • Strong problem-solving skills and ability to work in a team

    • Completed multiple projects including a web-based inventory management system

  • Answered by AI
  • Q2. Simple coding questions..Basically pattern.
  • Q3. And also they will ask about your projects.

Interview Preparation Tips

Round: Test
Experience: 60 multiple choice questions so have to manage time carefully.
Tips: Have to give equal importance to all the sections..So try to do well in all section.
Duration: 1 hour 30 minutes
Total Questions: 60

Round: Technical + HR Interview
Experience: Don't panic...Only write those things that you know in your resume.

Skills: Smart Coding
College Name: Jaypee Institute Of Information Technology, Noida

I was interviewed in May 2017.

Interview Preparation Tips

Round: Test
Total Questions: 20

Round: Group Discussion
Duration: 1 hour

Skills: Coding Skills And Knowledge On Data Structures

I was interviewed in Jun 2017.

Interview Preparation Tips

Round: Test
Duration: 1 hour 30 minutes

Skills: Engineering Basics

I was interviewed in May 2017.

Interview Preparation Tips

Round: Group Discussion
Duration: 7 hours

College Name: Andhra university

I was interviewed in Aug 2017.

Interview Preparation Tips

Round: Test
Tips: Practice e litmus questions and also give mock tests on placement season
Duration: 2 hours

Round: Technical + HR Interview
Experience: The interviewer asked me questions from the subjects I mentioned in my CV and also asked so many situational questions like what will you do in this situation etc.

Skills: Presence Of Mind, Technical Skill
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