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. 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






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






3. ____ prints superblock and block group information.






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






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






6. ____.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.






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






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






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






10. 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:






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






12. 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






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






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






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






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






17. 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






18. 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






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






20. 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






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






22. 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






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






24. 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 ____






25. ___________ can be on a RAID device






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






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






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






29. 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.






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






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






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






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






34. ____ is used to modify file system parameters






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






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






37. The simplest way to install Apache






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






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






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






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






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






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






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






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






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






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






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






49. 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)






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