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Aviva Global Services Data Scientist Interview Questions and Answers
1 interview found
Anonymous
Selected
I applied via Approached by Company and was interviewed in Mar 2024.
3 Interview Rounds
Coding Test Round
Simple data manipulation. Then building classification model
Aptitude Test Round
General questions about why you want to work there
HR Round (1 Question)
- Q1. Are you authorized to work Add Answer
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Interview questions from similar companies
I applied via Approached by Company and was interviewed in Nov 2024.
1 Interview Round
Technical Round (2 Questions)
- Q1. Asked to explain the projects I have done Add Answer
- Q2. What part did I play in the projects Add Answer
Interview Preparation Tips
I was interviewed in Oct 2024.
2 Interview Rounds
Technical Round (1 Question)
- Q1. Project related questions from your CV Add Answer
Technical Round (2 Questions)
- Q1. Question on transformers Add Answer
- Q2. Comparison of transfer learning and fintuning. View Answers (1)
Skills evaluated in this interview
I applied via Referral and was interviewed in Nov 2024.
1 Interview Round
Technical Round (2 Questions)
- Q1. SQL and pandas coding Add Answer
- Q2. Resume projects deep dive Add Answer
Interview Preparation Tips
Selected
I applied via Approached by Company and was interviewed in Aug 2024.
2 Interview Rounds
Coding Test Round
*****, arjumpudi satyanarayana
Technical Round (5 Questions)
- Q1. What is the python language View Answers (1)
- Q2. What is the code problems View Answers (1)
- Q3. What is the python code View Answers (1)
- Q4. What is the project View Answers (1)
- Q5. What is the lnderssip View Answers (1)
Interview Preparation Tips
- Python
- Machine Learning
Skills evaluated in this interview
I applied via Naukri.com and was interviewed in Sep 2024.
2 Interview Rounds
Technical Round (3 Questions)
- Q1. Overfitting and Underfitting Add Answer
- Q2. Find Nth-largest element View Answers (1)
- Q3. NLP Data preprocessing Add Answer
HR Round (2 Questions)
- Q1. Salary Discussion Add Answer
- Q2. Fitment discussion Add Answer
Skills evaluated in this interview
I applied via Naukri.com and was interviewed in Jul 2024.
2 Interview Rounds
One-on-one Round (3 Questions)
- Q1. Tell me about yourself? View Answers (1)
- Q2. Describe in detail about one of my main project. View Answers (1)
- Q3. Few questions related to my projects. Add Answer
Technical Round (1 Question)
- Q1. Questions on Basics python(Since i am fresher) Add Answer
Interview Preparation Tips
I applied via Naukri.com and was interviewed in Jul 2024.
1 Interview Round
Technical Round (6 Questions)
- Q1. Which GenAI projects I have worked on Add Answer
- Q2. What is the context window in LLMs View Answers (1)
- Q3. What is top_k parameter View Answers (1)
- Q4. What are regex patterns in python View Answers (1)
- Q5. What are iterators and tuples View Answers (1)
- Q6. Do I have REST API experience View Answers (1)
Skills evaluated in this interview
I applied via Job Portal and was interviewed in Apr 2024.
1 Interview Round
Technical Round (9 Questions)
- Q1. Explain XGBoost algoritm View Answers (1)
- Q2. XgBoost algorithm has 10-20 features. How are the splits decided, on which feature are they going to be divided? View Answers (2)
- Q3. Do you have any experience on cloud platform? View Answers (1)
- Q4. What is entropy, information gain? View Answers (1)
- Q5. What is hypothesis testing? View Answers (1)
- Q6. Explain precision and recall, when are they used in which scenario? View Answers (1)
- Q7. What is data imbalance? View Answers (1)
- Q8. What is SMOTE?
Do you have any experience working on Time Series?
Code analysis of global variable? View Answers (1)
- Q9. Find 5th highest salary in every department.
What are window functions
Difference between union and union all
Difference between delete and truncate. Add Answer
Interview Preparation Tips
Well versed with resume projects and concepts used in it.
Skills evaluated in this interview
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
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