SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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. 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
2. This line placed in /etc/hosts.deny denies all services except TFTP to computers in the example.org domain
lvextend -L4G /dev/rootvg/tmplv
dd if=./diskboot.img of=/dev/sdc
iptables -F
ALL EXCEPT in.tftpd : .example.org (http://books24x7.com/viewer.asp?bookid=18196&chunkid=908275044)
3. Are SELinux and iptables-based firewalls are enabled by default?
ServerAdmin
tune2fs
-K
Yes
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 ____
rpm -e zip
yum install mod_ssl squid
chmod 705
ServerAdmin
5. Tthe file that might contain: oldvg - rootvg - etc.
showmount -e
setup
/etc/lvmtab
service vsftpd status
6. 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
yum install mod_ssl squid
yum clean all
chcon -R -t httpd_sys_content_t /home/michael/public_html
-K
7. To install both mod_ssl and squid packages
yum install mod_ssl squid
system-config-firewall
ssh
telnetd : ALL EXCEPT 192.168.1.10
8. httpd ___ to update the httpd package - automatically answering yes to all the questions
telnetd : ALL EXCEPT 192.168.1.10
/etc/lvmtab
yum -y update
elinks
9. This line placed in /etc/hosts.deny will mean that only computer allowed to access our Telnet server has an IP address of 192.168.1.10
telnetd : ALL EXCEPT 192.168.1.10
var/ftp/pub
resize2fs
5
10. what utility can be used to open port 80?
system-config-firewall
var/www/html
/etc/init.d/httpd restart
LVM
11. Use parted to display disk geometry for /dev/hda and end up in shell
ssh
service vsftpd status
parted /dev/hda print
--import file
12. Apache supports security by specifying active ports through the Listen and ____ directives.
NameVirtualHost
fdisk -l
dumpe2fs
iptables -F
13. Run the ____ command to find the device associated with the USB key.
chmod 705
fdisk -l
parted /dev/hda print
service vsftpd status
14. rpm ____ [name of package] to verify the package - once you have manually imported the key
chkconfig --level 35 httpd on
-K
var/www/html
CustomLog
15. What command starts the same menu as the text-mode First Boot process?
ServerTokens
rpm -ivh --replacepkgs xxxx*
chmod 705
setup
16. Where is the config dir for vsftpd?
chcon -R -u system_u /www/; chcon -R -t httpd_sys_content_t /www/
/etc/vsftpd
port 21
e2fsadm
17. 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
parted; mklabel k
setsebool -P squid_connect_any 1
/etc/vsftpd
var/ftp/pub
18. 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:
LVM
rpm -e zip
showmount -e
mke2fs
19. What is the standard directory for file sharing with vsFTP?
rpm -qc
fdisk -l
var/ftp/pub
NameVirtualHost
20. What is the first post installation step?
/var/ftp/pub
/etc/squid/
ls -Z
First boot process
21. Where is vsftpd.conf?
/etc/vsftpd
rpm -V
parted /dev/hda print
rpm -V zip
22. Virtual Host Configuration: Specifies an IP address for multiple virtual hosts.
NameVirtualHost
port 21
parted; check x
CustomLog
23. ____ configuration is not available via text mode RHEL installation.
fdisk
LVM
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)
Yes
24. rpm ____ to import the rpm key for integrity checking
DocumentRoot
ServerAdmin
--import file
NameVirtualHost
25. rpm options include rpm -q [package name] or rpm -qf [path/file] or rmp -q____
/media/repodata
(rpm -q)p file (for rpmfile name)
wget (http://devmon.dev.schwab.com/index.html)
htpasswd -c /etc/httpd/webpass e
26. List sboth the client hostname or IP address and mounted directory in host:dir format. This info should not be considered reliable.
chkconfig --list httpd
yum install vsftpd
showmount -a
resize2fs /dev/myvg/homevol
27. 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:
rpm -e zip
htpasswd -c /etc/httpd/webpass e
/etc/init.d/httpd restart
service vsftpd status
28. Perform a simple check of the file system. minor-num is x.
parted; check x
/etc/httpd/conf/
filesystem type is not ext2 or ext3
pirut
29. For http - if you implement 'UserDir public_html' - you need to also ____ /home/michael if you want /home/michael/public_html accessible
-i (do not use -U or -F!)
iptables -F
chcon -R -t httpd_sys_content_t /home/michael/public_html
chmod 701
30. How to start the vsftp service automatically on boot?
ssh
chcon -R -t httpd_sys_content_t /home/michael/public_html
chkconfig vsftpd on
rpm -V
31. When an rpm install fails for xxxx because the same version is already apparently installed - run ____ to just install it all again
rpm -ivh --replacepkgs xxxx*
elinks
chmod 701
-i
32. You can use the ____ tool after installation to add any package groups that you missed.
/etc/init.d/httpd restart
showmount -a
pirut
squid -z
33. pam ___ will tell me if any files in the pam package have changed since it was first installed
NameVirtualHost
rpm -V
yum -y update
-l
34. 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)
e2fsadm
showmount -e
NameVirtualHost
--import file
35. I just finished editing my /etc/yum.repos.d/*repo file and want yum to use the new info - so I run ____
resize2fs
iptables -F
yum clean all
ErrorLog
36. rpm ____ verifies all installed rpms against the rpm database
ErrorLog
parted /dev/hda print
nfs
rpm -Va
37. ______ will show me volume info including vg - size - etc of /dev/rootvg/tmplv
ls -Z
lvdisplay -D /dev/rootvg/tmplv
CustomLog
parted; mklabel k
38. After you edit /etc/exports - run service ___ stop...
ServerAdmin
select (followed by the device name such as /dev/hdb)
nfs
rpm -Va
39. If in doubt about package names - you can find them in the ...
parted; mklabel k
system-config-firewall
fdisk -l
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)
40. 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 ____
rpm -V zip
elinks
NameVirtualHost
NameVirtualHost
41. ____ can expand and shrink ext2 and ext3 file systems
-i
resize2fs
var/www/html
htpasswd -c /etc/httpd/webpass e
42. How to start the vsftp service?
/etc/init.d/vsftpd start
fdisk -l
resize2fs
rpm -e zip
43. Where is the vsftp pub dir?
chkconfig vsftpd on
/var/ftp/pub
yum clean all
yum install httpd
44. How to start apache service?
ssh
/etc/vsftpd
ErrorLog
/etc/init.d/httpd start
45. Virtual Host Configuration: Names the URL for the virtual host.
ServerName
lvextend -L4G /dev/rootvg/tmplv
chmod 705
parted; check x
46. Virtual Host Configuration: Creates an error log; the location is based on the DocumentRoot.
ErrorLog
pirut
/ (root) - /boot and linux swap
rpm -Va
47. How do you restart the apache web server?
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)
var/ftp/pub
/etc/init.d/httpd restart
AllowOverride
48. How to make sure apache starts automatically on next reboot?
system-config-firewall
rpm -V
chkconfig httpd on
-i (do not use -U or -F!)
49. 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.
rpm -V zip
rpm -V
ServerName
dumpe2fs
50. How to install vsftpd?
/etc/init.d/vsftpd start
grep '[.*]' server1.repo
yum install vsftpd
ServerAdmin