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Lenskart Data Science Intern Interview Questions and Answers
1 interview found
Yakshith Naidu
Selected
2 Interview Rounds
One-on-one Round (3 Questions)
- Q1. What is a logistic regression model? View Answers (1)
- Q2. Explain the random forest model. View Answers (1)
- Q3. Explain decision trees View Answers (1)
HR Round (2 Questions)
- Q1. How do you see yourself in next 5 years? View Answers (1)
- Q2. What are you 5 years back.what is the difference? View Answers (1)
Skills evaluated in this interview
Top trending discussions
Interview questions from similar companies
Anonymous
Selected
I applied via Company Website and was interviewed before Dec 2023.
3 Interview Rounds
Aptitude Test Round
Categories of the CAT exam include Quantitative Aptitude, Verbal Ability, Data Interpretation and Logical Reasoning, and Graphical questions.
Coding Test Round
Medium level. Focus on SQL subqueries application.
One-on-one Round (2 Questions)
- Q1. Statistical questions related to different hypothesis testing Add Answer
- Q2. Questions related to different machine learning model Add Answer
Jay Nagwani
Selected
I applied via campus placement at Indian Institute of Technology (IIT), Kharagpur and was interviewed before Jun 2022.
6 Interview Rounds
Resume Shortlist Round
Technical Round (1 Question)
- Q1. 1. CLT, Linear regression assumptions Add Answer
Technical Round (1 Question)
- Q1. Covarience and Correlation Add Answer
Coding Test Round
Python ML short project to categories individuals based on salary
Technical Round (1 Question)
- Q1. R2 and Adjusted-R2 Add Answer
HR Round (1 Question)
- Q1. Two good and two bad things you thinks about Data science View Answers (1)
Skills evaluated in this interview
CodingNinjas
I was interviewed in Dec 2021.
4 Interview Rounds
Coding Test Round (3 Questions)
Round duration - 60 minutes
Round difficulty - Easy
Timing: 8:00-9:00 PM
There was 1 MCQ and 3 SQL queries. The platform was easy to use and navigate.
- Q1. SQL Question A table containing the details of all the drivers, and another table containing the details of trips is provided. Query the name of drivers that ha...read more View Answers (2)
- Q2. SQL Question A table containing the details of all the drivers, and another table containing the details of trips is provided. Query the name and number of trip...read more View Answers (1)
- Q3. SQL Question A table containing the details of Uber employees were provided. I had to query the maximum number of employees that worked in the company during ea...read more View Answers (1)
Video Call Round (3 Questions)
Round duration - 30 minutes
Round difficulty - Medium
Timing: 11 AM-11:30 AM
The interviewer was very kind and helpful. He helped me by giving hints whenever I was stuck.
- Q1. SQL Question User table containing user_id, ph_no, email_id, signup_city, banned, role, timestamp and trips table containing trip_id, client_id, driver_id, city...read more View Answers (1)
- Q2. SQL Question User table containing user_id, ph_no, email_id, signup_city, banned, role, timestamp and trips table containing trip_id, client_id, driver_id, city...read more View Answers (1)
- Q3. SQL Question User table containing user_id, ph_no, email_id, signup_city, banned, role, timestamp and trips table containing trip_id, client_id, driver_id, city...read more View Answers (1)
Video Call Round (2 Questions)
Round duration - 30 minutes
Round difficulty - Medium
Timing: 12:15 PM to 12:45 PM.
The interviewer was very helpful and friendly. He was more interested in my approach rather than the final answer.
- Q1. Puzzle Question In a bank, suppose there are 5 counters. Which approach mentioned below is better? 1) The new customer goes to whichever counter has a smaller q...read more View Answers (1)
- Q2. Puzzle Question
What new feature would you like to add in Uber?
View Answers (1)
Video Call Round (1 Question)
Round duration - 30 minutes
Round difficulty - Hard
Timing: 3:00PM to 3:30PM
This was Hiring Manager round. He asked me case study type of questions.
- Q1. Puzzle Question
How would you predict which user is likely to churn in the next 1 month? What variables would you consider for this?
View Answers (1)
Interview Preparation Tips
Tip 1 : Practice SQL and python coding questions using online coding platforms.
Tip 2 : Get in-depth theoretical knowledge about all the machine learning algorithms.
Tip 3 : Strengthen your statistics understanding.
Tip 1 : Highlight your skills properly
Tip 2 : Have thorough understanding about everything written in the resume
Skills evaluated in this interview
I applied via Job Portal and was interviewed in Nov 2024.
3 Interview Rounds
Coding Test Round
SQL and Python coding test
Technical Round (2 Questions)
- Q1. Bagging vs Boosting Add Answer
- Q2. Overfitting and Underfitting in GBDT Add Answer
HR Round (2 Questions)
- Q1. Questions on Recent project Add Answer
- Q2. Deep Learning vs classical ML Add Answer
2 Interview Rounds
Case Study Round
Business Related case study, signed NDA
Technical Round (2 Questions)
- Q1. Count number of Parameters in BERT Add Answer
- Q2. 3 sum array problem Add Answer
Interview Preparation Tips
2 Interview Rounds
Technical Round (2 Questions)
- Q1. Tell me about your projects? Add Answer
- Q2. How do you approach the project if you are using logistic regression model? View Answers (1)
HR Round (2 Questions)
- Q1. What are you future goals? Add Answer
- Q2. What would you do if your interested field doesnt have any work in the company? View Answers (1)
Skills evaluated in this interview
Nikkitha V
2 Interview Rounds
HR Round (1 Question)
- Q1. Explain the project Add Answer
Technical Round (1 Question)
- Q1. Explain the project Add Answer
2 Interview Rounds
Coding Test Round
SQL - shared question on the screen and asked to code in SQL
Technical Round (1 Question)
- Q1. Nth highes salary Add Answer
1 Interview Round
Technical Round (2 Questions)
- Q1. Basic Recommendation System Questions Add Answer
- Q2. A B Testing Questions Add Answer
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