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






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






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






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






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






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






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






8. 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






9. 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 ____






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






11. The simplest way to install Apache






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






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






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






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






16. 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






17. rpm option to show me the package files






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






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






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






21. 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






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






23. ____ prints superblock and block group information.






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






25. rpm ____ to install kernel updates






26. For linux ext2 there is an easier way than using resize2fs. LVM 1 ships with a utility called __________ which does the lvextend and resize2fs for you (it can also do file system shrinking)






27. ____ is used to modify file system parameters






28. 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:






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






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






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






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






34. 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






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






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






37. how to install both mod_ssl and squid packages






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






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






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






41. 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)






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. Virtual Host Configuration: Names the URL for the virtual host.






44. 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:






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






46. 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






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






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






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






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