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Highbrow Data Science Analyst Interview Questions and Answers
1 interview found
Anonymous
I applied via Naukri.com and was interviewed in Apr 2024.
2 Interview Rounds
Technical Round (3 Questions)
- Q1. Asked questions on machine learning algorithms , data frames, lists and strings coding questions Add Answer
- Q2. Knn, kmeans differences Add Answer
- Q3. What are outliers View Answers (1)
Case Study Round
Provided some data set and given some set of analysis questions ,need to solve in python.
sql query.
Interview Preparation Tips
Interview questions from similar companies
I applied via Company Website and was interviewed in Nov 2020.
Interview Questions
- Q1. Basic data science and statistics questions, sql, python, nlp
Explain my projects, questions based on that
Add Answer
Interview Preparation Tips
1 Interview Round
One-on-one Round (2 Questions)
- Q1. What is bias v variance tradeoff Add Answer
- Q2. When should bagging v boosting techniques be used Add Answer
Selected
I applied via Recruitment Consulltant and was interviewed in Feb 2024.
2 Interview Rounds
Technical Round (2 Questions)
- Q1. Implement backpropagation algorithm in python View Answers (1)
- Q2. How do you ensure that retrieval in RAG give the correct documents? Explain any project involving generative AI. View Answers (1)
Case Study Round
More in-depth discussion about the projects. Why did you take certain decisions etc.
Interview Preparation Tips
- Machine Learning
- Deep Learning
- Generative AI
- Python
Skills evaluated in this interview
I applied via Walk-in and was interviewed in Apr 2024.
1 Interview Round
One-on-one Round (2 Questions)
- Q1. Basic questions in python Add Answer
- Q2. Questions in Ml Add Answer
2 Interview Rounds
Coding Test Round
Data Structures and Alg.
Technical Round (1 Question)
- Q1. EDA and NumPy and Pandas Add Answer
Interview Preparation Tips
Aila Chanakya Darahas
2 Interview Rounds
Coding Test Round
Good execellnt and well done
HR Round (2 Questions)
- Q1. Tell me your self Add Answer
- Q2. Tell me why cogniznt Add Answer
I applied via campus placement at Institute of Technology, Banaras Hindu University and was interviewed before Sep 2021.
2 Interview Rounds
Coding Test Round
1. There were two coding problems from leetcode (1 easy and 1 mediam).
2. One was machine learning problem having hingh weightage. They given a data and we have to make a linear regression model on data and submit prediction.
Technical Round (4 Questions)
- Q1. It was a technical interview . Mostly focussed on data science machine learning alogorithms. Also do prepare case studies. Add Answer
- Q2. Explain Random forest. What is gini impurity. View Answers (1)
- Q3. One coding question (best time to buy and sell stock leetcode easy version). Add Answer
- Q4. One case study data science senario based case study. Add Answer
Interview Preparation Tips
- Machine Learning
- Aptitude
- Probability
- Statistics
- Data Structure and al
2. Practice MCQs about stats, probability, ML algos and aptitude.
3. Practice leetcode daily solve around 200+ problems (50 easy 10 mediam).
4. Solve ML problems on hckerrank.
5. For interviews solve some case studies type of questions based on application of data science, designing features for models, training steps and validation.
Skills evaluated in this interview
Selected
I applied via Naukri.com and was interviewed before Mar 2023.
2 Interview Rounds
Technical Round (1 Question)
- Q1. Questions were easy Add Answer
Group Discussion Round
Questions were easy, related to resume
I applied via Company Website and was interviewed in Nov 2020.
Interview Questions
- Q1. Basic data science and statistics questions, sql, python, nlp
Explain my projects, questions based on that
Add Answer
Interview Preparation Tips
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