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Optum Global Solutions
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Optum Global Solutions Data Scientist Interview Questions and Answers
Optum Global Solutions Data Scientist Interview Experiences
9 interviews found
Anonymous
I applied via Campus Placement
Bulb and switch puzzle
Rope burning and length question
(1 Question)
- Q1. Why you want to join optum
(1 Question)
- Q1. Fundamentals of ML, classical ML
- Ans.
Fundamentals of classical machine learning
Classical machine learning involves algorithms that learn from data and make predictions or decisions.
Common algorithms include linear regression, decision trees, support vector machines, and k-nearest neighbors.
Key concepts include training data, testing data, model evaluation, and hyperparameter tuning.
Classical ML is often used for tasks like classification, regression, clus
(1 Question)
- Q1. Research paper discussion
Skills evaluated in this interview
Selected
I applied via Referral and was interviewed before Jul 2023. There were 3 interview rounds.
Hacker rank coding questions
(2 Questions)
- Q1. Python list dictionary
- Q2. Projects related questions which I have done earlier
(2 Questions)
- Q1. Why you want to join
- Q2. About my projects
Interview Preparation Tips
What people are saying about Optum Global Solutions
Selected
I applied via Campus Placement and was interviewed before Jul 2023. There were 3 interview rounds.
Puzzlee on three bulb, switched off, tell which one
(2 Questions)
- Q1. Puzzle - rope burn and length
- Q2. Strength and weakness
Optum Global Solutions interview questions for designations
Prayank Kulshrestha
I applied via Naukri.com and was interviewed in Mar 2022. There were 2 interview rounds.
(2 Questions)
- Q1. Question on NER models
- Q2. Question from project
(2 Questions)
- Q1. Critical thinking questions
- Q2. Case studies based questions
Interview Preparation Tips
Selected
I applied via Referral and was interviewed before Aug 2022. There were 4 interview rounds.
(1 Question)
- Q1. Question related to CNN in details, Different ML algorithms, Questions related to pandas
(1 Question)
- Q1. Question related to MLOps, GitHub
(1 Question)
- Q1. Salary expectations
Interview Preparation Tips
Interview Questionnaire
1 Question
- Q1. Good knowledge about Machine Learning algorithms and their mathematical structure.
Interview Preparation Tips
I applied via Recruitment Consultant and was interviewed in Mar 2021. There were 3 interview rounds.
Interview Questionnaire
2 Questions
- Q1. Super Quick Case Study on Sales
- Q2. Questions on Machine learning Projects in your Resume
Interview Preparation Tips
Other topics: SQL, Excel, Pivot tables
I was interviewed before Jul 2021.
(2 Questions)
- Q1. Model evaluation and performance metrices
- Q2. Explaination of bagging and boosting techniques
- Ans.
Bagging and boosting are ensemble techniques used to improve the accuracy of machine learning models.
Bagging involves training multiple models on different subsets of the training data and then combining their predictions through voting or averaging.
Boosting involves iteratively training models on the same data, with each subsequent model focusing on the samples that the previous models misclassified.
Bagging reduces va...
Interview Preparation Tips
Skills evaluated in this interview
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...
Skills evaluated in this interview
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Interview Questions for Popular Designations
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Optum Global Solutions Data Scientist Interview Process
based on 7 interviews
2 Interview rounds
- Resume Shortlist Round
- HR Round
Data Scientist Interview Questions from Similar Companies
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Optum Global Solutions Data Scientist Reviews and Ratings
based on 42 reviews
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