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: 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)






2. 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






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






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






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






6. ____ is used to modify file system parameters






7. 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






8. 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






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. rpm ____ to import the rpm key for integrity checking






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






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






13. 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






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






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






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






17. 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






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






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






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






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






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






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






24. 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 ____






25. 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






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






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






28. 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)






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






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






31. ____.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.






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






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






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






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






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






37. rpm ____ to install kernel updates






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






39. The simplest way to install Apache






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






41. 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:






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






43. ____ prints superblock and block group information.






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






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






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






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






48. 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:






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






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







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