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. What service is allowed through the default firewall?






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






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






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






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






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






7. 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






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






9. 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)






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






11. 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 ____






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






13. 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






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






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






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






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






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






19. To install both mod_ssl and squid packages






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






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






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






23. ____ prints superblock and block group information.






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






25. 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:






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






27. What is the first post installation step?






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






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






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






31. How to install vsftpd?






32. 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






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






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






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






36. 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)






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






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






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






40. 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






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






42. Where is vsftpd.conf?






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






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






45. You can check the status of your share. If it's working - you should see the contents of the /etc/exports directory when you run the following command:






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






47. To check status of ftp daemon






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






49. Where is the config dir for vsftpd?






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