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






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






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






4. 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






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






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






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






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






9. 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)






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






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






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






13. The simplest way to install Apache






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






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






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






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






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






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






20. 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






21. 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






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






23. 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.






24. ___________ can be on a RAID device






25. To check status of ftp daemon






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






27. 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






28. 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






29. 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:






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






31. ____ is used to modify file system parameters






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






33. ____.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.






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






36. how to install both mod_ssl and squid packages






37. 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






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






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






40. 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.






41. 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)






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






43. 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:






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






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






46. 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:






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






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






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






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