Test your basic knowledge |

Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. What is the /etc/vsftpd/user_list file used for?






2. What is the benefit to using centralized authentication?

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3. What port does the Apache web server run on - What about HTTPS?






4. What command can you use to validate the syntax of the Apache config file?






5. Does a DHCP server allow reserved IP addresses - If so - how?






6. How do you run a command with elevated privileges?






7. Should you allow remote root access - Why or why not?

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8. What command can be used to view the queue for at service jobs?






9. What three protocols can you use to perform network installations?






10. What is the difference between an A record and a PTR record?






11. What command is used to create an RPM package?






12. What command can you use to view NFS statistics?






13. For Red Hat Enterprise Linux 6 - SELinux comes set up in enforcing mode. When installing Red Hat Enterprise Linux 5 - you have the option to...

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14. What command disables the SSH service from running when the system boots?






15. What port does the SMTP service run on?






16. What is SSH used for?






17. What is the virsh command used for?






18. What two ports should be opened on the firewall for the FTP server to function properly?






19. What is the biggest benefit to using LVM over basic partitions?






20. What protocols are used with Dovecot?






21. Which remote management service is installed by default?Can you name the port that it uses?






22. How can you list all services on the system to tell whether they will boot during startup?






23. What command can you use to change the context of files?






24. What is a swap? Is it created as a partition or device file?






25. What is the difference between an ext2 and ext3 file system?

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26. What option is used to allow anonymous uploads to the FTP server?






27. What command can you use to test the config files before starting the DNS service?






28. What does the partprobe command do?






29. Which version of SSH should you use?






30. What command is used to change the mail server from Sendmail to Postfix (useful only if you have both installed)?






31. What port on the firewall needs to be open for the TFTP server to work?






32. How would you go about creating a static route?






33. Before you work with quotas - what do you need to do to the file system?






34. What is the main config file for the DHCP service?






35. What command displays your current interfaces and IP address?






36. What is the point of using SELinux?






37. Are additional packages besides httpd required for a secure website - If so - what are they?






38. The old SysInit scripts have been replaced in Red Hat Enterprise Linux 6 for what new boot utility?






39. What is the /var/lib/nfs/etab file used for?






40. How can you verify the status of the SSH service after the system has booted?






41. Do you need to write changes to the disk when using the parted command? What about fdisk?






42. What command do you use to change the permissions on a file or directory - To change ownership?






43. The default SMTP service has been changed from _________ to Postfix in Red Hat Enterprise Linux 6.






44. What is VNC?






45. To grow a file system






46. What is the name of the section used to run scripts after a kickstart installation?






47. What is the benefit of using public/private key authentication?

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48. How can virtual hosts be used?






49. What command can you use to create a password-protected page?






50. What command can you use to create your own repositories?







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