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45 interview questionsfor developers (2025)

Test your developer skills before an interview with 45 corrected questions on 80+ topics. Beginner, Intermediate or Expert level.

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Easy
7 votes854 runs2 comments
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1 comment

Undefined behavior.

IT Architect
memory
pointers
Abha Agrawaat Jan 2, 2024
Easy
3 votes315 runs0 comment
Easy
3 votes170 runs0 comment
Easy
2 votes343 runs0 comment
Medium
2 votes331 runs
2 comments
Medium
1 vote31 runs0 comment
Easy
0 vote390 runs0 comment
Easy
0 vote376 runs0 comment

What is a file .o?

IT Architect
object file
compilation
Kahinaat Sep 19, 2022
Easy
0 vote362 runs
2 comments
Easy
0 vote361 runs1 comment
Easy
0 vote352 runs0 comment
Easy
0 vote351 runs0 comment
Easy
0 vote337 runs0 comment
Medium
0 vote258 runs0 comment

What are preprocessor directives for?

IT Architect
preprocessor
directives
Kahinaat Mar 21, 2022
Easy
0 vote151 runs0 comment