Upload Button Icon Add office photos

Filter interviews by

ZS Technologies Data Analyst Interview Questions and Answers

Updated 10 Sep 2024

ZS Technologies Data Analyst Interview Experiences

1 interview found

Data Analyst Interview Questions & Answers

user image Anonymous

posted on 10 Sep 2024

Interview experience
2
Poor
Difficulty level
Hard
Process Duration
Less than 2 weeks
Result
-

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

Round 1 - Aptitude Test 

It was easy and was required to solve fast

Round 2 - Case Study 

It was difficult and required skills

Interview Preparation Tips

Interview preparation tips for other job seekers - Be thorough on your projects

Interview questions from similar companies

I was interviewed in Aug 2017.

Interview Preparation Tips

Round: Group Discussion
Experience: every one put their views
Tips: just tell anything. no one listen
Duration: 5 minutes

Round: Test
Experience: online test
Tips: do those question which can be solved without usingpen paper first
Duration: 5 minutes
Total Questions: 50

Skills: Relieving Pressure

I applied via Company Website and was interviewed before Jun 2020. There were 4 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. Python data structures
  • Q2. MongoDB database algorithms
  • Ans. 

    MongoDB database algorithms are used for efficient data storage, retrieval, and processing.

    • MongoDB uses various algorithms for indexing, sharding, and aggregation.

    • Indexing algorithms include B-tree, hash, and text search indexes.

    • Sharding algorithms include range-based, hash-based, and zone-based sharding.

    • Aggregation algorithms include map-reduce and aggregation pipeline.

    • MongoDB also uses algorithms for query optimizati

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Be prepared with your basics

Skills evaluated in this interview

I was interviewed before Dec 2020.

Round 1 - Coding Test 

(1 Question)

Round duration - 120 Minutes
Round difficulty - Medium

  • Q1. 

    Ninja and His Secret Information Encoding Problem

    Ninja, a new member of the FBI, has acquired some 'SECRET_INFORMATION' that he needs to share with his team. To ensure security against hackers, Ninja dec...

  • Ans. 

    The task is to encode and decode 'SECRET_INFORMATION' for security purposes and determine if the transmission was successful.

    • Read the number of test cases 'T'

    • For each test case, encode the 'SECRET_INFORMATION' and then decode it

    • Compare the decoded string with the original 'SECRET_INFORMATION'

    • Print 'Transmission successful' if they match, else print 'Transmission failed'

  • Answered by AI
Round 2 - Face to Face 

(1 Question)

Round duration - 60 Minutes
Round difficulty - Medium

  • Q1. 

    Equilibrium Index Problem Statement

    Given an array Arr consisting of N integers, your task is to find the equilibrium index of the array.

    An index is considered as an equilibrium index if the sum of elem...

  • Ans. 

    Find the equilibrium index of an array where sum of elements on left equals sum on right.

    • Iterate through the array and calculate prefix sum and suffix sum at each index.

    • Compare prefix sum and suffix sum to find equilibrium index.

    • Return the left-most equilibrium index or -1 if none found.

  • Answered by AI
Round 3 - HR 

Round duration - 50 Minutes
Round difficulty - Easy

Interview Preparation Tips

Professional and academic backgroundI applied for the job as Data Analyst in PuneEligibility criteria7 CGPACapgemini interview preparation:Topics to prepare for the interview - Data Structures, OOPS, SQL, Python, JavaTime required to prepare for the interview - 1 MonthInterview preparation tips for other job seekers

Tip 1 : Focus more on SQL
Tip 2 : Keep up with ongoing projects in the company

Application resume tips for other job seekers

Tip 1 : Be honest about what you add.
Tip 2 : Don't forget to mention extra curriculars.

Final outcome of the interviewSelected

Skills evaluated in this interview

I applied via Walk-in and was interviewed before Jun 2020. There was 1 interview round.

Interview Questionnaire 

1 Question

  • Q1. Da tools

Interview Preparation Tips

Interview preparation tips for other job seekers - Get referal

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 Recruitment Consultant and was interviewed in Aug 2020. There were 4 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Prior experience,questions related to data analysis tools.

Interview Preparation Tips

Interview preparation tips for other job seekers - Interview process is fast,mine got done in a day but if you are selected and your salary negotiation is finished, it will take almost a month to get offer letter,so need not worry till that time you will surely get it.
The reason behind the offer letter delay is they have to get approvals from multiple teams which creates a delay on the process.

I applied via Naukri.com 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. What is Structured Query Language?
  • Ans. 

    Structured Query Language (SQL) is a programming language used to manage and manipulate relational databases.

    • SQL is used to create, modify, and delete databases, tables, and data

    • It is used to retrieve data from databases using queries

    • SQL is used to perform operations on data such as sorting, filtering, and grouping

    • Examples of SQL-based database management systems include MySQL, Oracle, and Microsoft SQL Server

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - My Goal is to get the Job as a Data Analyst or Business analyst

Skills evaluated in this interview

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

Interview Questionnaire 

1 Question

  • Q1. What is unwanted safety effect?

Interview Preparation Tips

Interview preparation tips for other job seekers - Do not show fear on the face and do not interrupt your speech weather it is right or wrong, it may lead effect on you chance of selection by the interviewer.

Interview Questionnaire 

3 Questions

  • Q1. About my self and my experience.
  • Q2. What's the reason for leaving previous job?
  • Q3. Technical question depends on process.

ZS Technologies Interview FAQs

How many rounds are there in ZS Technologies Data Analyst interview?
ZS Technologies interview process usually has 2 rounds. The most common rounds in the ZS Technologies interview process are Case Study and Aptitude Test.

Tell us how to improve this page.

ZS Technologies Data Analyst Interview Process

based on 1 interview

Interview experience

2
  
Poor
View more

Data Analyst Interview Questions from Similar Companies

View all
Compare ZS Technologies with

TCS

3.7
Compare

Accenture

3.8
Compare

Wipro

3.7
Compare

Cognizant

3.7
Compare
Did you find this page helpful?
Yes No
write
Share an Interview