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3m Digital Data Scientist Interview Questions and Answers
3m Digital Data Scientist Interview Experiences
1 interview found
30 mins behavior question about BQ.
(2 Questions)
- Q1. Go through your resume
- Q2. ML technology and some metrics
Interview Preparation Tips
Top trending discussions
Interview questions from similar companies
Selected
I applied via Company Website and was interviewed in Dec 2024. There were 3 interview rounds.
Basic self evaluation test.
(3 Questions)
- Q1. What project I have completed and follow-up questions on that?
- Q2. How to handle class imbalance.
- Ans.
Handling class imbalance involves techniques like resampling, using different algorithms, and adjusting class weights.
Use resampling techniques like oversampling or undersampling to balance the classes.
Utilize algorithms that are robust to class imbalance, such as Random Forest, XGBoost, or SVM.
Adjust class weights in the model to give more importance to minority class.
Use evaluation metrics like F1 score, precision, r...
- Q3. Basic Python coding questions.
(2 Questions)
- Q1. Data-related questions.
- Q2. ML Ops questions.
Interview Preparation Tips
- Python
- MLOPS
I applied via Recruitment Consulltant and was interviewed in Oct 2024. There was 1 interview round.
(1 Question)
- Q1. How to ensure scalability
Selected
I applied via Company Website and was interviewed in Jul 2024. There were 5 interview rounds.
(1 Question)
- Q1. Basic ml related questions,past project discussion
(1 Question)
- Q1. AI, ML related, statistical analysis of the graph.
(1 Question)
- Q1. Work culture, check
(1 Question)
- Q1. Work culture, project discussion, scenario based questions
(1 Question)
- Q1. Basic HR questions, why sap salary discussions
(2 Questions)
- Q1. Given a situation how do you handle different cases
- Q2. Given a proab stats question
Interview Preparation Tips
Abhilasha Dimble
I applied via Naukri.com and was interviewed in Jan 2024. There was 1 interview round.
(1 Question)
- Q1. Asked about projects. What is classification? Is knn used for regression?how? decision tree working for regression and classification Is naive Bayes used for regression?how? LLM Docker Aws GenAI Code for ...
Interview Preparation Tips
Starts interview with lots of questions..
He interrupts me in every question's answer.. doesn't even ready listen my answers ...
(2 Questions)
- Q1. Basic pandas questions on dataframes
- Q2. Some quiz questions
I applied via Approached by Company and was interviewed in Aug 2023. There was 1 interview round.
(1 Question)
- Q1. How can Logistic regression be applied for multiclasstext classification
- Ans.
Logistic regression can be applied for multiclasstext classification by using one-vs-rest or softmax approach.
One-vs-rest approach: Train a binary logistic regression model for each class, treating it as the positive class and the rest as the negative class.
Softmax approach: Use the softmax function to transform the output of the logistic regression into probabilities for each class.
Evaluate the model using appropriate...
Skills evaluated in this interview
Data Scientist Interview Questions & Answers
Automatic Data Processing (ADP)
Anonymous
posted on 21 Oct 2022
I applied via Approached by Company and was interviewed in Sep 2022. There were 3 interview rounds.
(1 Question)
- Q1. Basic DS question like how to handle missing features
(1 Question)
- Q1. Case study based questions
Interview Preparation Tips
I applied via LinkedIn and was interviewed in Aug 2024. There was 1 interview round.
(1 Question)
- Q1. Tell me about your project
- Ans.
Developed a machine learning model to predict customer churn for a telecom company
Used Python and scikit-learn for data preprocessing and model building
Performed feature engineering to improve model performance
Evaluated model using metrics like accuracy, precision, and recall
Implemented the model in a production environment for real-time predictions
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