Top 30 most asked Linux Questions in Interviews.

Reference : Linux

1. What does the ls command do?

2. What is the command to display the current directory?

3. How do you create a new directory in Linux?

4. What is the command to copy files or directories?

5. How do you move or rename files in Linux?

6. What is the command to delete files or directories?

7. How can you view the contents of a file in Linux?

8. What does the touch command do?

9. How do you find files in the filesystem using the command line?

10. How do you change the permissions of a file in Linux?

11. What is the command to change the owner of a file?

12. How do you change the group ownership of a file?

13. What do the ‘r’, ‘w’, and ‘x’ permissions mean?

14. What does the chmod 755 filename command do?

15. How do you check your network configuration in Linux?

16. What is the command to display network interfaces?

17. How do you test network connectivity in Linux?

18. What command is used to display routing table information?

19. How do you download files from the internet using the command line?

20. How do you view running processes in Linux?

21. What command is used to kill a process?

22. How do you see the resource usage of a system?

23. What does the top command do?

24. How do you start a process in the background?

25. How do you sort the contents of a file?

26. What is the command to count lines, words, and characters in a file?

27. How do you display the first 10 lines of a file?

28. What does the awk command do?

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