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






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






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






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






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






6. A PXE server eases the automation process but isn't required for...






7. What command is used to show all services being controlled by the xinetd daemon?






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






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






10. Where are Yum repository config files located?






11. What option at the GRUB boot menu can you use to append something to a kernel?






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






13. Samba servers can...






14. What command can you use to view NFS statistics?






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






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






17. What is SSH used for?






18. How do you run a command with elevated privileges?






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






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






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






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






23. What does the testparm command do?






24. What is the /var/lib/nfs/etab file used for?






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






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






27. Which version of SSH should you use?






28. What is the benefit of using public/private key authentication?


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






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






31. What command can you use to change the context of files?






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






33. To grow a file system






34. What does the rdnc-confgen command do?






35. 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...


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






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


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






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


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






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






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






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






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






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






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






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






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






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






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