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






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






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






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






5. What is the rndc utility used for?






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






7. Which version of SSH should you use?






8. What are SELinux Booleans?






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






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






11. Where are Yum repository config files located?






12. In Red Hat Enterprise Linux 6 - the default for SELinux is _______________ (which can be changed after the installation completes). For Red Hat Enterprise Linux 5 - you were able to choose what mode you wanted SELinux to start in.






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






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






15. What is the /etc/vsftpd/user_list file used for?






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

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






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






19. What two commands are special for dealing with user login events?






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






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






22. Place all files you want added to a _______________ during creation.

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






24. What is the benefit to using centralized authentication?

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25. What command can you use to view the current ACL on a file?






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






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






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






29. What option is used with both the fdisk and parted commands to display the current partition tables?






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






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






32. Can you name the two commands that can be used to view the free space on the system?






33. To grow a file system






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






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






36. The package selection screen allows you to install any software you want during the installation process as long as...






37. If you want a specific action to take place when user01 logs in to the system - which file would you edit?






38. 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...






39. The at command is used to ____________. The cron service handles reoccurring system jobs.






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






41. To create a RAID or LVM partition using kickstart






42. What command and option do you use to view the description of Boolean values?






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






44. Explain the difference between soft and hard limits in quotas.

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45. What are the three modes in which the rpm command can operate?






46. What port does the rndc utility listen on by default?






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






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






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






50. The firewall service is...