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






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






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






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






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






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






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






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






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






10. ___________ can be on a RAID device






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






12. The rpm ____ option installs the package - if it isn't already installed.






13. 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:






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






15. 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.






16. To check status of ftp daemon






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






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






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






20. 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






21. 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 ____






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






23. 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:






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






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. ___ http://devmon.dev.schwab.com/index.html will make a local copy of the index.html file from devmon






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






28. 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:






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






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






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






32. You need to configure firewalls and allow SELinux access in appropriate ways. Firewalls must allow access to the standard HTTP port - 80. SELinux must be configured to "Allow HTTPD To Read Home Directories". Finally - the ACL must be revised accordin






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






34. create a usb boot disk if the usb stick is /dev/sdc and the file you need is in your present directory






35. The simplest way to install Apache






36. 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






37. 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






38. in httpd.conf - "____ None" disables any .htaccess files. Otherwise - .htaccess can allow others to administer your server - starting from the DocumentRoot directory. If .htaccess is in a subdirectory - such as /var/www/html/data/ - the additional di






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






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






41. rpm ____ [name of package] to verify the package - once you have manually imported the key






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






43. ____ is used to modify file system parameters






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






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. This line placed in /etc/hosts.deny will mean that only computer allowed to access our Telnet server has an IP address of 192.168.1.10






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






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






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






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