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. When you configure Squid on your system - you need to allow access through appropriate ports and SELinux settings. The simplest approach with respect to Squid configuration assumes that all clients use the default Squid port 3128 - using TCP - where






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






3. 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






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






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






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






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






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






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






10. ______ will show me volume info including vg - size - etc of /dev/rootvg/tmplv






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






12. To check status of ftp daemon






13. Some computers built before 1998 may have a BIOS that limits access to hard disks beyond the 1024th cylinder. Some older BIOSs report only 1024 cylinders on a hard drive no matter how many actual cylinders are present. Computers that are subject to t






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






15. Virtual Host Configuration: Assigns an e-mail address for the specified virtual host.






16. Virtual Host Configuration: Creates an custom log; the location is based on the DocumentRoot. (from http://www.books24x7.com/book/id_18196/viewer.asp?bookid=18196&chunkid=218985502)






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






18. after you edit /etc/exports - run service ___ stop...






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






20. rpm ____ verifies the installed zip rpm against the rpm database






21. 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






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






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






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






25. You can check the status of your share. If it's working - you should see the contents of the /etc/exports directory when you run the following command:






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






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






28. rpm option to show me the package files






29. 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:






30. Virtual Host Configuration: Specifies an IP address for multiple virtual hosts.






31. rpm ____ verifies all installed rpms against the rpm database






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






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






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






35. after extending file system "homevol" - unmount it and then run _____ to make the filesystem size match the new larger volume.






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






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






38. ____ is used to modify file system parameters






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






40. 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






41. 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:






42. 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.






43. rpm options include rpm -q [package name] or rpm -qf [path/file] or rmp -q____






44. ____.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.






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






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






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






48. ____ prints superblock and block group information.






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






50. 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 ____