3819 interview questions for developers (2025)

98 votes3851 runs5 comments

45 votes3094 runs0 comment

43 votes3529 runs4 comments

34 votes1845 runs1 comment

33 votes1952 runs1 comment

31 votes5901 runs

Victor Sabatierat Jan 4, 2022

30 votes3573 runs2 comments

28 votes2835 runs

Pierreat Sep 19, 2022

27 votes3643 runs

Camilleat Apr 27, 2023

25 votes5886 runs1 comment

Victor Sabatierat Jan 4, 2022

23 votes1817 runs1 comment

Léoat Mar 29, 2022

22 votes708 runs1 comment

authentication

Damienat Sep 6, 2023

21 votes2225 runs0 comment

Théoat Mar 28, 2022

19 votes3048 runs0 comment

18 votes4647 runs

18 votes2069 runs0 comment

18 votes1357 runs0 comment

machine learning

missing data

Martinat Apr 4, 2022

17 votes3067 runs0 comment

17 votes2969 runs1 comment

16 votes6036 runs

3819 interview questionsfor developers (2025)

Test your developer skills before an interview with 3819 corrected questions on 80+ topics. Beginner, Intermediate or Expert level.

3819 interview questionsfor developers (2025)

Test your developer skills before an interview with 3819 corrected questions on 80+ topics. Beginner, Intermediate or Expert level.

Understanding the differences between `map()` and `forEach()` methods in JavaScript

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

Write a JavaScript function that fetches data from an API and logs it to the console.

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

Explain the difference between the `include` and `require` functions in PHP.

Write the non-JSX equivalent of the following code:

Create a form with two mandatory fields in Angular

Write a Java program that prints 'welovedev'.

Fix the following Javascript loop:

Write the missing code to render the children of the UserProfile component.

What is TypeScript?

What is the purpose of the Laravel Sanctum tool?

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

Select only distinct values in a column using SQL

Call a function on the first render of a React component

List the different build modes in Flutter

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

Write a SQL query to insert data into a table

Update a column in an SQL table

Write a React component as a function