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The DataTech Labs Software Engineer Trainee Interview Questions and Answers

Updated 13 Aug 2024

The DataTech Labs Software Engineer Trainee Interview Experiences

1 interview found

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

I applied via Referral and was interviewed in Feb 2024. There was 1 interview round.

Round 1 - Technical 

(4 Questions)

  • Q1. Asked SQL queries
  • Q2. Asked about frontend skills
  • Q3. Asked about backend skills
  • Q4. A program and a query

Interview Preparation Tips

Interview preparation tips for other job seekers - Good to grow

Interview questions from similar companies

I appeared for an interview before Sep 2020.

Round 1 - Coding Test 

(2 Questions)

Round duration - 70 Minutes
Round difficulty - Hard

  • Q1. 

    Candies Distribution Problem Statement

    Prateek is a kindergarten teacher with a mission to distribute candies to students based on their performance. Each student must get at least one candy, and if two s...

  • Ans. 

    The task is to distribute candies to students based on their performance while minimizing the total candies distributed.

    • Create an array to store the minimum candies required for each student.

    • Iterate through the students' ratings array to determine the minimum candies needed based on the adjacent ratings.

    • Consider both left-to-right and right-to-left passes to ensure fair distribution.

    • Keep track of the total candies dist

  • Answered by AI
  • Q2. 

    Merge Sort Problem Statement

    You are given a sequence of numbers, ARR. Your task is to return a sorted sequence of ARR in non-descending order using the Merge Sort algorithm.

    Explanation:

    The Merge Sort...

  • Ans. 

    Implement Merge Sort algorithm to sort a sequence of numbers in non-descending order.

    • Use Divide and Conquer approach to recursively divide the input array into two halves.

    • Merge the sorted halves to produce a completely sorted array.

    • Ensure the implementation handles the constraints specified in the problem statement.

    • Example: For input [3, 1, 4, 1, 5], the output should be [1, 1, 3, 4, 5].

  • Answered by AI

Interview Preparation Tips

Eligibility criteria8CGPAThink Future Technologies interview preparation:Topics to prepare for the interview - Data Structures, Pointers, OOPS, System Design, Algorithms, Dynamic Programming, apti , programming language , SETime required to prepare for the interview - 1 MonthInterview preparation tips for other job seekers

Tip 1 : Practice Atleast 250 Questions
Tip 2 : Do atleast 2 projects

Application resume tips for other job seekers

Tip 1 : Do not put false things on resume.
Tip 2 : Have some projects on resume.

Final outcome of the interviewRejected

Skills evaluated in this interview

I applied via Walk-in and was interviewed before Mar 2021. There were 3 interview rounds.

Round 1 - Aptitude Test 

Aptitude test

Round 2 - Group Discussion 

Current affairs

Round 3 - Technical 

(1 Question)

  • Q1. Puzzle , sql related questions

Interview Preparation Tips

Interview preparation tips for other job seekers - Be yourself, whatever you know just be confident

I applied via Referral and was interviewed before Jul 2021. There were 3 interview rounds.

Round 1 - Coding Test 

If you are a fresher , then this is for you else almost no coding test for experienced candidates.

Round 2 - One-on-one 

(1 Question)

  • Q1. Javascript basics, Angular react general questions depends upon profile.
Round 3 - Behavioral 

(1 Question)

  • Q1. They asked general questions related to some hectic situation faced in previous company / project..

Interview Preparation Tips

Interview preparation tips for other job seekers - Be calm . Clear your basics . That's it.

I applied via Recruitment Consultant and was interviewed in Apr 2020. There were 4 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. Object Oriented Concepts and basic list/tuple/dictionary/ datetime conversion
  • Q2. Project done in last company and how will you help Saama?

Interview Preparation Tips

Interview preparation tips for other job seekers - Try to frame answers end to end and stick to what you have done. Don't try to exaggerate.

Interview Preparation Tips

Round: Technical Interview
Experience: this was a telephonic round : There I was asked basics of web development (e.g Session, hidden variable difference between POST and GET etc. ) and basics of PHP e.g global variables etc , little bit of mysql e.g joins , difference between left and right joins.

Round: Technical Interview
Experience: This was pretty much about interview rounds. I got the offer.

Skills: Core java, OOP, PHP
College Name: na

I appeared for an interview before Sep 2020.

Round 1 - Coding Test 

Round duration - 50 minutes
Round difficulty - Medium

Round 2 - Face to Face 

(1 Question)

Round duration - 20 minutes
Round difficulty - Medium

  • Q1. 

    Pair Sum Problem Statement

    You are given an integer array 'ARR' of size 'N' and an integer 'S'. Your task is to find and return a list of all pairs of elements where each sum of a pair equals 'S'.

    Note:
    ...
  • Ans. 

    Given an array and a target sum, find pairs of elements that add up to the target sum.

    • Iterate through the array and for each element, check if the complement (target sum - current element) exists in a hash set.

    • If the complement exists, add the pair to the result list. Otherwise, add the current element to the hash set.

    • Sort the pairs based on the first element and then the second element to meet the required output form

  • Answered by AI
Round 3 - Face to Face 

Round duration - 20 minutes
Round difficulty - Easy

Round 4 - Face to Face 

(1 Question)

Round duration - 40 minutes
Round difficulty - Hard

  • Q1. Can you provide an example of how to use pointers in C/C++ and discuss different concepts related to them?
  • Ans. 

    Pointers in C/C++ are variables that store memory addresses. They are used to manipulate memory directly and improve performance.

    • Pointers are declared using an asterisk (*) before the variable name.

    • Pointers can be used to dynamically allocate memory using functions like malloc() and free().

    • Pointers can be used to pass variables by reference to functions.

  • Answered by AI

Interview Preparation Tips

Professional and academic backgroundI applied for the job as Software Development in GurgaonEligibility criteriaAbove 7 CGPA, No backlogsThink Future Technologies interview preparation:Topics to prepare for the interview - Data Structures,OOPS, SQL Queries, Normalization,Software Development Life Cycles, PointersTime required to prepare for the interview - 2 monthsInterview preparation tips for other job seekers

Tip 1 : Do atleast 1 project
Tip 2 : Practice Data structure programming questions
Tip 3 : Prepare concepts with examples (Coding/Numericals)

Application resume tips for other job seekers

Tip 1 : Mention Projects
Tip 2 : Mention only those technologies which you are confident enough.
Tip 3 : Mention extra curricular activities if have.

Final outcome of the interviewSelected

Skills evaluated in this interview

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

I applied via Approached by Company and was interviewed before Dec 2023. There were 4 interview rounds.

Round 1 - Coding Test 

2 sum program from Geeks for Geeks

Round 2 - Technical 

(3 Questions)

  • Q1. Ruby basics Eigen class Callbacks
  • Q2. Lazy and Eagar loading N+1 problem
  • Ans. 

    Lazy loading delays loading of related data until it is specifically requested, while eager loading loads all related data upfront. N+1 problem occurs when lazy loading results in multiple additional queries being made.

    • Lazy loading is used to improve performance by only loading related data when needed

    • Eager loading loads all related data upfront to reduce the number of queries made

    • N+1 problem occurs in lazy loading whe...

  • Answered by AI
  • Q3. Puzzles
Round 3 - Technical 

(2 Questions)

  • Q1. AWS basics with CI/CD
  • Q2. Deployment to AWS
Round 4 - HR 

(1 Question)

  • Q1. Basic introduction and salary discussion

Interview Preparation Tips

Interview preparation tips for other job seekers - Good Company
Good Apraisals
Okay Work-life balance
Good learning

No major benefits
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I appeared for an interview before Jan 2024.

Round 1 - One-on-one 

(1 Question)

  • Q1. Based on Deep learning
Round 2 - Technical 

(1 Question)

  • Q1. Questions related to Speech to Text, Whisper AI, Transformers, Deep learning
Round 3 - HR 

(1 Question)

  • Q1. Work culture fit and CEO round

Interview Preparation Tips

Interview preparation tips for other job seekers - Be honest throughout and make sure you know the concepts of latest tech related to AI/ML for the Machine learning roles
Round 1 - Group Discussion 

Nothing

Round 2 - Technical 

(1 Question)

  • Q1. Python Sql Linux CLI
Round 3 - One-on-one 

(1 Question)

  • Q1. General discussions on learning

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident and answerything you will clear

The DataTech Labs Interview FAQs

How many rounds are there in The DataTech Labs Software Engineer Trainee interview?
The DataTech Labs interview process usually has 1 rounds. The most common rounds in the The DataTech Labs interview process are Technical.
What are the top questions asked in The DataTech Labs Software Engineer Trainee interview?

Some of the top questions asked at the The DataTech Labs Software Engineer Trainee interview -

  1. Asked about frontend ski...read more
  2. Asked about backend ski...read more
  3. A program and a qu...read more

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The DataTech Labs Software Engineer Trainee Interview Process

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