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

2. I just ran rpm -ivh zip-2.3-8.i386.rpm .. whooops - now I don't want this on my system so to get it off via rpm I type ____

3. To install both mod_ssl and squid packages

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

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

6. ____ is used to modify file system parameters

7. 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

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

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

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

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

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

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

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

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

16. 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:

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

18. 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

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

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

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

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

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

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

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

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

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

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

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

30. 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.

31. Where is the vsftp pub dir?

32. Where to find the main apache config file?

33. 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

34. 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

35. To check status of ftp daemon

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

37. 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

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

39. Where is vsftpd.conf?

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

41. 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

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

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

44. The simplest way to install Apache

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

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

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

48. 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:

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

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