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 ____ to import the rpm key for integrity checking






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






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






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


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






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






7. What service is allowed through the default firewall?






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






9. What is the standard directory for file sharing with vsFTP?






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






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






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






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






14. rpm ____ to install kernel updates






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






16. 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:






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






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






19. 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.






20. Where is the main apache data directory?






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






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






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






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






25. 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






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. 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.






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






29. 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






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






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






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






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






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






35. To install both mod_ssl and squid packages






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






37. 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






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






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






40. 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






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






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






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






44. 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 ____






45. Where to find the main apache config file?






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






47. Where is vsftpd.conf?






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






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






50. ____ prints superblock and block group information.