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 protocols are used with Dovecot?






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






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






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






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






6. To export directories as resources - what file needs to be edited?


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






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






9. What is the point of using SELinux?






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






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






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






13. What does ifconfig 172.168.1.100 netmask 255.255.255.0 eth1 do?






14. What is the top command used for?






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






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






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






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






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






20. What does the partprobe command do?






21. What is PAM used for?






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






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






24. How can you verify the status of the SSH service after the system has booted?






25. What is VNC?






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






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






28. Where are Yum repository config files located?






29. What is the benefit to using centralized authentication?


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






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






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






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






34. What port does the SMTP service run on?






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






36. What is SSH used for?






37. For Red Hat Enterprise Linux 6 - SELinux comes set up in enforcing mode. When installing Red Hat Enterprise Linux 5 - you have the option to...


38. SSH does...






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






40. The INPUT chain being used is the default under Red Hat Enterprise Linux 5. This rule...






41. To create a RAID or LVM partition using kickstart






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






43. Can you put your /boot partition on a RAID 5 array?






44. What is the biggest benefit to using LVM over basic partitions?






45. Should you allow remote root access - Why or why not?


46. What are the two config files for Postfix called?






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






48. What is a virtual host?






49. What three commands can you use to help verify that the DNS server is functioning properly?






50. To grow a file system