Linux quiz

Test your Linux knowledge with a free interactive quiz — 50 questions with answers and explanations. No signup needed to play.

Which command lists the running processes?

1. Which command lists the running processes?
2. A Linux "distribution" differs from the kernel in that:
3. `top` and `htop` are best described as:
4. `tar -czf archive.tar.gz dir/` does what?
5. `man <command>` does what?
6. What is Linux?
7. Which command prints the current working directory?
8. What is `cron` used for?
9. How do you set an environment variable for the current shell so child processes inherit it?
10. Which command changes a file's permissions?
11. `kill -9 1234` does what?
12. Which command lists the contents of the current directory?

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