Test your basic knowledge |

RHCE: Red Hat Certified Engineer

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






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






3. what port needs to be open to access ftp?






4. After extending file system 'homevol' - unmount it and then run _____ to make the filesystem size match the new larger volume.






5. Are SELinux and iptables-based firewalls are enabled by default?






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






7. 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






8. 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






9. 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:






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






11. 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






12. What service is allowed through the default firewall?






13. For http - if you implement 'UserDir public_html' - you need to also ____ /home/michael if you want /home/michael/public_html accessible






14. Where to find the main apache config file?






15. How to make sure apache starts automatically on next reboot?






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






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






18. 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






19. rpm option to show me the package files






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






21. Use parted to display disk geometry for /dev/hda and end up in shell






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






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






24. Tthe file that might contain: oldvg - rootvg - etc.






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






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






27. How to disable the firewall on the current system?






28. rpm ____ to install kernel updates






29. 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.






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






31. 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)






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






33. For http - if you implement 'UserDir public_html' - you need to also ____ /home/michael/public_html if you want /home/michael/public_html accessible






34. Where is the main apache data directory?






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






36. I just finished editing my /etc/yum.repos.d/*repo file and want yum to use the new info - so I run ____






37. To check status of ftp daemon






38. 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






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






40. What is the first post installation step?






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






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






43. ____ is used to modify file system parameters






44. After you edit /etc/exports - run service ___ stop...






45. Where is the vsftp pub dir?






46. OS from http.conf - 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 - an






47. To install both mod_ssl and squid packages






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






49. How do you restart the apache web server?






50. 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.