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Linux Operating System Practice Test
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Test your knowldge of the Linux Operating System.

Linux Operating System Practice Test
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25 Questions

1. What command is used with vi editor to delete three words?
2. Which file determines what will be run at each runlevel?
3. The location of some system configuration and system administrator executable files, is:
4. What is the shortcut to the home directory?
5. The location for subdirectories for local programs and executables for user and administrative commands, is:
6. To run date first, and then ls -l, which of the following is correct?
7. What is the following syntax used for? command >file1 2>file2
8. How would you search for the string clothes at the end of the line in a file called shopping?
9. Which of the following commands can be used to change the group owner of a file?
10. What command is used to sort the lines of data in a file in reverse order?
11. Which of the following runlevels will reboot the system?
12. Command used to create an empty file.
13. Which program is used to schedule particular jobs or programs at particular times on the system?
14. In which tcp_wrappers file can you specify to allow all connections from all hosts?
15. What keyboard combination can be used to exit the shell?
16. Which of the following below are true functionalities of Kernel?
17. What command is used with file named 'letter' to remove the executable permission from the user and assign read permission to the group and others?
18. What command is used to print a file?
19. What command is used to assign only read permission to all three categories of the file'letter'?
20. Which of the following command can be used to rename a file in LINUX?
21. What X-based tool is available for configuring the X Window system?
22. In what file can you specify which users are not allowed to access a system via FTP?
23. How would you avoid accidentally removing files?
24. Which of the following subdirectory(ies) contains the device files?
25. How would you lock the user account named csm099?

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