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. What command would you use to create a group - to add the user George to the group?






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






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






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






6. What is NAT - How is it used?






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






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






9. What is the point of using SELinux?






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






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






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






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






14. What does the rdnc-confgen command do?






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






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






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






18. Before you work with ACLs - what do you need to do to the file system?






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






20. What directory is used to represent the virtual file system created by the kernel?






21. What is the rndc utility used for?






22. What options with the yum command would you use to remove a package?






23. SSH does...






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






25. Runlevel 0 ___________. Runlevel 6 reboots the system.






26. Which file contains all messages generated during installation that can be used for troubleshooting if the need arises?






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






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






29. What critical step must you take after updating the kernel to a newer version?






30. Which version of SSH should you use?






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

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






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






34. What command and option can you use to enable a service to start on boot?






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






36. Most boot issues can be resolved by...






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






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






39. What does the testparm command do?






40. What is the /etc/hosts file used for?

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






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






43. What is a virtual host?






44. What port does the SMTP service run on?






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






46. What command (and options) can be used to create a user named George with the description "Jr Admin"?






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






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






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






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