528 interview questions for Data Scientist (2024)

29 votes2238 runs0 comment

29 votes1300 runs1 comment

16 votes1661 runs0 comment

Théoat Mar 28, 2022

14 votes2209 runs0 comment

14 votes2154 runs1 comment

13 votes986 runs0 comment

machine learning

missing data

Martinat Apr 4, 2022

12 votes2218 runs0 comment

12 votes2198 runs0 comment

12 votes671 runs0 comment

machine learning

deep learning

Martinat Sep 19, 2022

10 votes2159 runs4 comments

10 votes2106 runs0 comment

9 votes1507 runs0 comment

Théoat Mar 28, 2022

9 votes967 runs1 comment

9 votes692 runs0 comment

Martinat Mar 14, 2022

8 votes1705 runs0 comment

Théoat Jan 23, 2023

8 votes888 runs0 comment

machine learning

missing data

Martinat Apr 4, 2022

8 votes775 runs0 comment

scikit-learn

logistic regression

8 votes480 runs0 comment

NLP (Natural language processing)

named entity recognition

7 votes2186 runs0 comment

7 votes728 runs0 comment

neural network

back propagation

528 interview questionsfor Data Scientist (2024)

Test your technical skills before an interview of Data Scientist with 528 corrected questions. Beginner, Intermediate or Expert level.

528 interview questionsfor Data Scientist (2024)

Test your technical skills before an interview of Data Scientist with 528 corrected questions. Beginner, Intermediate or Expert level.

Write a SQL query to retrieve the list of employees with a salary greater than 5100.

Write a Python function that returns the factorial of a number.

Write a Python function that prints the elements of a list.

Select only distinct values in a column using SQL

Update a column in an SQL table

How to handle missing data in a given training data set ?

Write a SQL query to insert data into a table

Which SQL keyword is used to sort the result of a SELECT statement?

What is the relation between Artificial intelligence (AI), machine learning and deep learning?

Write the SQL query to delete a column from a table

Write a SQL query to retrieve the products with a price less than 1000 and sort the results in descending order of price.

Use the zip() function to iterate over two lists in parallel.

Write a SQL query to retrieve the titles of books written by 'John Smith'.

What is the missing word in the following sentence: Overfitting is the production of a model that corresponds too closely to the training data set and may therefore fail to fit other data sets and so fail to perform any reliable forecast.

Start a HTTP server from the CLI with python

How to handle missing data in a given training data set ?

What is the value of the decision threshold used with logistic regression in Scikit-learn?

What does NER mean?

How to delete an SQL table?

How is the error calculated during back propagation in a neural network?