Test your basic knowledge |

Instructions:
  • Answer 50 questions in 15 minutes.
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  • 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 is a virtual host?






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






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






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






5. To create a RAID or LVM partition using kickstart






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






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






8. What command can you use to create a new SSL certificate?






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






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






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






12. What port does NFS use by default?






13. What is the last rule in the iptables file?

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






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






16. What command can you use to create a password-protected page?






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






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






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






20. What port does the SMTP service run on?






21. What is SSH used for?






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






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






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






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






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






27. How would you go about creating a static route?






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






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






30. What happens if you call the command from question 3 with the -c option after it has already been run?






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






32. What is NAT - How is it used?






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

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34. What is the benefit to using centralized authentication?

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






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






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

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38. Do you need to write changes to the disk when using the parted command? What about fdisk?






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

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40. How can you display all virtual guests after they're connected to a hypervisor?






41. Which file shows you all the client IP addresses?






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






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






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






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






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






47. Which log file is used to keep track of policy violations?






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






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






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







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