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68 interview questionsfor developers (2024)

Test your developer skills before an interview with 68 corrected questions on 80+ topics. Beginner, Intermediate or Expert level.

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68 questions
Easy
3 votes403 runs0 comment

What is the "Metaverse" imagined by "Mark Zuckerberg"?

IT Architect
metaverse
virtual
Vincent Cotroat Sep 19, 2022
Easy
3 votes376 runs0 comment

What is the most used back-end language for websites?

IT Architect
back-end
language
Vincent Cotroat Feb 10, 2023
Easy
2 votes189 runs1 comment

The IT transition to the year 2000 has given rise to many concerns! Why ?

IT Architect
date
computer
Vincent Cotroat Sep 19, 2022
Hard
1 vote431 runs0 comment

In 2016, Linkedin had a large data breach and leaked 168 millions of users data including hashed password. What was the protections of those password ?

IT Architect
hashing
security
Dragon parfaitat Sep 19, 2022
Medium
1 vote391 runs0 comment

Write a Rust function that returns the first 10 prime numbers.

IT Architect
rust
algorithm
Vincent Cotroat Sep 19, 2022
Expert
1 vote363 runs1 comment

Write a Java program that throws an exception.

IT Architect
exceptions
Vincent Cotroat Sep 19, 2022
Medium
1 vote317 runs0 comment

Write a function that returns the first non-repeating character in a string.

IT Architect
javascript
Vincent Cotroat Sep 19, 2022
Hard
1 vote76 runs0 comment

What is the output of the following code ? ```js let c = { bonjour: "Hello!" }; let d; d = c; c.bonjour = "Wesh!"; console.log(d.bonjour); ```

IT Architect
objects
references
Vincent Cotroat Sep 19, 2022
Easy
1 vote41 runs0 comment

Which company acquired Github in 2018?

IT Architect
history
Vincent Cotroat Sep 19, 2022
Medium
1 vote25 runs0 comment

Write an algorithm that returns the sum of the first 20000 integers.

IT Architect
array
loop
Vincent Cotroat Sep 19, 2022
Easy
1 vote23 runs1 comment

Which country host the most websites in the world ?

IT Architect
data
Vincent Cotroat Sep 19, 2022
Expert
0 vote425 runs0 comment

Write an algorithm to find the sum of the first 1000000 integers.

IT Architect
array
loop
Vincent Cotroat Sep 19, 2022
Expert
0 vote413 runs0 comment

Which of the following service have leaked millions of badly hashed data ?

IT Architect
hashing
security
Dragon parfaitat Sep 19, 2022
Medium
0 vote372 runs1 comment

What percentage of websites use CSS?

IT Architect
css
Vincent Cotroat Sep 19, 2022
Hard
0 vote365 runs0 comment

What is the percentage of websites in French on the entire web available?

IT Architect
web
language
Vincent Cotroat Sep 19, 2022
Hard
0 vote363 runs0 comment

What is the history of the C language?

IT Architect
c
history
Dragon parfaitat Mar 28, 2023
Hard
0 vote362 runs1 comment

Is the following a valid JavaScript expression? `undefined`

IT Architect
boolean
logic
Vincent Cotroat Sep 19, 2022
Easy
0 vote307 runs0 comment

What is the most popular mail provider in 2021?

IT Architect
mail
provider
Vincent Cotroat Sep 19, 2022
Hard
0 vote290 runs0 comment

Richard Stallman is known for: GNU and GCC

IT Architect
history
Dragon parfaitat Sep 19, 2022
Medium
0 vote279 runs0 comment

What is the nature of the CVE-2021-44228 vulnerability on log4j?

IT Architect
log4j
vulnerability
security
Davidat Mar 30, 2022