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






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






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






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






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






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






7. 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)






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






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






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






11. What is the first post installation step?






12. The simplest way to install Apache






13. How to install vsftpd?






14. 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






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






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






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






18. Where is vsftpd.conf?






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






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






21. If you want to add an iptables command to forward TCP port 80 traffic to TCP port 3128 - you would use the following:






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

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23. 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






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






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






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






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






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






29. 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






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. 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






32. ____ prints superblock and block group information.






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






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






35. 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.






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






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






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






39. rpm ____ to install kernel updates






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






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






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






43. 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






44. ____ is used to modify file system parameters






45. rpm option to show me the package files






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






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






48. Where to find the main apache config file?






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






50. How do you restart the apache web server?