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Ernst & Young Data Scientist Staff Interview Questions and Answers
1 interview found
Anonymous
Selected
I applied via Referral and was interviewed before Jun 2022.
4 Interview Rounds
Resume Shortlist Round
Case Study Round
Generic case description on type of projects i have worked on with detailed explanation on what tasks were performed and my role in the project.
Technical Round (3 Questions)
- Q1. What various techniques have u worked on? Statistical methods approach etc. View Answers (1)
- Q2. Can you explain how and when you have used linear regression? A full 40 min discussion on this alone with all possible in and out details on model building, val...read more Add Answer
- Q3. A few programming questions in python on syntax on list comprehension and basic list operations. Nothing major Add Answer
One-on-one Round (1 Question)
- Q1. Basic discussion on other types of projects done along with techniques used. More techno HR round really emphasis on architectural approach building and problem...read more Add Answer
Interview Preparation Tips
- Machine Learning
- Python
- Data Analysis
- Problem Solving
- Data Science
- model validation
- model evaluation and training
Interview questions from similar companies
Manas Sharma
1 Interview Round
One-on-one Round (1 Question)
- Q1. What is xgboost algorithm View Answers (1)
Selected
I applied via Approached by Company and was interviewed in May 2024.
3 Interview Rounds
Coding Test Round
DSA was asked. And general coding language questions were asked. Previous experience based questions were asked.
Coding Test Round
Machine Learning, Generative AI, Deep learning interview questions. 2 Coding problems based on Algorithms.
Technical Round (3 Questions)
- Q1. One systems design question was there. Add Answer
- Q2. Situations based problems was there. Add Answer
- Q3. Questions on Past experiences. Add Answer
Hemant Yadav
Selected
I applied via Approached by Company and was interviewed in Oct 2024.
2 Interview Rounds
Coding Test Round
Combination logic on python
Technical Round (1 Question)
- Q1. Explain classification View Answers (1)
2 Interview Rounds
Technical Round (1 Question)
- Q1. ML, DL, Data Science, Python Add Answer
Technical Round (1 Question)
- Q1. AI,ML, Data Science, Use cases Add Answer
1 Interview Round
Coding Test Round
Machine Learning, Metrics
Selected
I applied via Approached by Company and was interviewed before May 2023.
2 Interview Rounds
Technical Round (1 Question)
- Q1. 1. What is the role of beta value in Logistic regression? 2. What is bias variance trade off? 3. How did you decide on the list of variables that would be used ...read more View Answers (1)
Case Study Round
1. You are the data scientist of a digital store. You have to recommend top 10 products to a customer. What variables and techniques will you use to recommend the top 10 products?
Interview Preparation Tips
Skills evaluated in this interview
Selected
I applied via Approached by Company and was interviewed before Sep 2023.
3 Interview Rounds
Case Study Round
Simple Data Science Case Study
Technical Round (1 Question)
- Q1. Python knowledge related questions Add Answer
Case Study Round
Data Science Case Study
Selected
I applied via Company Website and was interviewed before Sep 2022.
4 Interview Rounds
Resume Shortlist Round
HR Round (1 Question)
- Q1. Asked questions regarding my current role and responsibilities Add Answer
Technical Round (1 Question)
- Q1. Lots of questions related to Data Science coding test Add Answer
Cultural Interview Round (1 Question)
- Q1. Taken two rounds of test to check cultural and team fitment. Add Answer
2 Interview Rounds
Coding Test Round
It was on HackerRank
Case Study Round
Building a reward points model.
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