513 interview questions for Data Scientist (2024)

28 votes2150 runs0 comment

28 votes1239 runs1 comment

15 votes1598 runs0 comment

Théoat Mar 28, 2022

14 votes2071 runs1 comment

13 votes2124 runs0 comment

12 votes2114 runs0 comment

12 votes629 runs0 comment

machine learning

deep learning

Martinat Sep 19, 2022

11 votes2133 runs0 comment

11 votes930 runs0 comment

machine learning

missing data

Martinat Apr 4, 2022

10 votes2074 runs4 comments

10 votes2024 runs0 comment

9 votes890 runs1 comment

8 votes1447 runs0 comment

Théoat Mar 28, 2022

8 votes653 runs0 comment

Martinat Mar 14, 2022

7 votes2104 runs0 comment

7 votes1642 runs0 comment

Théoat Jan 23, 2023

7 votes835 runs0 comment

machine learning

missing data

Martinat Apr 4, 2022

7 votes737 runs0 comment

scikit-learn

logistic regression

7 votes700 runs0 comment

neural network

back propagation

6 votes1969 runs0 comment

513 interview questionsfor Data Scientist (2024)

Test your technical skills before an interview of Data Scientist with 513 corrected questions. Beginner, Intermediate or Expert level.

513 interview questionsfor Data Scientist (2024)

Test your technical skills before an interview of Data Scientist with 513 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.

Update a column in an SQL table

Select only distinct values in a column using SQL

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 a SQL query to insert data into a table

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

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.

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

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

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.

How to delete an SQL table?

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?

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

Write a SQL query to get the total order amount for each customer.