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Dunnhumby Applied Data Scientist Interview Questions and Answers
2 interviews found
Anonymous
3 Interview Rounds
Resume Shortlist Round
Case Study Round
Business case study related to the retail world
One-on-one Round (1 Question)
- Q1. Detailed discussion around the case study Add Answer
Interview Preparation Tips
Selected
I applied via LinkedIn and was interviewed before Jun 2022.
3 Interview Rounds
Resume Shortlist Round
Coding Test Round
It was multiple choice questions on Data Science Concepts
Technical Round (2 Questions)
- Q1. Questions where regarding projects I have done in past and basic questions related to machine learning Add Answer
- Q2. Challenges faced in last job and how I handled it Add Answer
Interview Preparation Tips
Applied Data Scientist Jobs at Dunnhumby
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Interview questions from similar companies
Selected
I applied via Company Website and was interviewed in Sep 2024.
2 Interview Rounds
Aptitude Test Round
Basic mathematical and resoning questions.
Personal Interview Round (4 Questions)
- Q1. Tell me about your self Add Answer
- Q2. Explain the recent project View Answers (1)
- Q3. What is the difference between random forest and decision tree View Answers (1)
- Q4. What is cost function View Answers (1)
Interview Preparation Tips
Selected
I applied via Referral and was interviewed in May 2024.
3 Interview Rounds
Coding Test Round
I was asked to write SQL queries for 3rd highest salary of the employee, some name filtering, group by tasks.
Python code to find the index of the maximum number without using numpy.
One-on-one Round (1 Question)
- Q1. Explain the Project undertaken during the research and follow-up questions Add Answer
Technical Round (1 Question)
- Q1. Write pandas query to separate the names as first and last name from the full name. Drop the duplicate columns and also the missing values. Write output for the...read more View Answers (1)
Interview Preparation Tips
- Python
- Pandas
- SQL
- Machine Learning
Skills evaluated in this interview
I applied via Company Website and was interviewed in Aug 2024.
1 Interview Round
One-on-one Round (2 Questions)
- Q1. Explain the RAG pipeline? View Answers (1)
- Q2. Explain Confusion metrics View Answers (1)
Skills evaluated in this interview
Selected
I applied via Recruitment Consulltant and was interviewed in Apr 2024.
1 Interview Round
Coding Test Round
SQL, Python coding …
Selected
I applied via Approached by Company and was interviewed before Nov 2023.
2 Interview Rounds
Aptitude Test Round
It was basic with puzzles and sql
Case Study Round
Case study about a pharma company entering a new market, customer segmentation and also past projects discussion.
I applied via campus placement at National Institute of Technology,(NIT), Agartala and was interviewed in Jul 2024.
2 Interview Rounds
Aptitude Test Round
There was aptitude qusns and video synthesis qusn
Technical Round (5 Questions)
- Q1. They showed a video and asked to write about my understanding Add Answer
- Q2. Case study related qusns Add Answer
- Q3. She asked me about javascript Add Answer
- Q4. Verified my speaking capabilities Add Answer
- Q5. Firstly asked about my intro Add Answer
Interview Preparation Tips
Selected
I applied via Recruitment Consulltant and was interviewed in Dec 2023.
4 Interview Rounds
Aptitude Test Round
It was MCQ in simple aptitude, python and SQL questions
Technical Round (2 Questions)
- Q1. Python coding and explaination Add Answer
- Q2. SQL coding and explaination Add Answer
Technical Round (1 Question)
- Q1. Case study based on data understanding Add Answer
One-on-one Round (1 Question)
- Q1. Behavioural and questions from my resume Add Answer
Selected
I applied via LinkedIn and was interviewed before Mar 2022.
3 Interview Rounds
Resume Shortlist Round
Technical Round (3 Questions)
- Q1. Questions related to python basics. Add Answer
- Q2. Basic calculus to test math skills. Add Answer
- Q3. Machine learning metrics. Add Answer
HR Round (3 Questions)
- Q1. Policies, behavioral round. Add Answer
- Q2. Work culture and the selection process. Add Answer
- Q3. Discussion about previous employers and educational background. Add Answer
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Dunnhumby Applied Data Scientist Reviews and Ratings
based on 6 reviews
Rating in categories
|
Senior Applied Data Scientist
142
salaries
|  ₹10.9 L/yr - ₹18 L/yr |
|
Applied Data Scientist
85
salaries
| ₹10 L/yr - ₹16.5 L/yr |
|
Lead Applied Data Scientist
81
salaries
| ₹17 L/yr - ₹28.5 L/yr |
|
Senior Engineer
60
salaries
| ₹9.1 L/yr - ₹32 L/yr |
|
Data Scientist
50
salaries
| ₹8.5 L/yr - ₹20 L/yr |
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