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






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






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






4. 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:






5. 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






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






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






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






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






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






11. rpm option to show me the package files






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






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






14. ____.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.






15. 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






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






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






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






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






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






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






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. ____ is used to modify file system parameters






24. ___________ can be on a RAID device






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






26. 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






27. To check status of ftp daemon






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






29. 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






30. The simplest way to install Apache






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






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






33. ____ prints superblock and block group information.






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






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






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






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






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






39. 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)






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






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






42. 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






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






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






45. 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 ____






46. 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.






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






48. how to install both mod_ssl and squid packages






49. 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:






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