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. Editing the /etc/xinetd.d/tftp file and enabling the service are the same as running the chkconfig tftp on command. Both of these actions...






2. By default - what is the path to a user's home directory?

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3. What is the virsh command used for?






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

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






6. What happens if a host changes its IP address and the keys don't match?

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7. What command can be used to easily list all the options in the FTP main config file?






8. What two commands are used for package management?






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






10. How would you view all Boolean options for the HTTP service?






11. What are the two types of back-end authentication mechanisms discussed in this chapter?






12. Which version of SSH should you use?






13. What option would you use to query an installed package using the rpm command?






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






15. The ______________ for Red Hat Enterprise Linux 5 or 6 includes the use of LVM.






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

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17. FTP is one of three protocols ______________. The other two protocols are NFS and HTTP.






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






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






20. You must dictate the ____________ you want allocated to your virtual machine when you create it.






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






22. What command and options can you use to update the time?






23. A PXE server eases the automation process but isn't required for...






24. How can you check the currently mounted file systems?






25. The firewall service is...






26. The INPUT chain being used is the default under Red Hat Enterprise Linux 5. This rule...






27. Through its main config file - SSH can be configured to...

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28. How would you disable SELinux protection for NFS - allowing shares to be read/write?






29. There are four types of DNS servers. Name them.






30. What are the three items that make up LVM?






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






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






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






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






35. What are the two config files for Postfix called?






36. What option can you change in the rsyslog config file to accept remote logs (acting as a centralized logging server)?






37. What does S12rsyslog in the /etc/rc.d/rc2.d directory mean?






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






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






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






41. To grow a file system






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






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






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






45. What is the name of the package that allows you to install VNC?






46. What is a gateway used for on a network?






47. What is a virtual host?






48. It is possible to run scripts before a kickstart installation. This is done by...






49. What is the difference between the update (-U) and install (-i) options when using rpm to update the kernel?






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