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

2. ___ http://devmon.dev.schwab.com/index.html will make a local copy of the index.html file from devmon

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

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

5. Where is the main apache data directory?

6. To install both mod_ssl and squid packages

7. Where is the config dir for vsftpd?

8. 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 ____

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

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

11. 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.

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

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

14. 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:

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

16. The simplest way to install Apache

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

18. How to start the vsftp service automatically on boot?

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

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

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

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

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

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

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

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

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

28. 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

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

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

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

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

33. 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

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

35. How to start the vsftp service?

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

37. ____ prints superblock and block group information.

38. After you edit /etc/exports - run service ___ stop...

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

40. 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

41. 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

42. What service is allowed through the default firewall?

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

44. rpm option to show me the package files

45. 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.

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

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

48. How to install vsftpd?

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

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