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






2. What are SELinux Booleans?






3. Explain the difference between soft and hard limits in quotas.


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






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






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






7. Which version of SSH should you use?






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






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






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






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






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






13. What is the rndc utility used for?






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


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






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






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






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






19. What command disables the SSH service from running when the system boots?






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






21. What command can you use to create a file system?






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






23. What is VNC?






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






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






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






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






28. What is the virsh command used for?






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






30. What does virsh reboot Client04 do?






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






32. What client-side command can you use to test your FTP server connection?






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






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






35. The ____________ is available for each share.






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






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






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






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






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






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






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






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






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






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






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


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






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






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






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