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Dozee Data Scientist Interview Questions and Answers
Dozee Data Scientist Interview Experiences
1 interview found
Chinmay Bhagat
(1 Question)
- Q1. Generate a Dataframe
Interview questions from similar companies
Rahul singh
Selected
I applied via Naukri.com and was interviewed before Oct 2023. There were 2 interview rounds.
Python coding and sql coding
(2 Questions)
- Q1. List all the string which start with 'a'
- Ans.
List of strings starting with 'a'
Use a loop to iterate through each string
Check if each string starts with 'a'
Add the string to the list if it starts with 'a'
- Q2. Find out max value from the given table
- Ans.
Use SQL query to find max value from a table
Use SQL query SELECT MAX(column_name) FROM table_name;
For example, SELECT MAX(salary) FROM employees;
Ensure proper column name and table name are used in the query
Interview Preparation Tips
Skills evaluated in this interview
Anonymous
I applied via Referral and was interviewed before Oct 2023. There was 1 interview round.
Python sql basic questions
Selected
I applied via Hirect and was interviewed in May 2022. There were 5 interview rounds.
Basic python sql questions, mcq based and coding questions.
(1 Question)
- Q1. They asked the projects which I am working on and had discussion on the same. Asked few statistical questions like boxplots and normal distribution. Also asked basic questions on advance SQL
(1 Question)
- Q1. Problem solving questions. Gave a case study to check presence of mind
(1 Question)
- Q1. Basic salary discussion
Interview Preparation Tips
- SQL
- python
I applied via Campus Placement and was interviewed in Oct 2022. There were 4 interview rounds.
SQL and quant, logical questions were asked.
(1 Question)
- Q1. 1. Tell me about your self 2. Resume based questions 3. Need to write basic SQL queries and also print same output using pandas
(1 Question)
- Q1. 1. Tell me about your self 2. Statistics questions 3. Guestimates 4. Why do you want to join company
Interview Preparation Tips
(1 Question)
- Q1. Linear regression? python coding of lists.
(1 Question)
- Q1. Linear regression? python coding
Interview Preparation Tips
I applied via Campus Placement and was interviewed in Jun 2021. There were 3 interview rounds.
Interview Questionnaire
1 Question
- Q1. Technical round - basics about statistics, machine learning models, python and SQL Managerial round- Personality check, try to know you personally
Interview Preparation Tips
I applied via Recruitment Consulltant and was interviewed before Jun 2021. There were 3 interview rounds.
(1 Question)
- Q1. When do you prefer Decision Tree better than Random Forest model if model outputs are similar
- Ans.
Decision Tree is preferred over Random Forest when interpretability is important.
Decision Tree is easier to interpret and visualize than Random Forest.
Decision Tree is better suited for small datasets with few features.
Random Forest is better suited for large datasets with many features.
Random Forest is less prone to overfitting than Decision Tree.
Decision Tree can be used as a building block for Random Forest.
If inter...
(1 Question)
- Q1. Why do you want to work here
Interview Preparation Tips
Skills evaluated in this interview
I applied via Company Website and was interviewed before Jun 2021. There were 2 interview rounds.
(2 Questions)
- Q1. 1 case study, mine was if a new resstraunt is opened how would i bring in the customers 2 pyhton,list,tuple and datafram related 5 to 10 question simple name changing lambada and all 3 sql oral question dd...
- Q2. Interview 3 - case study similar to the one above but here i had to associate it with a ml algo to explain the answer
Interview Preparation Tips
I applied via Campus Placement and was interviewed in Jul 2024. There were 3 interview rounds.
Basic aptitude questions
Communication related question
(2 Questions)
- Q1. About to attend
- Q2. I am about to attend
Interview Preparation Tips
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Interview Questions for Popular Designations
- Senior Data Scientist Interview Questions
- Decision Scientist Interview Questions
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- Research Scientist Interview Questions
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Dozee Data Scientist Interview Process
based on 1 interview
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Dozee Data Scientist Reviews and Ratings
based on 1 review
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