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. rpm option to show me the package files






2. 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)






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






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






5. ____.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.






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






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






8. ____ prints superblock and block group information.






9. 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






10. 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






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






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






13. 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)






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






15. 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






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






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






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






19. 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






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






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






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






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






24. The simplest way to install Apache






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






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






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






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






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






30. how to install both mod_ssl and squid packages






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






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






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






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






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






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






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






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






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






41. rpm ____ to install kernel updates






42. 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.






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






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






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






46. To check status of ftp daemon






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






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






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






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






Can you answer 50 questions in 15 minutes?



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