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. How to install vsftpd?






2. 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.






3. How to start apache service?






4. 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 ____






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






6. The simplest way to install Apache






7. In httpd.conf - '____ None' disables any .htaccess files. Otherwise - .htaccess can allow others to administer your server - starting from the DocumentRoot directory. If .htaccess is in a subdirectory - such as /var/www/html/data/ - the additional di






8. 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






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






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






11. ____ prints superblock and block group information.






12. How to start the vsftp service?






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






14. 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)






15. 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.






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






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

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






19. Where is the config dir for vsftpd?






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






21. rpm ____ verifies the installed zip rpm against the rpm database






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






23. what port needs to be open to access ftp?






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






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






26. 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






27. 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






28. To install both mod_ssl and squid packages






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






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






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






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






33. What is the first post installation step?






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






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






36. 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:






37. To check status of ftp daemon






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






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






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






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






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






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






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






45. 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






46. 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:






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






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






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






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