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 happens to jobs that are scheduled to run while the system is off?






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






3. What benefit does a web proxy provide to your network?






4. What port must be opened on the firewall for DNS?






5. What is the benefit to using centralized authentication?

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






7. To export directories as resources - what file needs to be edited?

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






9. What port does the SMTP service run on?






10. Which version of SSH should you use?






11. What are the five required directories when building RPMS?






12. What command can you use to view mounted Samba shares?






13. Can you name three utilities that can be used for network or DNS client troubleshooting?






14. What does it mean if you ping a host and you receive the response Destination Unreachable?






15. To create a RAID or LVM partition using kickstart






16. What is the name of the package used to install an FTP?






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






18. What are the three different types of RAID described in this chapter?






19. What is PAM used for?






20. What is the xinetd service used for?






21. What command can you use to check the config file of the DHCP server?






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






23. What three components are needed to fully automate a kickstart installation?






24. What file is used to maintain custom parameters for the kernel during system boot?






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






26. What command can you use to view system processes and their CPU usage?






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






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






29. What commands can you use to add a client machine to an LDAP server?






30. What does the following firewall rule accomplish: iptables -I INPUT 5 -p tcp -m tcp --dport 80 -j ACCEPT?






31. What command is used to create a user for Samba?






32. 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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33. What is the superblock used for?






34. How can virtual hosts be used?






35. What command-line program can you use to check your mail?






36. What is the format of the /etc/shadow file?






37. GRUB has three stages. Can you name them?






38. What does virsh reboot Client04 do?






39. What command can you use to create a file system?






40. What is the default port that Squid runs on?






41. What client-side command can you use to test your FTP server connection?






42. What protocols are used with Dovecot?






43. What command can you use to query Boolean values?






44. The portmap service was replaced by the ______________ in Red Hat Enterprise Linux 6.






45. A service needs to have _______________ to be able to use it.






46. What are the side effects of shrinking a volume group or logical volume?






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






48. What command is used to show all services being controlled by the xinetd daemon?






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






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







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