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






2. 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:






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






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






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






6. 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.






7. 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






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






9. 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:






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






11. ____ prints superblock and block group information.






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






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






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






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






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






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






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






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






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






21. 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






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






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






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






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






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






27. rpm ____ to install kernel updates






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






29. ____ is used to modify file system parameters






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






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






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






33. 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






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






35. rpm option to show me the package files






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






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






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






39. ____.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.






40. 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 ____






41. 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.






42. 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:






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






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






45. 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






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






47. 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






48. 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






49. how to install both mod_ssl and squid packages






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