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ZS Decision Analytics Associate Interview Questions, Process, and Tips

Updated 5 Apr 2025

Top ZS Decision Analytics Associate Interview Questions and Answers

  • Q1. 3 ants are sitting on the vertices of an equilateral triangle and they start moving in a random direction along its perimeter. What is the probability of any 2 ants colli ...read more
  • Q2. 10 coins. 5 Heads up. Make 2 piles blindfolded with equal number of heads up
  • Q3. A person wants to open a zoo in Mumbai, for which they'll have to import animals from South Africa, should they open the zoo?
View all 13 questions

ZS Decision Analytics Associate Interview Experiences

64 interviews found

Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Case Study 

Two case studies both guestimates

Round 2 - Aptitude Test 

Data Analysis, Bar graph reading, data interpretation

Round 3 - One-on-one 

(2 Questions)

  • Q1. Walk them through your CV
  • Q2. How many squares are there in a chess board?
  • Ans. 

    There are 204 squares in a chess board.

    • The chess board has 64 small squares (8x8 grid)

    • In addition to the small squares, there are also larger squares formed by combining smaller squares (1x1, 2x2, 3x3, ... 8x8)

    • The total number of squares on a chess board is the sum of all these small and large squares

  • Answered by AI
Interview experience
5
Excellent
Difficulty level
Hard
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Referral and was interviewed in Apr 2024. There were 3 interview rounds.

Round 1 - Aptitude Test 

Basic aptitude questions

Round 2 - Case Study 

A case study is given followed by with 7-8 MCQs which is to be answered in an hour and then a 30 min round is scheduled to discuss the approach with which you came up to answer those mcqs.

Round 3 - One-on-one 

(1 Question)

  • Q1. It consisted of resume, behavioral questions and guesstimates.

Decision Analytics Associate Interview Questions Asked at Other Companies

asked in ZS
Q1. 3 ants are sitting on the vertices of an equilateral triangle and ... read more
asked in ZS
Q2. 10 coins. 5 Heads up. Make 2 piles blindfolded with equal number ... read more
asked in ZS
Q3. A person wants to open a zoo in Mumbai, for which they'll have to ... read more
asked in ZS
Q4. Ants on corners of equilateral triangle. Probability they will no ... read more
asked in ZS
Q5. A pharmaceutical company wants to sell a pill for diabetic patien ... read more
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Referral and was interviewed in Jun 2024. There were 3 interview rounds.

Round 1 - Aptitude Test 

Basic Quant, LR and English

Round 2 - Case Study 

Online case study round, pre set questions and some data is given to answer them

Round 3 - HR 

(2 Questions)

  • Q1. Past experience
  • Q2. What I'm looking forward to in ZS
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Case Study 

Debriefing of the Case Study assesment

Interview Preparation Tips

Interview preparation tips for other job seekers - The Interview started with Introduction, followed by debrefing of case study, The Interviewer started asking Questions from the Resume( recent project, what technology used, ), asking detailed questions about decisions and thought process, the interviewer maintained a friendly demeanor, concluded with a guesstimate question.

ZS interview questions for designations

 Associate Decision Analytics Consultant

 (19)

 Decision Analytics Consultant

 (5)

 Decision Scientist

 (2)

 Decision Science Manager

 (1)

 Business Analytics Associate

 (2)

 Data Analytics Associate

 (1)

 Business Operations Associate Consultant

 (4)

 Associate Business Analyst

 (1)

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via LinkedIn and was interviewed in Aug 2024. There were 2 interview rounds.

Round 1 - Aptitude Test 

It was good questions were from math and language

Round 2 - Case Study 

Case study round topic vice

Get interview-ready with Top ZS Interview Questions

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Referral and was interviewed in May 2024. There were 3 interview rounds.

Round 1 - Aptitude Test 

It was around 55 mins

Round 2 - Case Study 

1 hour was given to solve the case study round. Various data was given and based on that questions were there also we have to show how we solve the problem.

Round 3 - Case Study 

Following case study round interview was scheduled the same day in which interviewer will ask question related to case study round and the approach for the questions

Decision Analytics Associate Jobs at ZS

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

I applied via LinkedIn and was interviewed before Dec 2023. There were 4 interview rounds.

Round 1 - Aptitude Test 

Normal aptitude test was there.you can find details in youtube

Round 2 - Case Study 

Virtual Case study solving need to show calculation

Round 3 - Case Study 

Need to discuss solution and approach with interviewer +puzzle questions

Round 4 - Behavioral 

(1 Question)

  • Q1. Logical reasoning and maths was tested
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Company Website and was interviewed before Sep 2023. There were 4 interview rounds.

Round 1 - Aptitude Test 

The aptitude test had around 4 to 5 sections with
Second 1: Basic puzzles need to be solved as many as possible in limited time
Section 2: Quants questions
Section 3: Estimate questions - Data statements would be given and we need to guesstimate the number
Statement 3: VARC questions.

Round 2 - Case Study 

Business case study would be given with 4 to 5 questions pertaining to it. We would need to solve the MCQ and also upload the PDF copy of our answers an calculations.
*Time is a little less in this round*

Round 3 - Case Study Interview 

(3 Questions)

  • Q1. Questions about the case study round? Like how to increase the profits etc?
  • Q2. Basic puzzles (can practice is from Geek for Geeks)
  • Q3. Basic statistics questions on Mean Median Mode
Round 4 - Technical 

(2 Questions)

  • Q1. Questions about past projects.
  • Q2. Guesstimate question on how many customers McD gets in a day in a perticular city?

Interview Preparation Tips

Interview preparation tips for other job seekers - Practice Guesstimates, puzzles and Case Studies for interview rounds.
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Company Website and was interviewed in May 2024. There were 2 interview rounds.

Round 1 - Aptitude Test 

Cognitive test including guesstimates

Round 2 - Case Study 

Case studies - 1 hr - write it down

Interview Preparation Tips

Topics to prepare for ZS Decision Analytics Associate interview:
  • Analytical skills
  • Case Studies
  • guesstimates
Interview preparation tips for other job seekers - analytical questions
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via LinkedIn and was interviewed in May 2024. There were 3 interview rounds.

Round 1 - Aptitude Test 

Total 5 sections - Numerical, Analytical, Verbal, Unstructered, ATD

Round 2 - Case Study 

Total 4 case studies - average

Round 3 - Case Study Interview 

(1 Question)

  • Q1. Discussion of approach I used for case study round

ZS Interview FAQs

How many rounds are there in ZS Decision Analytics Associate interview?
ZS interview process usually has 2-3 rounds. The most common rounds in the ZS interview process are Case Study, Aptitude Test and One-on-one Round.
How to prepare for ZS Decision Analytics Associate 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 ZS. The most common topics and skills that interviewers at ZS expect are Python, Data Analytics, SQL, Clinical SAS Programming and Tableau.
What are the top questions asked in ZS Decision Analytics Associate interview?

Some of the top questions asked at the ZS Decision Analytics Associate interview -

  1. 3 ants are sitting on the vertices of an equilateral triangle and they start mo...read more
  2. 10 coins. 5 Heads up. Make 2 piles blindfolded with equal number of heads...read more
  3. A person wants to open a zoo in Mumbai, for which they'll have to import animal...read more
How long is the ZS Decision Analytics Associate interview process?

The duration of ZS Decision Analytics Associate interview process can vary, but typically it takes about less than 2 weeks to complete.

Tell us how to improve this page.

ZS Decision Analytics Associate Interview Process

based on 63 interviews

4 Interview rounds

  • Aptitude Test Round
  • Case Study Round - 1
  • One-on-one Round
  • Case Study Round - 2
View more
Join ZS Where passion changes lives

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ZS Decision Analytics Associate Salary
based on 1.7k salaries
₹7.5 L/yr - ₹18.5 L/yr
At par with the average Decision Analytics Associate Salary in India
View more details

ZS Decision Analytics Associate Reviews and Ratings

based on 250 reviews

3.3/5

Rating in categories

3.3

Skill development

2.0

Work-life balance

3.6

Salary

3.4

Job security

3.4

Company culture

3.1

Promotions

2.8

Work satisfaction

Explore 250 Reviews and Ratings
Decision Analytics Associate (DAA++)

Pune,

Gurgaon / Gurugram

+1

0-2 Yrs

Not Disclosed

Decision Analytics Associate

Pune,

Gurgaon / Gurugram

+1

0-2 Yrs

Not Disclosed

Decision Analytics Associate

Pune,

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0-3 Yrs

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