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 command can you use to get information about logical volumes?






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






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






4. If a package is built on an RHEL6 system and deployed to a custom RHEL5 repository - are RHEL5 systems able to use it?






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






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






7. What command can you use to query information from the kernel about RAID arrays?






8. Where are Yum repository config files located?






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






10. How can you change the security context of a directory to work with Apache?






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






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






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






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






15. What is PAM used for?






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






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






18. Samba servers can...






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






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






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






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






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

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






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






26. What option at the GRUB boot menu can you use to append something to a kernel?






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






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






29. The virt-install package allows you to manage virtual machines _____________. The virt-manager package allows you to manage virtual machines via a GUI interface.






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






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






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






33. What command can you use to manage system services?






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






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






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






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






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






39. The ____________ is available for each share.






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






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






42. Is it possible to share files among groups - What permissions would you set on the directory to accomplish file sharing if possible?






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






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

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45. What port does the DHCP server listen on by default?






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






47. What command can you use to test connectivity to another host?






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






49. What port does NFS use by default?






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