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. '____ /var/www' will tell you the ACL settings of /var/www






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






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






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






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






6. 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.






7. ____ is used to modify file system parameters






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






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






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






11. 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






12. 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)






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






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






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






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






17. 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.






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






19. How do you restart the apache web server?






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






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. What service is allowed through the default firewall?






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






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






25. How to install vsftpd?






26. 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






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






28. Where is the vsftp pub dir?






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






30. How to start the vsftp service?






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






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






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






34. 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






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

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






37. 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:






38. ____ prints superblock and block group information.






39. 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






40. What is the first post installation step?






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






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






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






44. The simplest way to install Apache






45. 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






46. 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)






47. How to start the vsftp service automatically on boot?






48. rpm ____ to install kernel updates






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






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