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EY Global Delivery Services ( EY GDS) Data Scientist Interview Questions and Answers

Updated 19 Oct 2023

EY Global Delivery Services ( EY GDS) Data Scientist Interview Experiences

3 interviews found

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
No response

I applied via Job Portal and was interviewed in Apr 2023. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - One-on-one 

(7 Questions)

  • Q1. Why we need lists and tuple, real time example
  • Ans. 

    Lists and tuples are essential data structures in Python for storing and manipulating collections of items.

    • Lists are mutable and allow for dynamic resizing, making them suitable for scenarios where the size of the collection may change over time.

    • Tuples are immutable and provide a fixed-size collection, making them useful for scenarios where the collection should not be modified.

    • Lists and tuples can be used to store and...

  • Answered by AI
  • Q2. Boosting techniques
  • Ans. 

    Boosting techniques are ensemble methods that combine weak learners to create a strong learner.

    • Boosting algorithms iteratively train weak models and give more weight to misclassified instances.

    • Examples of boosting techniques include AdaBoost, Gradient Boosting, and XGBoost.

    • Boosting can be used for classification and regression tasks.

    • Boosting algorithms aim to reduce bias and variance in the final model.

    • Boosting can imp...

  • Answered by AI
  • Q3. What is pruning and why it is used
  • Ans. 

    Pruning is a technique used in machine learning to reduce the size of a decision tree by removing unnecessary branches.

    • Pruning helps prevent overfitting by simplifying the model.

    • It improves the model's generalization ability by reducing complexity.

    • Pruning can be done through pre-pruning or post-pruning.

    • Pre-pruning involves setting a threshold to stop tree growth early.

    • Post-pruning involves removing branches that do not...

  • Answered by AI
  • Q4. About Project mentioned in resume. Your role in it. And how you executed your part in it
  • Q5. AWS based questions
  • Q6. Questions related to ML & DL Algorithms. Mostly on NLP (For me)
  • Q7. Few questions on latest things like LLM, Generative AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Be prepared on your projects as mentioned in your resume

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Referral and was interviewed in Sep 2023. There were 2 interview rounds.

Round 1 - Technical 

(1 Question)

  • Q1. Basic python and sql
Round 2 - Technical 

(1 Question)

  • Q1. Basic python and sql and managerial

Data Scientist Interview Questions Asked at Other Companies

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Q5. Technical QuestionGiven a API reference. You had to make a post r ... read more

I applied via Referral and was interviewed in Mar 2021. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Project, Algorithm, SQL

Interview Preparation Tips

Interview preparation tips for other job seekers - You should very clear about your resume.
Good at Alogirthm which you have mentioned in the resume. (Mathematical concepts too).

EY Global Delivery Services ( EY GDS) Interview FAQs

How many rounds are there in EY Global Delivery Services ( EY GDS) Data Scientist interview?
EY Global Delivery Services ( EY GDS) interview process usually has 2-3 rounds. The most common rounds in the EY Global Delivery Services ( EY GDS) interview process are Technical, Resume Shortlist and One-on-one Round.
How to prepare for EY Global Delivery Services ( EY GDS) 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 EY Global Delivery Services ( EY GDS). The most common topics and skills that interviewers at EY Global Delivery Services ( EY GDS) expect are Data Science, Python, Deep Learning, Machine Learning and R.
What are the top questions asked in EY Global Delivery Services ( EY GDS) Data Scientist interview?

Some of the top questions asked at the EY Global Delivery Services ( EY GDS) Data Scientist interview -

  1. Why we need lists and tuple, real time exam...read more
  2. what is pruning and why it is u...read more
  3. Boosting techniq...read more

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EY Global Delivery Services ( EY GDS) Data Scientist Salary
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₹6.8 L/yr - ₹21.5 L/yr
10% less than the average Data Scientist Salary in India
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EY Global Delivery Services ( EY GDS) Data Scientist Reviews and Ratings

based on 8 reviews

4.2/5

Rating in categories

4.5

Skill development

4.0

Work-Life balance

3.8

Salary & Benefits

4.2

Job Security

4.2

Company culture

3.5

Promotions/Appraisal

3.7

Work Satisfaction

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