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






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






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






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






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






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






7. 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






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






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






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






11. 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






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






13. 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






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






15. To check status of ftp daemon






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






17. 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






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






19. 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:






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






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






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






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






24. 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)






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






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






27. 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






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






29. 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






30. The simplest way to install Apache






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






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






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






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






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






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






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






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






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






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






41. ____.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.






42. ____ is used to modify file system parameters






43. 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:






44. ___________ can be on a RAID device






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






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






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






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






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






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