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Data Group Interview Questions and Answers

Updated 14 Dec 2022

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3 interviews found

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 tips
Round 2 - HR 

(2 Questions)

  • Q1. DESIGN QUESTIONS HOW IT WORKS
  • Q2. HOW HARMONY IS BROUGHT IN INTERIOR
  • Ans. 

    Harmony in interior design is achieved through balance, unity, and coherence.

    • Balance can be achieved through symmetrical or asymmetrical arrangements of furniture and decor.

    • Unity can be achieved through a consistent color palette, theme, or style throughout the space.

    • Coherence can be achieved through the use of repetition, rhythm, and proportion.

    • For example, a room with a neutral color scheme and a mix of modern and tr...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - GIVE YOUR BEST. BE CONFIDENT BE BOLD AND CRACK THE INTERVIEW EASILY DONOT HESITATE

Interior Designer Interview Questions asked at other Companies

Q1. What are the base material
View answer (8)

I applied via Campus Placement

Round 1 - Technical 

(1 Question)

  • Q1. About Abs, PP extrusion process, injection molding machine process

Interview Preparation Tips

Interview preparation tips for other job seekers - Improve your technical knowledge about their field

I applied via Recruitment Consultant and was interviewed in Jul 2021. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Confirm the Role of Hiring and Designation.

Interview Preparation Tips

Interview preparation tips for other job seekers - This interview was a technical one but majorly on my working skills and experience. It lasted for 1 hour .

Quality Inspector Interview Questions asked at other Companies

Q1. 1-What is the least count of vernier caliper and micro meter. 2- Told five name of measuring instruments which you are used in the college life. 3- what is the difference between champer and fllit command in Auto CAD. 4- How many types of B... read more
View answer (16)

Interview questions from similar companies

I applied via Recruitment Consultant and was interviewed in Mar 2018. There was 1 interview round.

Interview Preparation Tips

General Tips: Interview was short. Explained the role which was similar to the work I was doing before in my previous healthcare organization.

EDI related questions were asked. All type of file conversion and Excel formulas been asked.

Prepare well with on the above areas. It takes around 30 minutes.
Skills: Problem Solving, Analytical Skills, Presentation Skills, Time Management
Duration: <1 week

I was interviewed before Mar 2021.

Round 1 - Coding Test 

(3 Questions)

Round duration - 60 minutes
Round difficulty - Medium

21 students were shortlisted from the 1st MCQ round and in this round we were asked to write the codes (function only) of 3 questions in 1 hour time.

  • Q1. 

    Rotting Oranges Problem Statement

    You are given a grid containing oranges where each cell of the grid can contain one of the three integer values:

    • 0 - representing an empty cell
    • 1 - representing a fre...
  • Ans. 

    Find the minimum time required to rot all fresh oranges in a grid.

    • Use Breadth First Search (BFS) to simulate the rotting process

    • Track the time taken to rot all oranges and return -1 if any fresh oranges remain

    • Handle edge cases like no fresh oranges or all oranges already rotten

    • Consider using a queue to efficiently process adjacent oranges

  • Answered by AI
  • Q2. 

    Majority Element Problem Statement

    Given an array/list 'ARR' consisting of 'N' integers, your task is to find the majority element in the array. If there is no majority element present, return -1.

    Exampl...

  • Ans. 

    Find the majority element in an array, return -1 if no majority element exists.

    • Iterate through the array and keep track of the count of each element using a hashmap.

    • Check if any element's count is greater than floor(N/2) to determine the majority element.

    • Return the majority element or -1 if no majority element exists.

  • Answered by AI
  • Q3. 

    Maximum Path Sum Between Two Leaves Problem Description

    You are provided with a non-empty binary tree in which each node contains a non-negative integer value. Your task is to find and return the maximum ...

  • Ans. 

    Find the maximum path sum between two leaf nodes in a binary tree.

    • Traverse the tree to find the maximum path sum between two leaf nodes.

    • Keep track of the maximum sum found so far.

    • Consider all possible paths between leaf nodes.

    • Handle cases where the tree has only a single leaf node.

    • Implement a recursive function to calculate the maximum path sum.

  • Answered by AI
Round 2 - Face to Face 

(3 Questions)

Round duration - 60 minutes
Round difficulty - Medium

This was a technical round with DSA based questions.

  • Q1. 

    N-th Node From The End Problem Statement

    You are given a Singly Linked List of integers. The task is to find the N-th node from the end of the list.

    Example:

    Input:
    If the given list is (1 -> -2 -&g...
  • Ans. 

    Find the N-th node from the end of a Singly Linked List of integers.

    • Traverse the list to find the length L of the list.

    • Calculate the position of the N-th node from the beginning as L - N + 1.

    • Traverse the list again to reach the calculated position and return the node's value.

  • Answered by AI
  • Q2. 

    LCA of Binary Tree Problem Statement

    You are given a binary tree consisting of distinct integers and two nodes, X and Y. Your task is to find and return the Lowest Common Ancestor (LCA) of these two nodes...

  • Ans. 

    Find the Lowest Common Ancestor (LCA) of two nodes in a binary tree.

    • Traverse the binary tree to find the paths from the root to nodes X and Y.

    • Compare the paths to find the last common node, which is the LCA.

    • Handle cases where one node is an ancestor of the other or when one node is the LCA itself.

  • Answered by AI
  • Q3. 

    Reverse Words in a String: Problem Statement

    You are given a string of length N. Your task is to reverse the string word by word. The input may contain multiple spaces between words and may have leading o...

  • Ans. 

    Reverse words in a string while handling leading/trailing spaces and multiple spaces between words.

    • Split the input string by spaces to get individual words

    • Reverse the list of words

    • Join the reversed words with a single space in between

    • Handle leading/trailing spaces by stripping them before and after reversing

  • Answered by AI
Round 3 - Face to Face 

(3 Questions)

Round duration - 60 minutes
Round difficulty - Easy

Technical Interview round with questions based on DSA

  • Q1. 

    Minimum Time To Solve The Problems

    Given 'N' subjects, each containing a certain number of problems, and 'K' friends, assign subjects to friends such that each subject goes to exactly one friend, maintain...

  • Ans. 

    Assign subjects to friends to minimize maximum workload, find minimum time for most loaded friend.

    • Sort subjects in descending order

    • Assign subjects to friends one by one until all subjects are assigned

    • The maximum workload will be the sum of problems assigned to the friend with the most problems

    • Return the maximum workload as the minimum time required

  • Answered by AI
  • Q2. What is grammar in the context of compiler design?
  • Ans. 

    Grammar in compiler design defines the syntax and structure of a programming language.

    • Grammar specifies the rules for forming valid statements in a programming language.

    • It consists of a set of production rules that define how valid programs can be constructed.

    • There are different types of grammars such as context-free grammar, regular grammar, etc.

    • Example: In C programming language, the grammar specifies that a for loop...

  • Answered by AI
  • Q3. What is a token in compiler design?
  • Ans. 

    A token in compiler design is a basic unit of syntax that the compiler can understand and process.

    • Tokens are the smallest units of a program that are meaningful to the compiler.

    • Examples of tokens include keywords, identifiers, operators, and punctuation symbols.

    • Tokens are generated by the lexical analysis phase of the compiler.

    • Tokens are used by the parser to build the abstract syntax tree of the program.

  • Answered by AI
Round 4 - Video Call 

(3 Questions)

Round duration - 60 minutes
Round difficulty - Easy

Technical round with questions on DSA and Compiler Design mainly. He told me that you’ll be having your final HR round in some time. I knew that I was going well because he seemed to be quite satisfied with my answers.

  • Q1. 

    Sum Root to Leaf Numbers

    You are given an arbitrary binary tree consisting of N nodes, each associated with an integer value from 1 to 9. Each root-to-leaf path can be considered a number formed by concat...

  • Ans. 

    Find the total sum of all root to leaf paths in a binary tree formed by concatenating node values.

    • Traverse the binary tree from root to leaf nodes, keeping track of the current path sum

    • Add the current path sum to the total sum when reaching a leaf node

    • Use modulo (10^9 + 7) to handle large outputs

  • Answered by AI
  • Q2. What is a regular language?
  • Ans. 

    A regular language is a language that can be recognized by a finite automaton.

    • Regular languages can be described by regular expressions.

    • Regular languages are closed under union, concatenation, and Kleene star operations.

    • Examples of regular languages include the set of all strings over an alphabet that contain an even number of 'a's.

  • Answered by AI
  • Q3. What are NP and NP-Hard problems?
  • Ans. 

    NP problems are decision problems that can be verified in polynomial time, while NP-Hard problems are at least as hard as the hardest problems in NP.

    • NP problems can be verified in polynomial time but not necessarily solved in polynomial time.

    • NP-Hard problems are at least as hard as the hardest problems in NP, but may not be in NP themselves.

    • Examples of NP problems include the subset sum problem and the traveling salesm...

  • Answered by AI
Round 5 - HR 

Round duration - 30 minutes
Round difficulty - Easy

That was the round for which I’ve been waiting for hours 
She was very friendly and nice to talk to. It didn’t seem that I was talking to the HR. It was more like talking to a friend. Finally we discussed about the pay-scale and work culture in Accolite.

Interview Preparation Tips

Eligibility criteriaAbove 7 CGPAAccolite Digital Pvt Ltd interview preparation:Topics to prepare for the interview - Data Structures, Algorithms, System Design, Aptitude, OOPSTime required to prepare for the interview - 6 monthsInterview preparation tips for other job seekers

Tip 1 : Must do Previously asked Interview as well as Online Test Questions.
Tip 2 : Go through all the previous interview experiences from Codestudio and Leetcode.
Tip 3 : Do at-least 2 good projects and you must know every bit of them.

Application resume tips for other job seekers

Tip 1 : Have at-least 2 good projects explained in short with all important points covered.
Tip 2 : Every skill must be mentioned.
Tip 3 : Focus on skills, projects and experiences more.

Final outcome of the interviewSelected

Skills evaluated in this interview

I was interviewed in Sep 2019.

Interview Questionnaire 

1 Question

  • Q1. Pl sql related questions

Interview Preparation Tips

Interview preparation tips for other job seekers - y resume was referd through a guy. Later I got call from HR for interview schedule he asked me my expected ctc and Notice Period to which I clearly said 3 months. He scheduled my interview on weekends morning 8am I reached there by 8.30am The interview process got started late by 10am it was an walk in type interview 1 round was Technical I cleared that round and had a feedback session with HR he said we are processing u to next round which was Manager round there itself I told the HR my NP is 3months the Hr Told its not an issue.
Laterly after I had lunch by 2pm Hr came n told me that Manager is not available now so we will be conducting ur further round in weekdays.
Then there was no mail or call so I purposely mailed them still haven't got proper response from them, so at last I told my friend who referd me to ask for an update the same HR told him that they want Immediate joiner so we can't process him to further round. Wasted my whole day over there

I applied via Recruitment Consultant and was interviewed before Jan 2020. There were 5 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. What Prog Languages known? Prior Software Experience? How good on U.S. Client Face to Face and telephonic interaction for projects?
  • Ans. 

    I am proficient in Java, Python, and C++. I have 2 years of experience in software development. I have excellent communication skills for client interaction.

    • Proficient in Java, Python, and C++

    • 2 years of software development experience

    • Excellent communication skills for client interaction

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - I wasn't fluent or good in Programming languages but I was clear on the flowchart and the basic concept of OOPS. Also, I was confident about solving the scenarios given to me at interview rounds. I also had good experience in US customer handling over telephonic and Face to Face interaction.

I applied via Naukri.com and was interviewed in Sep 2020. There were 3 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. What is event loop?
  • Ans. 

    Event loop is a mechanism that allows non-blocking I/O operations in a single-threaded environment.

    • Event loop is used in programming languages like JavaScript and Python.

    • It manages the execution of multiple tasks by prioritizing them based on their priority level.

    • It continuously checks for new events and executes them in a loop.

    • It allows for efficient handling of I/O operations without blocking the main thread.

    • It is co...

  • Answered by AI
  • Q2. Difference between let var and const.
  • Ans. 

    let, var and const are used to declare variables in JavaScript with different scoping rules and mutability.

    • let and var are used to declare variables that can be reassigned later, but var has function scope while let has block scope.

    • const is used to declare variables that cannot be reassigned and have block scope.

    • Using const does not mean the value is immutable, only the variable reference is.

    • let and const were introduc...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - If going for Mean or Mern stack be very firm on JavaScript basics and ES6 concepts.

Skills evaluated in this interview

I applied via Recruitment Consultant and was interviewed in Oct 2020. There were 6 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Oops concepts with examples, SQL query to find second highest salary, diff between fail fast and fail safe, how did u implement security in your app, etc

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare basic Java concepts

I applied via Naukri.com and was interviewed in May 2021. There was 1 interview round.

Interview Questionnaire 

1 Question

  • Q1. Anything can be asked from oops to design pattern level question. Simple to hard. It's kind of rapid fire.

Interview Preparation Tips

Interview preparation tips for other job seekers - Ready handle a pressure while interview process, be stable, don't confuse

Data Group Interview FAQs

How many rounds are there in Data Group interview?
Data Group interview process usually has 1-2 rounds. The most common rounds in the Data Group interview process are Resume Shortlist, HR and Technical.
How to prepare for Data Group interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Data Group. The most common topics and skills that interviewers at Data Group expect are Angularjs, Java, Javascript, C++ and React.Js.
What are the top questions asked in Data Group interview?

Some of the top questions asked at the Data Group interview -

  1. HOW HARMONY IS BROUGHT IN INTER...read more
  2. About Abs, PP extrusion process, injection molding machine proc...read more
  3. DESIGN QUESTIONS HOW IT WO...read more

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Data Group Interview Process

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3.3

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2.9

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