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 file needs to be edited so that the system will mount a file system at boot time?






2. What does virsh reboot Client04 do?






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






4. What is PAM used for?






5. What happens to jobs that are scheduled to run while the system is off?






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






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






8. What is the top command used for?






9. What is the rndc utility used for?






10. What is the superblock used for?






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






12. How can virtual hosts be used?






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






14. To create a RAID or LVM partition using kickstart






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






16. The exportfs command is used to...






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






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






19. What command can you use to validate the syntax of the Apache config file?






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






21. What port does the SMTP service run on?






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






23. What does ifconfig 172.168.1.100 netmask 255.255.255.0 eth1 do?






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

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






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






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






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






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






30. What is SSH used for?






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






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






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






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






35. What is the virsh command used for?






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






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






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






39. What command displays your current interfaces and IP address?






40. What command can you use to get information about logical volumes?






41. Red Hat Enterprise Linux 6 is the only version that officially supports _______






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






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






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






45. 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.






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






47. What command can you use to monitor and troubleshoot network connections?






48. What is the difference between an A record and a PTR record?






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






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