512 interview questions for Data Scientist (2024)

26 votes1118 runs1 comment

22 votes1972 runs0 comment

14 votes1472 runs0 comment

Théoat Mar 28, 2022

12 votes1901 runs1 comment

10 votes1947 runs0 comment

10 votes868 runs0 comment

machine learning

missing data

Martinat Apr 4, 2022

9 votes507 runs0 comment

machine learning

deep learning

Martinat Sep 19, 2022

8 votes1956 runs0 comment

8 votes1940 runs0 comment

8 votes1899 runs4 comments

7 votes1855 runs0 comment

7 votes1516 runs0 comment

Théoat Jan 23, 2023

7 votes1331 runs0 comment

Théoat Mar 28, 2022

7 votes777 runs0 comment

machine learning

missing data

Martinat Apr 4, 2022

7 votes656 runs0 comment

scikit-learn

logistic regression

6 votes729 runs1 comment

6 votes659 runs0 comment

neural network

back propagation

6 votes417 runs0 comment

NLP (Natural language processing)

named entity recognition

5 votes1934 runs0 comment

5 votes1515 runs1 comment

512 interview questionsfor Data Scientist (2024)

Test your technical skills before an interview of Data Scientist with 512 corrected questions. Beginner, Intermediate or Expert level.

512 interview questionsfor Data Scientist (2024)

Test your technical skills before an interview of Data Scientist with 512 corrected questions. Beginner, Intermediate or Expert level.

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

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

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

Update a column in an SQL table

Select only distinct values in a column using SQL

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

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

Write a SQL query to insert data into a table

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

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.

Start a HTTP server from the CLI with python

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

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?

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

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

What does NER mean?

How to delete an SQL table?

Write a SQL query to retrieve employees with a salary higher than the average salary.