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RHCE: Red Hat Certified Engineer

  • Answer 50 questions in 15 minutes.
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  • Match each statement with the correct term.
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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. This line placed in /etc/hosts.deny will mean that only computer allowed to access our Telnet server has an IP address of

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

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

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

5. 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 ____

6. What service is allowed through the default firewall?

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

8. ____ prints superblock and block group information.

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

10. 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

11. Where is the main apache data directory?

12. Where is vsftpd.conf?

13. 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:

14. 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

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

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

17. How to start apache service?

18. 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)

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

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

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

22. 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:

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

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

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

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

27. 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)

28. What is the first post installation step?

29. How to install apache?

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

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

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

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

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

35. 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:

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

37. 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.

38. The simplest way to install Apache

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

40. Where to find the main apache config file?

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

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

43. 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

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

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

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

47. 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 ____

48. 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

49. 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.

50. rpm ____ to install kernel updates