CBT IT Certification Training

Unlimited IT Certification Courses via Streaming Video

Red Hat – RHCSA Exam

Back to Exams Page.

1. SSH uses _____ to authenticate remote computers.
 
 
 
 

Question 1 of 50

2. If you set your /etc/inittab file to have the default init entry to be ‘init:3:default:’, then your system default runlevel is which of the follow?
 
 
 
 

Question 2 of 50

3. If you are logged in to a regular user account, and it is necessary for you to log in as root and become a superuser, you use which of the following?
 
 
 
 

Question 3 of 50

4. What action will ‘du -h ~’ perform?
 
 
 
 

Question 4 of 50

5. ‘uname’ command is used to __________ .
 
 
 
 

Question 5 of 50

6. What is used to disable the ssh service at next boot?
 
 
 
 

Question 6 of 50

7. If you have accidentally deleted a file using rm command, how can you get that file back?
 
 
 
 

Question 7 of 50

8. What is swap?
 
 
 
 

Question 8 of 50

9. The Linux Kernel was written by whom?
 
 
 
 

Question 9 of 50

10. What is used to verify in which state (run level) we are currently running?
 
 
 
 

Question 10 of 50

11. What is the command used to find out what packages are currently installed?
 
 
 
 

Question 11 of 50

12. ________ is the Linux distro that is derived from RHEL.
 
 
 
 

Question 12 of 50

13. What does ‘shutdown -r now’ do?
 
 
 
 

Question 13 of 50

14. What does GRUB stand for?
 
 
 
 

Question 14 of 50

15. How do you find out memory usage?
 
 
 
 

Question 15 of 50

16. The “mount -a” command will mount all file systems in the ________ file.
 
 
 
 

Question 16 of 50

17. Identify the file in which we can configure the IP Address and Netmask for eth0:
 
 
 
 

Question 17 of 50

18. is the runlevel that halts the system.

  • 1
  • 6
  • h
  • 0

Question 18 of 50

19. If umask is 0022, what is the by-default permission of a file?
 
 
 
 
 

Question 19 of 50

20. Where do the manual (man) pages for all commands reside in the File System Hierarchy (FSH)?
 
 
 
 

Question 20 of 50

21. In which file will user-encrypted passwords be stored?
 
 
 
 

Question 21 of 50

22. What is the command used to list the most CPU-intensive processes on your system?
 
 
 
 

Question 22 of 50

23. To change the ownership of the file “myfile” from “Tim” to “Jim”, _____ is used.
 
 
 
 

Question 23 of 50

24. On Red Hat Linux and its derivatives, which of the following commands is appropriate to check whether a particular ‘package’ is installed?
 
 
 
 

Question 24 of 50

25. Can we increase SWAP space without rebooting?
 
 
 
 

Question 25 of 50

26. What is the command used to query DNS (Internet domain name) servers?
 
 
 
 

Question 26 of 50

27. What is the ssh command?
 
 
 
 

Question 27 of 50

28. What does the pwd command do?
 
 
 
 

Question 28 of 50

29. _______ is the firewall that is most commonly used on Linux.
 
 
 
 

Question 29 of 50

30. How would you use scp to copy a file ‘test_file’ from your machine to the remote machine ‘test_machine’ to the /tmp directory, using the account ‘test_user’ on the remote machine.
 
 
 
 

Question 30 of 50

31. Consider using the command ‘cd /a/b/c’, then executing ‘cd ..’. What does this last command do?
 
 
 
 

Question 31 of 50

32. The main configuration file that GRUB reads when it is loaded is which of the following?
 
 
 
 

Question 32 of 50

33. Identify the action that ‘rpm -ql nagios’ will perform.
 
 
 
 

Question 33 of 50

34. _____ is added to a command to run it in the background.
 
 
 
 

Question 34 of 50

35. What is the command to mount the file system to the directory /mnt?
 
 
 
 

Question 35 of 50

36. How can we to show currently loaded kernel modules?
 
 
 
 

Question 36 of 50

37. A normal user sends a print job to the default printer but later finds the print queue is large and decides to cancel the job. What would the user do to perform this task?
 
 
 
 

Question 37 of 50

38. What is the action to disable SSH root login?
 
 
 
 

Question 38 of 50

39. What is used to power down the system?
 
 
 
 

Question 39 of 50

40. Identify the true statement regarding the Linux operating system.
 
 
 
 

Question 40 of 50

41. ________ is used to delete a directory, recursively searching for files and other directories and deleting them.
 
 
 
 

Question 41 of 50

42. What is the command used to change to runlevel 3 if you are at runlevel 5?
 
 
 
 

Question 42 of 50

43. During boot, the init program checks default runlevel from the __________ file.
 
 
 
 

Question 43 of 50

44. What is the default home directory path in Redhat Linux?
 
 
 
 

Question 44 of 50

45. ________ is used to configure networking via a console GUI.
 
 
 
 

Question 45 of 50

46. is used to see the age of a password.

  • chgrp
  • passwd
  • chmod
  • chage

Question 46 of 50

47. Identify the most correct way to edit the current user’s crontab.
 
 
 
 

Question 47 of 50

48. When creating a new user account, unless otherwise specified, the files from the __________ are automatically copied to the home directory.
 
 
 
 

Question 48 of 50

49. What is the command used to create a disk dump in RedHat Linux?
 
 
 
 

Question 49 of 50

50. Which statement is true about the files and directories created inside the /project directory that have 2777 permissions?
 
 
 
 

Question 50 of 50