Test your basic knowledge |

Redhat Linux Administration

Subject : it-skills
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. if you want to create a database file named webpass in the /etc/httpd directory - for user "e" - you'd start with the following command:






2. You can use the ____ tool after installation to add any package groups that you missed.






3. use grep to count how many repositories have been configured in the file server1.repo






4. ____ configuration is not available via text mode RHEL installation.






5. ___________ can be on a RAID device






6. The file that might contain: oldvg - rootvg - etc.






7. ;'___ /var/www' will tell you the ACL settings of /var/www






8. ___ to update the httpd package - automatically answering yes to all the questions






9. It's much more difficult and much more time-consuming to revise partitions with utilities such as ____ or parted after RHEL is installed.






10. This line looks deceptively simple; it limits what readers see about your Web server when you browse to a nonexistent page. If you don't use this command - outsiders can see whether you've loaded modules such as Perl - Python - and PHP. Sharing this






11. The RPM database also maintains an MD5 checksum of each file. With the checksum - you can use the ____ package command to determine whether any file from that RPM package has changed.






12. To list under which run levels the web service will start






13. ____ can expand and shrink ext2 and ext3 file systems






14. The default Red Hat Enterprise Linux firewall blocks access to an NFS server. While inelegant - the following command "flushes -" or turns off - the standard Linux firewall from the local computer.






15. ___ will tell me if any files in the pam package have changed since it was first installed






16. Perform a simple check of the file system. minor-num is x.






17. The most straightforward way to make sure Apache starts in bootlevels 3 and 5






18. Virtual Host Configuration: Sets a root directory for the virtual host.






19. use parted to display disk geometry for /dev/hda and end up in shell






20. Virtual Host Configuration: Names the URL for the virtual host.






21. for SELinux - you'll at least want to use the Security Level Configuration tool to activate the Allow Squid Daemon To Connect To The Network option - also known as the squid_connect_any boolean. Alternatively - you can activate this boolean with the






22. If you configure other directories for Web services - you'll need to change their ACL settings. For example - if you create and then use the /www directory - run the following commands:






23. To verify integrity of an rpm package - ____/rpm-gpg/RPM-GPG-KEY-redhat-release






24. for http - if you implement "UserDir public_html" - you need to also ____ /home/michael if you want /home/michael/public_html accessible






25. ____.com - ____.net - and ____.org domains are generic domain names that can't be assigned on the Internet. You can therefore use any of these domain names on your private network.






26. This line placed in /etc/hosts.deny sends a customized error message for Telnet users on the crack.org domain saying sorry [insert client info] - access denied






27. for http - if you implement "UserDir public_html" - you need to also ____ /home/michael/public_html if you want /home/michael/public_html accessible






28. List sboth the client hostname or IP address and mounted directory in host:dir format. This info should not be considered reliable.






29. rpm ____ to import the rpm key for integrity checking






30. You ran "e2label /dev/sda" and got "bad magic number" Why?






31. Run the ____ command to find the device associated with the USB key.






32. ___ shows me what config files were installed when the httpd package was installed






33. SELinux must be configured to Allow HTTPD To Read Home Directories. (Alternatively - activate the httpd_enable_homedirs boolean with the __ command.)






34. As you may not have access to the GUI during the Red Hat exams - you need to know how to use text-based browsers. The standard is ____






35. To select a different device without having to restart parted - use the ____ command . Then - you can view its partition table or configure it.






36. ____ prints superblock and block group information.






37. Apache supports security by specifying active ports through the Listen and ____ directives.






38. Virtual Host Configuration: Creates an error log; the location is based on the DocumentRoot.






39. The simplest way to install Apache






40. output from ____ is: Disk /dev/cciss/c0d0: 36.4 GB - 36414750720 bytes... plus listing of partitions - for each physical drive






41. _____ will change the size of /dev/rootvg/tmplv to 4 gig






42. ____ is used for creating ext2 and ext3 file systems






43. when an rpm install fails for xxxx because the same version is already apparently installed - run ____ to just install it all again






44. You just finished editing your /etc/yum.repos.d/*repo file and want yum to use the new info - so you run ____






45. To update a kernel - 1) ____ 2) boot new kernel to test 3) revert to old kernel if problems 4) yum remove kernel-oldversion if no problems






46. Create a disk label for the partition table called k






47. If you want to add an iptables command to forward TCP port 80 traffic to TCP port 3128 - you would use the following:






48. create the basic cache directories in /var/spool/squid with the following command:






49. This line placed in /etc/hosts.deny denies all services except TFTP to computers in the example.org domain






50. logical partitions on a hard drive always start with number ____; on the first PATA/IDE hard drive on a PC - that is hda____.