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ZS Decision Analytics Associate Interview Questions, Process, and Tips

Updated 25 Jan 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. 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?
  • Q3. 10 coins. 5 Heads up. Make 2 piles blindfolded with equal number of heads up
View all 13 questions

ZS Decision Analytics Associate Interview Experiences

63 interviews found

Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I applied via Naukri.com and was interviewed before Nov 2023. There were 2 interview rounds.

Round 1 - Aptitude Test 

Normal test on english communication part

Round 2 - Case Study 

Case study on several things

Interview experience
1
Bad
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Company Website and was interviewed in Sep 2023. There were 2 interview rounds.

Round 1 - Aptitude Test 

Basic and easy questions were asked 2 cases were given in a section

Round 2 - Case Study 

Lengthy process provided time is not sufficient

Interview Preparation Tips

Interview preparation tips for other job seekers - Practice case studies thoroughly

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. A person wants to open a zoo in Mumbai, for which they'll have to ... read more
asked in ZS
Q3. 10 coins. 5 Heads up. Make 2 piles blindfolded with equal number ... 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
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Referral and was interviewed before May 2023. There were 2 interview rounds.

Round 1 - Case Study 

In this round they asked about case study, guesstimate and puzzles. Be ready with the unstructured problems.

Round 2 - HR 

(2 Questions)

  • Q1. This is a general round in which you are asked about behavioral questions. It is a kind of FIT round.
  • Q2. Discuss a situation when you lead the team
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Referral and was interviewed before Nov 2023. There were 4 interview rounds.

Round 1 - Aptitude Test 

Aptitude and Guesstimate questions

Round 2 - Case Study 

Case study related to growth of a brand

Round 3 - One-on-one 

(2 Questions)

  • Q1. Guesstimates on how to calculate the number of books sold
  • Ans. 

    To calculate the number of books sold, estimate the total population, percentage of people who read books, average number of books read per person, and frequency of book purchases.

    • Estimate the total population in the target market

    • Determine the percentage of people who read books

    • Calculate the average number of books read per person

    • Consider the frequency of book purchases per year

    • Multiply these factors to estimate the nu

  • Answered by AI
  • Q2. Case Study Discussion and questions related to it
Round 4 - HR 

(1 Question)

  • Q1. Discussion about the offer

ZS interview questions for designations

 Associate Decision Analytics Consultant

 (18)

 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
Selected Selected

I applied via Referral and was interviewed before Nov 2023. There were 3 interview rounds.

Round 1 - Case Study 

Pharma case study on ABC PHARMA

Round 2 - Technical 

(2 Questions)

  • Q1. Guestimate on Tennis Ball in a aeroplane
  • Ans. 

    It is impossible to accurately guestimate the number of tennis balls in an airplane without specific information.

    • The number of tennis balls in an airplane would depend on the size of the airplane, the purpose of the flight, and whether it is a commercial or private aircraft.

    • Factors such as the cargo capacity of the airplane, any specific events or activities taking place on the flight, and any regulations regarding car...

  • Answered by AI
  • Q2. Question on SQL JOINS, WINDOW, PARTITION
Round 3 - EBI/FIT 

(1 Question)

  • Q1. Why do wanna join ZS

Get interview-ready with Top ZS Interview Questions

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

I applied via campus placement at Delhi College of Engineering (DCE), Delhi and was interviewed before Nov 2023. There were 3 interview rounds.

Round 1 - Aptitude Test 

20 MCQs in 20 minutes - LR, QA and DI

Round 2 - Case Study 

ZS Classic Case Study about a Pharma Company. You have to answers 4-5 questions by analyzing numbers, charts and data that you will get in advance. I would rate it 7/10 on difficulty level

Round 3 - HR 

(2 Questions)

  • Q1. What projects have you done in the past that you're proud of?
  • Q2. Plot a graph of |x| , |x|+1, x + |x|, etc.
  • Ans. 

    The graph consists of multiple linear segments with different slopes.

    • The graph of |x| is a V-shaped graph with a slope of -1 for x < 0 and a slope of 1 for x > 0.

    • The graph of |x|+1 is the graph of |x| shifted upwards by 1 unit.

    • The graph of x + |x| is a piecewise linear graph with a slope of 2 for x > 0 and a slope of 0 for x < 0.

  • Answered by AI

Interview Preparation Tips

Topics to prepare for ZS Decision Analytics Associate interview:
  • Case Study
  • Guesstimates
  • Puzzles
  • Basic Aptitude
  • Excel
  • Industry Knowledge
Interview preparation tips for other job seekers - Just practice case studies and guesstimates in detail

Decision Analytics Associate Jobs at ZS

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

I applied via campus placement at Malviya National Institute of Technology (NIT), Jaipur and was interviewed before Oct 2023. There were 2 interview rounds.

Round 1 - Case Study 

Sales force sizing based

Round 2 - One-on-one 

(2 Questions)

  • Q1. Discussion on the Case debrief
  • Q2. Both sides rope burning puzzle
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I was interviewed before Dec 2023.

Round 1 - Aptitude Test 

General question and snwer numerical and reasoning

Round 2 - Case Study 

Case study on market entry

Round 3 - One-on-one 

(1 Question)

  • Q1. One on one question on case study. interviewer was looking for approach

Interview Preparation Tips

Interview preparation tips for other job seekers - focus on problem solving
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Company Website and was interviewed before Oct 2023. There were 3 interview rounds.

Round 1 - Aptitude Test 

Aptitude + Problem solving questions

Round 2 - Case Study 

Business case study followed by it’s interview

Round 3 - Technical 

(1 Question)

  • Q1. Questions related to projects and work exp
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
-

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

Round 1 - Aptitude Test 

The test was conducted for 1 hour, with around 30 questions

Round 2 - Case Study 

Case study was based on a pharma industry, It was asked to study the marketing tactics

Round 3 - Technical 

(2 Questions)

  • Q1. Tell me about yourself
  • Ans. 

    I am a data-driven individual with a background in analytics and a passion for problem-solving.

    • Background in analytics

    • Strong data-driven mindset

    • Passion for problem-solving

  • Answered by AI
  • Q2. How comfortable you are with MS Office suite
  • Ans. 

    I am very comfortable with MS Office suite and have extensive experience using it.

    • Proficient in Microsoft Word for creating documents and reports

    • Skilled in Microsoft Excel for data analysis and creating spreadsheets

    • Experienced in Microsoft PowerPoint for creating presentations

    • Familiar with Microsoft Outlook for email communication

    • Comfortable using other MS Office tools like Access and OneNote

  • Answered by AI
Round 4 - HR 

(2 Questions)

  • Q1. Are you comfortable with work from office
  • Ans. 

    Yes, I am comfortable with work from office.

    • I thrive in a collaborative work environment

    • I enjoy face-to-face interactions with colleagues

    • I am more productive in a structured office setting

  • Answered by AI
  • Q2. Current and Expected CTC

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 Data Analytics, Python, SQL, Clinical SAS Programming and Econometrics.
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. A person wants to open a zoo in Mumbai, for which they'll have to import animal...read more
  3. 10 coins. 5 Heads up. Make 2 piles blindfolded with equal number of heads...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 62 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
₹6 L/yr - ₹18.2 L/yr
5% more than the average Decision Analytics Associate Salary in India
View more details

ZS Decision Analytics Associate Reviews and Ratings

based on 244 reviews

3.3/5

Rating in categories

3.4

Skill development

2.0

Work-life balance

3.7

Salary

3.5

Job security

3.4

Company culture

3.1

Promotions

2.9

Work satisfaction

Explore 244 Reviews and Ratings
Decision Analytics Associate (DAA+)

Pune,

Gurgaon / Gurugram

1-2 Yrs

₹ 10.4-17.5 LPA

Decision Analytics Associate

Pune,

Gurgaon / Gurugram

0-3 Yrs

Not Disclosed

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