534 interview questions for Artificial Intelligence Expert (2025)

Easy

45 votes3244 runs0 comment

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

Back-end developer

sql

select

where

Vincent Cotroat Mar 30, 2023

Easy

36 votes1932 runs1 comment

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

Back-end developer

recursion

Vincent Cotroat Mar 28, 2023

Hard

22 votes2309 runs0 comment

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

Back-end developer

list

for loop

Anonymous authorat Mar 28, 2022

Easy

19 votes3200 runs0 comment

Select only distinct values in a column using SQL

Back-end developer

sql

distinct

Vincent Cotroat Mar 27, 2023

Hard

19 votes1411 runs0 comment

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

Data Scientist

machine learning

missing data

Martinat Apr 4, 2022

Easy

18 votes3116 runs1 comment

Update a column in an SQL table

Back-end developer

sql

update

Vincent Cotroat Nov 7, 2023

Easy

17 votes3215 runs0 comment

Write a SQL query to insert data into a table

Back-end developer

sql

insert

Vincent Cotroat Mar 27, 2023

Easy

16 votes3181 runs0 comment

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

Back-end developer

sql

order by

Vincent Cotroat Mar 27, 2023

Easy

16 votes847 runs0 comment

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.

Data Scientist

overfitting

Martinat Mar 14, 2022

Easy

16 votes821 runs0 comment

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

Data Scientist

machine learning

deep learning

Martinat Sep 19, 2022

Medium

13 votes3145 runs4 comments

Write the SQL query to delete a column from a table

Back-end developer

sql

table

column

Vincent Cotroat Mar 27, 2023

Medium

12 votes2094 runs0 comment

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

Back-end developer

list

zip

Anonymous authorat Mar 28, 2022

Easy

12 votes1625 runs

2 comments

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

Back-end developer

join

inner join

sql

Vincent Cotroat Sep 6, 2023

Easy

12 votes1007 runs0 comment

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

Data Scientist

scikit-learn

threshold

logistic regression

Anonymous authorat Apr 6, 2022

Easy

11 votes3136 runs0 comment

How to delete an SQL table?

Back-end developer

sql

tables

Vincent Cotroat Mar 27, 2023

Easy

11 votes3031 runs0 comment

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

Back-end developer

sql

order by

descending

Vincent Cotroat Mar 28, 2023

Medium

11 votes1372 runs0 comment

The validation set is used to provide frequent and unbiased evaluations of the model’s fit on the training set while tuning its hyperparameters/parameters: in other words,the model is found and then tested on the validation set before to be improved once again.

Data Scientist

hyperparameters

model

Martinat Mar 15, 2022

Medium

10 votes2351 runs0 comment

Start a HTTP server from the CLI with python

Back-end developer

cli

http

Anonymous authorat Jan 23, 2023

Easy

10 votes2069 runs0 comment

What type is `function_a` in the following code ?

Back-end developer

functions

decorators

Anonymous authorat Mar 28, 2022

Medium

10 votes1276 runs0 comment

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

Data Scientist

machine learning

missing data

Martinat Apr 4, 2022

534 interview questionsfor Artificial Intelligence Expert (2025)

Test your technical skills before an interview of Artificial Intelligence Expert with 534 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

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

Update a column in an SQL table

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 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.

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

Write the SQL query to delete a column from a table

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

How to delete an SQL table?

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

The validation set is used to provide frequent and unbiased evaluations of the model’s fit on the training set while tuning its hyperparameters/parameters: in other words,the model is found and then tested on the validation set before to be improved once again.

Start a HTTP server from the CLI with python

What type is `function_a` in the following code ?

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