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Dell Data Scientist Interview Questions and Answers

Updated 10 Oct 2020

Dell Data Scientist Interview Experiences

1 interview found

I was interviewed before Oct 2019.

Interview Questionnaire 

1 Question

  • Q1. Case study

Interview Preparation Tips

Interview preparation tips for other job seekers - Be authentic about your work experience. Think before you speak. Take your time to formulate ideas and thought process on scenario based questions. Under no circumstances lie about your capabilities because it is very easy for the interviewer to figure out the veracity of your resume. Be concise on your resume so that you get the opportunity to drive your conversation.

Interview questions from similar companies

Interview Questionnaire 

1 Question

  • Q1. What PCA, Decision tree and computer vision
  • Ans. 

    PCA is a dimensionality reduction technique, decision tree is a classification algorithm, and computer vision is a field of study focused on enabling computers to interpret and understand visual information.

    • PCA is used to reduce the number of variables in a dataset while retaining the most important information.

    • Decision trees are used to classify data based on a set of rules and conditions.

    • Computer vision involves usin...

  • Answered by AI

Skills evaluated in this interview

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

(2 Questions)

  • Q1. Exptected salary
  • Q2. What do you expect for work
  • Ans. 

    I expect challenging projects, opportunities for growth, collaborative team environment, and work-life balance.

    • Challenging projects that allow me to apply my data science skills and learn new techniques

    • Opportunities for growth and advancement within the company

    • Collaborative team environment where I can share ideas and work together towards common goals

    • Work-life balance to ensure I can perform at my best both profession

  • Answered by AI
Round 2 - Coding Test 

Topic was joining and calculating

Interview experience
1
Bad
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

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

Round 1 - Coding Test 

I was asked to solve various problems (your typical algorithm and data structure subjects), as well as explain the various projects I worked on in my most recent position.

Round 2 - Group Discussion 

Divide candidates in a group of around 15 people, and put you through different activities such as role play exercises to measure your communication and team working skills.

Interview Preparation Tips

Interview preparation tips for other job seekers - Excellent prioritization skills and an ability to make decisions quickly. Excellent verbal and written communications skills. Success in team environments, demonstrating shared responsibility and accountability with other team members. Flexibility with your schedule.

Interview Questionnaire 

3 Questions

  • Q1. Analytic lifecycle
  • Q2. Project management
  • Q3. Handling conflicting requirements

Interview Preparation Tips

Interview preparation tips for other job seekers - Be transparent and try to articulate things nicely. All the best
Interview experience
2
Poor
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Recruitment Consulltant and was interviewed in Apr 2024. There was 1 interview round.

Round 1 - Technical 

(1 Question)

  • Q1. 1. Basics of Python 2. Basics of ML like supervised and unsupervised learning

Interview Preparation Tips

Interview preparation tips for other job seekers - Be thorough on basics and current job role
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via LinkedIn and was interviewed before Mar 2023. There were 2 interview rounds.

Round 1 - Technical 

(1 Question)

  • Q1. Your past experience related questions
Round 2 - Technical 

(1 Question)

  • Q1. Role related questions

Interview Preparation Tips

Interview preparation tips for other job seekers - Overall intrview process was easy
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I was interviewed in Oct 2023.

Round 1 - Coding Test 

Based on topological sort

Round 2 - Technical 

(1 Question)

  • Q1. Ml baiscs like LR, SVM
Round 3 - Technical 

(1 Question)

  • Q1. Ml design questions were asked
Round 4 - HR 

(1 Question)

  • Q1. Why do you want to join
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(2 Questions)

  • Q1. Explain Decision Trees
  • Ans. 

    Decision Trees are a popular machine learning algorithm used for classification and regression tasks.

    • Decision Trees are a tree-like structure where each internal node represents a feature or attribute, each branch represents a decision rule, and each leaf node represents the outcome.

    • They are easy to interpret and visualize, making them popular for exploratory data analysis.

    • Decision Trees can handle both numerical and c...

  • Answered by AI
  • Q2. How will you finetune LLMs
  • Ans. 

    LLMs can be finetuned by adjusting hyperparameters, training on specific datasets, and using techniques like transfer learning.

    • Adjust hyperparameters such as learning rate, batch size, and number of layers to improve performance.

    • Train the LLM on domain-specific datasets to improve its understanding of specialized language.

    • Utilize transfer learning by starting with a pre-trained LLM model and fine-tuning it on a smaller...

  • Answered by AI

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I applied via Company Website and was interviewed in May 2024. There was 1 interview round.

Round 1 - HR 

(2 Questions)

  • Q1. Why you are interested in working for clipchamp at Microsoft/
  • Q2. How your career goals align with this role?
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Dell Interview FAQs

How to prepare for Dell Data Scientist 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 Dell. The most common topics and skills that interviewers at Dell expect are Python, Data Science, Machine Learning, R and Artificial Intelligence.

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Dell Data Scientist Salary
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4.2/5

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