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. rpm ____ [name of package] to verify the package - once you have manually imported the key






2. Use grep to count how many repositories have been configured in the file server1.repo


3. If rhel6 is in the /media directory - where is the XML file on that DVD with a database of packages and package groups?






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






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






6. How to start apache service?






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






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






9. 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






10. 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






11. What service is allowed through the default firewall?






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






13. 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






14. Where is the config dir for vsftpd?






15. 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 ____






16. How do you restart the apache web server?






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






18. what utility can be used to open port 80?






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






20. If in doubt about package names - you can find them in the ...






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






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






23. Create the basic cache directories in /var/spool/squid with the following command:






24. Where is vsftpd.conf?






25. rpm ____ to install kernel updates






26. 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






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






28. What parts of rhel6 should be installed to separate volumes?






29. I ran 'e2label /dev/sda' and got 'bad magic number' Why?






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






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






32. 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:






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






34. To install both mod_ssl and squid packages






35. To check status of ftp daemon






36. 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)






37. Where is the vsftp pub dir?






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






39. What command starts the same menu as the text-mode First Boot process?






40. 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:






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






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






43. 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






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






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






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






47. Where is the main apache data directory?






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






49. Where to find the main apache config file?






50. How to install vsftpd?