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RHCE: Red Hat Certified Engineer

  • Answer 50 questions in 15 minutes.
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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. ____ configuration is not available via text mode RHEL installation.

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

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

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

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

6. What service is allowed through the default firewall?

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

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

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

10. How to install apache?

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

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

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

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

16. How to install vsftpd?

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

18. OS from http.conf - this line looks deceptively simple; it limits what readers see about your Web server when you browse to a nonexistent page. If you don't use this command - outsiders can see whether you've loaded modules such as Perl - Python - an

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

20. 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)

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

22. What is the first post installation step?

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

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

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

26. 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:

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

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

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

30. Where is the config dir for vsftpd?

31. 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)

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

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

34. Where is the main apache data directory?

35. Where to find the main apache config file?

36. 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.

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

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

39. 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

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

41. To check status of ftp daemon

42. 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

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

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

45. rpm option to show me the package files

46. 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

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

48. How do you restart the apache web server?

49. This line placed in /etc/hosts.deny will mean that only computer allowed to access our Telnet server has an IP address of

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