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DecisionTree Analytics & Services Interview Questions and Answers

Updated 11 Dec 2024

DecisionTree Analytics & Services Interview Experiences

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6 interviews found

Data Engineer Interview Questions & Answers

user image Anonymous

posted on 15 Nov 2023

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

I applied via Referral and was interviewed in Oct 2023. There were 4 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Don’t add your photo or details such as gender, age, and address in your resume. These details do not add any value.
View all tips
Round 2 - One-on-one 

(3 Questions)

  • Q1. SQL Basic syntax and rules
  • Q2. Resume projects explanation
  • Q3. Puzzles involving critical thinking
Round 3 - One-on-one 

(3 Questions)

  • Q1. Advanced SQL Coding
  • Q2. Puzzles and Guesstimates
  • Q3. Python Pandas questions
Round 4 - HR 

(4 Questions)

  • Q1. Why am I interested in this role
  • Q2. Open to relocate or not
  • Ans. 

    Open to relocate for the right opportunity

    • I am open to relocating for the right job opportunity

    • I am willing to consider relocation if it aligns with my career goals

    • I have relocated in the past for work and am open to doing so again

  • Answered by AI
  • Q3. Salary Expectations
  • Q4. Resume based questions

Interview Preparation Tips

Topics to prepare for DecisionTree Analytics & Services Data Engineer interview:
  • SQL
  • Guesstimates
  • Puzzles
  • Python

Data Engineer Interview Questions asked at other Companies

Q1. Next Greater Element Problem Statement You are given an array arr of length N. For each element in the array, find the next greater element (NGE) that appears to the right. If there is no such greater element, return -1. Input: T N arr[0]... read more
View answer (3)
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I appeared for an interview in Nov 2024.

Round 1 - Coding Test 

It was a completely logical aptitude test.

Round 2 - Technical 

(1 Question)

  • Q1. What are different types of Joins
  • Ans. 

    Different types of joins in SQL include inner join, left join, right join, and full outer join.

    • Inner join: Returns rows when there is a match in both tables.

    • Left join: Returns all rows from the left table and the matched rows from the right table.

    • Right join: Returns all rows from the right table and the matched rows from the left table.

    • Full outer join: Returns rows when there is a match in either table.

  • Answered by AI

Skills evaluated in this interview

Data Analyst Intern Interview Questions asked at other Companies

Q1. Water Jug Problem Statement You have two water jugs with capacities X and Y liters respectively, both initially empty. You also have an infinite water supply. The goal is to determine if it is possible to measure exactly Z liters using thes... read more
View answer (3)
Interview experience
1
Bad
Difficulty level
Moderate
Process Duration
4-6 weeks
Result
Not Selected

I applied via LinkedIn and was interviewed in Aug 2023. There were 4 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 tips
Round 2 - Technical 

(3 Questions)

  • Q1. Basic of joins , some shit puzzle question
  • Q2. Inner join left join cross join
  • Q3. Lod in tableau , Row level security
  • Ans. 

    Row level security in Tableau allows users to restrict access to specific rows of data based on user roles or permissions.

    • Row level security in Tableau is implemented by creating user filters based on user roles or permissions.

    • Users can only see data that they have been granted access to, based on the row level security settings.

    • Row level security can be set up using Tableau Server or Tableau Online.

    • Example: A sales ma...

  • Answered by AI
Round 3 - Case Study 

There will be one case study where we need to create a wireframe /dashboard design

Round 4 - One-on-one 

(1 Question)

  • Q1. Tableau question and again shit puzzle question

Interview Preparation Tips

Interview preparation tips for other job seekers - I would recommend to not go the office in the interview process. They are only wasting the candidate time and I spent 3 hrs just for useless questions they asked
And you won’t believe that interviewer was checking answer on phone if your approach is some other method

Total waste of money and time

Skills evaluated in this interview

Senior Data Analyst Interview Questions asked at other Companies

Q1. What is the difference between Least Squares Method and the maximum likelihood
View answer (1)

Data Analyst Interview Questions & Answers

user image Anonymous

posted on 28 May 2024

Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Aptitude Test 

The test was on mettl and of moderate level

Round 2 - Case Study 

Guesstimates puzzles and sql questions were asked

Data Analyst Interview Questions asked at other Companies

Q1. Suppose there is a room in the office and X people enter room throughout the day, Y people leave throughout the day [continuously people are entering the room, some are staying there, and rest are going out] .. so tell me the code to calcul... read more
View answer (11)

DecisionTree Analytics & Services interview questions for popular designations

 Data Analyst

 (2)

 Senior Data Analyst

 (2)

 Data Analyst Intern

 (1)

 Data Engineer

 (1)

Data Analyst Interview Questions & Answers

user image Anonymous

posted on 11 Aug 2024

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

I applied via Approached by Company and was interviewed before Aug 2023. There were 3 interview rounds.

Round 1 - Aptitude Test 

General aptitude questions involving logical and math questions primarily

Round 2 - Technical 

(1 Question)

  • Q1. Questions centered around SQL and Excel
Round 3 - HR 

(1 Question)

  • Q1. Logical problems and general questions about profile

Data Analyst Interview Questions asked at other Companies

Q1. Suppose there is a room in the office and X people enter room throughout the day, Y people leave throughout the day [continuously people are entering the room, some are staying there, and rest are going out] .. so tell me the code to calcul... read more
View answer (11)
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Instahyre and was interviewed before Jul 2023. There were 2 interview rounds.

Round 1 - Aptitude Test 

Basic tech questions around guesstimates

Round 2 - One-on-one 

(1 Question)

  • Q1. Puzzles and resume

Senior Data Analyst Interview Questions asked at other Companies

Q1. What is the difference between Least Squares Method and the maximum likelihood
View answer (1)

Jobs at DecisionTree Analytics & Services

View all

Interview questions from similar companies

I applied via Naukri.com and was interviewed in Dec 2020. There was 1 interview round.

Interview Questionnaire 

1 Question

  • Q1. What is Company payroll Process
  • Ans. 

    Company payroll process is the system used to manage employee compensation and benefits.

    • Payroll process includes calculating employee salaries, taxes, and deductions

    • It also involves managing employee benefits such as health insurance and retirement plans

    • Payroll process can be done in-house or outsourced to a third-party provider

    • It is important to ensure compliance with labor laws and regulations

    • Payroll process can be a

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - My Team members is very good

I applied via Walk-in and was interviewed before Aug 2021. There were 2 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 tips
Round 2 - Technical 

(1 Question)

  • Q1. How to transpose data set
  • Ans. 

    Transposing a data set involves flipping rows and columns.

    • Identify the data set to be transposed

    • Create a new table with the columns and rows flipped

    • Copy the data from the original table to the new table

    • Transpose can be done using Excel, Python, R, SQL, etc.

    • Example: Transposing a table of sales data to have products as rows and months as columns

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Was asked hard hitting questions by interviewer. Ultimately failed

I applied via Walk-in and was interviewed before Apr 2020. There were 4 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Special situations, pregnancy scenario's and other general pv guidelines

Interview Preparation Tips

Interview preparation tips for other job seekers - One should have thorough knowledge about the field in which they are working

I applied via Walk-in and was interviewed in Apr 2021. There were 4 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. What is c++.
  • Ans. 

    C++ is a high-level programming language used for developing system software, application software, and video games.

    • C++ is an extension of the C programming language.

    • It supports object-oriented programming concepts like classes, inheritance, and polymorphism.

    • C++ is used for developing operating systems, device drivers, and embedded systems.

    • It is also popular for developing video games and high-performance applications.

    • ...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - I need an advice from others and the given

Skills evaluated in this interview

DecisionTree Analytics & Services Interview FAQs

How many rounds are there in DecisionTree Analytics & Services interview?
DecisionTree Analytics & Services interview process usually has 2-3 rounds. The most common rounds in the DecisionTree Analytics & Services interview process are One-on-one Round, Technical and Aptitude Test.
How to prepare for DecisionTree Analytics & Services 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 DecisionTree Analytics & Services. The most common topics and skills that interviewers at DecisionTree Analytics & Services expect are SQL, Business Intelligence, Data Warehousing, Data Analysis and Data Visualization.
What are the top questions asked in DecisionTree Analytics & Services interview?

Some of the top questions asked at the DecisionTree Analytics & Services interview -

  1. What are different types of Jo...read more
  2. Lod in tableau , Row level secur...read more
  3. Basic of joins , some shit puzzle quest...read more

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DecisionTree Analytics & Services Interview Process

based on 6 interviews

Interview experience

3.8
  
Good
View more

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DecisionTree Analytics & Services Reviews and Ratings

based on 20 reviews

3.8/5

Rating in categories

2.9

Skill development

3.6

Work-life balance

3.6

Salary

3.9

Job security

3.5

Company culture

3.6

Promotions

3.2

Work satisfaction

Explore 20 Reviews and Ratings
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