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






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






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






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






5. To check status of ftp daemon






6. ____.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.






7. how to install both mod_ssl and squid packages






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






9. 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.






10. ____ is used to modify file system parameters






11. 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






12. 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:






13. 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






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






15. 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)






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






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






18. ____ prints superblock and block group information.






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






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






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






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






23. 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






24. ______ will show me volume info including vg - size - etc of /dev/rootvg/tmplv






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






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






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






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






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






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






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






32. 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






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






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






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






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






38. rpm ____ to install kernel updates






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






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






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






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






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






44. ___________ can be on a RAID device






45. 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:






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






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






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






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






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