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Test your basic knowledge |
RHCE: Red Hat Certified Engineer
Start Test
Study First
Subjects
:
certifications
,
it-skills
,
rhce
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. pam ___ will tell me if any files in the pam package have changed since it was first installed
chkconfig vsftpd on
htpasswd -c /etc/httpd/webpass e
mke2fs
rpm -V
2. The rpm ____ option installs the package - if it isn't already installed.
-i
ServerAdmin
DocumentRoot
rpm -Va
3. Are SELinux and iptables-based firewalls are enabled by default?
setsebool -P htttpd.enable.homedirs 1
resize2fs
Yes
nfs
4. 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)
/ (root) - /boot and linux swap
iptables
e2fsadm
ServerName
5. 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
grep '[.*]' server1.repo
setsebool -P squid_connect_any 1
yum install mod_ssl squid
--import file
6. 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
/var/ftp/pub
rpm -V
AllowOverride
CustomLog
7. Create the basic cache directories in /var/spool/squid with the following command:
chcon -R -u system_u /www/; chcon -R -t httpd_sys_content_t /www/
fdisk
ServerAdmin
squid -z
8. Virtual Host Configuration: Names the URL for the virtual host.
ServerName
telnetd : ALL EXCEPT 192.168.1.10
var/ftp/pub
iptables -F
9. I just finished editing my /etc/yum.repos.d/*repo file and want yum to use the new info - so I run ____
ALL EXCEPT in.tftpd : .example.org (http://books24x7.com/viewer.asp?bookid=18196&chunkid=908275044)
/etc/vsftpd
yum clean all
ls -Z
10. 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 ____
mke2fs
/etc/init.d/vsftpd start
elinks
setsebool -P htttpd.enable.homedirs 1
11. 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:
ErrorLog
showmount -e
--import file
e2fsadm
12. What is the standard directory for file sharing with vsFTP?
ServerAdmin
var/ftp/pub
rpm -V zip
resize2fs
13. what port needs to be open to access ftp?
telnetd : .crack.org : twist /bin/echo Sorry %c - access denied (http://books24x7.com/viewer.asp?bookid=18196&chunkid=908275044)
ALL EXCEPT in.tftpd : .example.org (http://books24x7.com/viewer.asp?bookid=18196&chunkid=908275044)
iptables -F
port 21
14. How to install apache?
yum install httpd
parted; mklabel k
chcon -R -t httpd_sys_content_t /home/michael/public_html
elinks
15. ______ will show me volume info including vg - size - etc of /dev/rootvg/tmplv
telnetd : .crack.org : twist /bin/echo Sorry %c - access denied (http://books24x7.com/viewer.asp?bookid=18196&chunkid=908275044)
lvdisplay -D /dev/rootvg/tmplv
yum install httpd
fdisk
16. You can use the ____ tool after installation to add any package groups that you missed.
filesystem type is not ext2 or ext3
resize2fs /dev/myvg/homevol
pirut
NameVirtualHost
17. 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
telnetd : .crack.org : twist /bin/echo Sorry %c - access denied (http://books24x7.com/viewer.asp?bookid=18196&chunkid=908275044)
AllowOverride
rpm -V
yum -y update
18. ____ can expand and shrink ext2 and ext3 file systems
resize2fs
iptables -F
chkconfig --list httpd
yum install httpd
19. The most straightforward way to make sure Apache starts in bootlevels 3 and 5
filesystem type is not ext2 or ext3
rpm -V zip
ssh
chkconfig --level 35 httpd on
20. Use grep to count how many repositories have been configured in the file server1.repo
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
21. rpm ____ [name of package] to verify the package - once you have manually imported the key
showmount -e
/etc/vsftpd
service vsftpd status
-K
22. For http - if you implement 'UserDir public_html' - you need to also ____ /home/michael if you want /home/michael/public_html accessible
resize2fs
(rpm -q)p file (for rpmfile name)
chmod 701
tune2fs
23. To check status of ftp daemon
nfs
-l
-K
service vsftpd status
24. Where is the vsftp pub dir?
ls -Z
yum -y update
ServerName
/var/ftp/pub
25. After you edit /etc/exports - run service ___ stop...
rpm -Va
nfs
ssh
LVM
26. If in doubt about package names - you can find them in the ...
-i
--import file
comps.xml (comps.xml file in the /usr/share/comps/i386 directory - -- or Web Server package group - as documented on the first installation CD in the Server/repodatata/comps-rhel5-server-core.xml file)
chcon -R -t httpd_sys_content_t /home/michael/public_html
27. 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
ErrorLog
/etc/vsftpd
parted; mklabel k
chcon -R -t httpd_sys_content_t /home/michael/public_html
28. ____ configuration is not available via text mode RHEL installation.
e2fsadm
yum install mod_ssl squid
LVM
Yes
29. SELinux must be configured to Allow HTTPD To Read Home Directories. (Alternatively - activate the httpd_enable_homedirs boolean with the __ command.)
chcon -R -u system_u /www/; chcon -R -t httpd_sys_content_t /www/
/media/repodata
dd if=./diskboot.img of=/dev/sdc
setsebool -P htttpd.enable.homedirs 1
30. To install both mod_ssl and squid packages
/etc/init.d/httpd start
yum install mod_ssl squid
dd if=./diskboot.img of=/dev/sdc
yum install httpd
31. Where is the main apache data directory?
chcon -R -t httpd_sys_content_t /home/michael/public_html
Yes
--import file
var/www/html
32. Tthe file that might contain: oldvg - rootvg - etc.
/etc/lvmtab
chkconfig --level 35 httpd on
/media/repodata
/ (root) - /boot and linux swap
33. What command starts the same menu as the text-mode First Boot process?
setup
parted; mklabel k
rpm -V
NameVirtualHost
34. How do you restart the apache web server?
yum install vsftpd
rpm -V
/etc/init.d/httpd restart
/etc/vsftpd
35. httpd ___ shows me what config files were installed when the httpd package was installed
tune2fs
dd if=./diskboot.img of=/dev/sdc
chkconfig --list httpd
rpm -qc
36. 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.
iptables -F
parted; mklabel k
/var/ftp/pub
lvdisplay -D /dev/rootvg/tmplv
37. Create a disk label for the partition table called k
pirut
--import file
port 21
parted; mklabel k
38. How to disable the firewall on the current system?
fdisk
service vsftpd status
-l
iptables -F
39. Perform a simple check of the file system. minor-num is x.
CustomLog
e2fsadm
pirut
parted; check x
40. Virtual Host Configuration: Specifies an IP address for multiple virtual hosts.
NameVirtualHost
/boot
pirut
yum clean all
41. rpm options include rpm -q [package name] or rpm -qf [path/file] or rmp -q____
(rpm -q)p file (for rpmfile name)
rpm -qc
/boot
NameVirtualHost
42. ____ is used to modify file system parameters
pirut
tune2fs
-K
chmod 701
43. The simplest way to install Apache
AllowOverride
/etc/vsftpd
resize2fs
yum install httpd
44. Virtual Host Configuration: Assigns an e-mail address for the specified virtual host.
yum -y update
/etc/vsftpd
fdisk -l
ServerAdmin
45. 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:
ALL EXCEPT in.tftpd : .example.org (http://books24x7.com/viewer.asp?bookid=18196&chunkid=908275044)
htpasswd -c /etc/httpd/webpass e
chmod 701
comps.xml (comps.xml file in the /usr/share/comps/i386 directory - -- or Web Server package group - as documented on the first installation CD in the Server/repodatata/comps-rhel5-server-core.xml file)
46. List sboth the client hostname or IP address and mounted directory in host:dir format. This info should not be considered reliable.
showmount -a
ServerAdmin
parted; mklabel k
yum install httpd
47. output from ____ is: Disk /dev/cciss/c0d0: 36.4 GB - 36414750720 bytes... plus listing of partitions - for each physical drive
fdisk -l
/etc/vsftpd
yum install httpd
setup
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
ServerName
ServerTokens
port 21
NameVirtualHost
49. ___ http://devmon.dev.schwab.com/index.html will make a local copy of the index.html file from devmon
ssh
wget (http://devmon.dev.schwab.com/index.html)
Yes
dd if=./diskboot.img of=/dev/sdc
50. what utility can be used to open port 80?
parted /dev/hda print
chkconfig httpd on
rpm -ivh --replacepkgs xxxx*
system-config-firewall