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DUNNHUMBY IT SERVICES INDIA Senior Data Scientist Interview Questions and Answers

Updated 7 Nov 2024

DUNNHUMBY IT SERVICES INDIA Senior Data Scientist Interview Experiences

1 interview found

Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(1 Question)

  • Q1. DSA questions and python coding
Round 2 - One-on-one 

(1 Question)

  • Q1. Machine learning depth

Top trending discussions

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Interview Tips & Stories
2w
toobluntforu
·
works at
Cvent
Can speak English, can’t deliver in interviews
I feel like I can't speak fluently during interviews. I do know english well and use it daily to communicate, but the moment I'm in an interview, I just get stuck. since it's not my first language, I struggle to express what I actually feel. I know the answer in my head, but I just can’t deliver it properly at that moment. Please guide me
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Interview questions from similar companies

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

(1 Question)

  • Q1. Work experience related

Senior Data Scientist Interview Questions Asked at Other Companies

asked in Kyndryl
Q1. In SQL, how would you print rows where a certain criterion is met ... read more
asked in SAP
Q2. Count all pairs of numbers from a list where the ending digit of ... read more
Q3. What is the difference between logistic and linear regression?
asked in Kyndryl
Q4. Given the dictionary CSK = {"Dhoni" : "India", "Du Plessis" : "So ... read more
asked in Kyndryl
Q5. Given three lists arr1, arr2, and arr3, find the common elements ... read more

I applied via Naukri.com and was interviewed in Jul 2022. 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 - Aptitude Test 

Logical Questions (3 were asked), It took approx 30 mins

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare Logical Questions too, As they were not easy.
Interview experience
1
Bad
Difficulty level
Hard
Process Duration
Less than 2 weeks
Result
No response

I applied via Company Website and was interviewed before Mar 2022. 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 

(2 Questions)

  • Q1. How do you calculate ROAS for leads campaigns?
  • Ans. 

    ROAS for leads campaigns is calculated by dividing the revenue generated by the cost of the campaign.

    • Calculate the total revenue generated from the leads campaign.

    • Calculate the total cost of the campaign, including ad spend and any other expenses.

    • Divide the revenue by the cost to get the ROAS.

    • For example, if a leads campaign generated $10,000 in revenue and cost $2,000 to run, the ROAS would be 5 ($10,000 / $2,000).

  • Answered by AI
  • Q2. What are the factors to use GA?
  • Ans. 

    GA is used to analyze website traffic and user behavior.

    • To track website traffic and user behavior

    • To identify popular pages and content

    • To optimize website performance and user experience

    • To measure the effectiveness of marketing campaigns

    • To identify and fix website issues

    • To make data-driven decisions

    • To improve website SEO

    • To create custom reports and dashboards

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare well and work on more conceptual questions

Skills evaluated in this interview

Interview experience
4
Good
Difficulty level
Easy
Process Duration
6-8 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed before Jun 2022. There were 3 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 - Case Study 

They gave me case study in interview based on that I had provide the solution.

Round 3 - Technical 

(1 Question)

  • Q1. They asked question regarding SQL, statistics and some project related questions
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Recruitment Consulltant and was interviewed before Feb 2022. There were 5 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. Python, sql, etl, cloud, web tool
Round 3 - Behavioral 

(1 Question)

  • Q1. Functional question and write some sql basic query
Round 4 - Client Interview 

(1 Question)

  • Q1. Basic question on project
Round 5 - HR 

(1 Question)

  • Q1. Salary negotiation and check behaviour qiestion

Interview Preparation Tips

Interview preparation tips for other job seekers - Good company too work and enjoy latest tech stack in data science and analytics
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(3 Questions)

  • Q1. Questions were on my resume
  • Q2. And also questions more on SQL and python
  • Q3. Asked have you worked on any dash boards
Are these interview questions helpful?
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Coding Test 

Two Medium DSA questions, then questions about react and springboot

Interview Preparation Tips

Interview preparation tips for other job seekers - One React problem solving question and then asked me to design the DB of bookMyshow
Interview experience
4
Good
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

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

Round 1 - HR 

(2 Questions)

  • Q1. Talk about yourself
  • Q2. What is your professional experience
Round 2 - Aptitude Test 

Simple SQL questions

Interview Preparation Tips

Interview preparation tips for other job seekers - Be honest if you don't know!
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Campus Placement and was interviewed in Sep 2023. There were 5 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 - Aptitude Test 

Simple aptitude questions

Round 3 - Coding Test 

One easy leetcode problem and few MCQ on SQL/SAS/R/Python

Round 4 - Technical 

(1 Question)

  • Q1. Interview on statistics, probability
Round 5 - HR 

(1 Question)

  • Q1. Behavioural questions

Interview Preparation Tips

Interview preparation tips for other job seekers - keep calm and give your best.
prepare statistics concepts well. Coding will be easy

DUNNHUMBY IT SERVICES INDIA Interview FAQs

How many rounds are there in DUNNHUMBY IT SERVICES INDIA Senior Data Scientist interview?
DUNNHUMBY IT SERVICES INDIA interview process usually has 2 rounds. The most common rounds in the DUNNHUMBY IT SERVICES INDIA interview process are One-on-one Round.
What are the top questions asked in DUNNHUMBY IT SERVICES INDIA Senior Data Scientist interview?

Some of the top questions asked at the DUNNHUMBY IT SERVICES INDIA Senior Data Scientist interview -

  1. DSA questions and python cod...read more
  2. Machine learning de...read more

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Overall Interview Experience Rating

3/5

based on 1 interview experience

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DUNNHUMBY IT SERVICES INDIA Senior Data Scientist Salary
based on 7 salaries
₹11.5 L/yr - ₹16.7 L/yr
52% less than the average Senior Data Scientist Salary in India
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