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






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






3. how to install both mod_ssl and squid packages






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






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






6. 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






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. ____.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.






9. 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






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






11. ___________ can be on a RAID device






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






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






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






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






16. ____ prints superblock and block group information.






17. rpm ____ to install kernel updates






18. 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:






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






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






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






22. 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.






23. ____ is used to modify file system parameters






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






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






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






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






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






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






30. The simplest way to install Apache






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






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






33. rpm option to show me the package files






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






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






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






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






38. To check status of ftp daemon






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






40. 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






41. 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






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






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






44. 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






45. 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)






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






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






48. 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)






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






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