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






2. 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)






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






4. The simplest way to install Apache






5. 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






6. rpm option to show me the package files






7. The main Squid configuration file is ____/squid.conf






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






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






10. 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






11. ___________ can be on a RAID device






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






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






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






15. 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.






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






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






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






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






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






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






22. 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






23. 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






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






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






26. rpm ____ to install kernel updates






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






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






29. This line: in /etc/hosts.allow: telnetd : 172.16.72.0/255.255.254.0 is ____






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






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






32. ____.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.






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






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






35. ____ prints superblock and block group information.






36. ____ is used to modify file system parameters






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






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






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






40. 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






41. 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 ____






42. 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:






43. 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






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






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






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






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






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






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






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