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. rpm ____ to import the rpm key for integrity checking
select (followed by the device name such as /dev/hdb)
--import file
Yes
/media/repodata
2. If in doubt about package names - you can find them in the ...
/media/repodata
/etc/init.d/vsftpd start
iptables -t nat -A PREROUTING -i eth0 -p tcp --dport 80 -j REDIRECT --to-ports 3128
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)
3. ____ can expand and shrink ext2 and ext3 file systems
5
First boot process
resize2fs
ALL EXCEPT in.tftpd : .example.org (http://books24x7.com/viewer.asp?bookid=18196&chunkid=908275044)
4. 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.
telnetd : .crack.org : twist /bin/echo Sorry %c - access denied (http://books24x7.com/viewer.asp?bookid=18196&chunkid=908275044)
rpm -V
-K
/boot
5. ____ prints superblock and block group information.
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)
rpm -qc
dumpe2fs
iptables -t nat -A PREROUTING -i eth0 -p tcp --dport 80 -j REDIRECT --to-ports 3128
6. rpm ____ verifies the installed zip rpm against the rpm database
rpm -V zip
dd if=./diskboot.img of=/dev/sdc
NameVirtualHost
mke2fs
7. pam ___ will tell me if any files in the pam package have changed since it was first installed
rpm -V
-i (do not use -U or -F!)
ServerTokens
LVM
8. 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 ____
fdisk
LVM
/etc/httpd/conf/
elinks
9. What parts of rhel6 should be installed to separate volumes?
yum install vsftpd
First boot process
/ (root) - /boot and linux swap
telnetd : ALL EXCEPT 192.168.1.10
10. The main Squid configuration file is ____/squid.conf
/etc/init.d/httpd start
/etc/squid/
ServerTokens
chkconfig --list httpd
11. For http - if you implement 'UserDir public_html' - you need to also ____ /home/michael/public_html if you want /home/michael/public_html accessible
chmod 705
NameVirtualHost
grep '[.*]' server1.repo
parted; mklabel k
12. Perform a simple check of the file system. minor-num is x.
chkconfig --list httpd
parted; check x
parted /dev/hda print
iptables
13. Use parted to display disk geometry for /dev/hda and end up in shell
rpm --import /etc/pki(/rpm-gpg/RPM-GPG-KEY-redhat-release)
chkconfig --list httpd
parted /dev/hda print
ServerAdmin
14. ____ is used to modify file system parameters
setup
chkconfig vsftpd on
-K
tune2fs
15. How to install apache?
ls -Z
yum install httpd
var/www/html
wget (http://devmon.dev.schwab.com/index.html)
16. This line placed in /etc/hosts.deny denies all services except TFTP to computers in the example.org domain
ErrorLog
mke2fs
chmod 705
ALL EXCEPT in.tftpd : .example.org (http://books24x7.com/viewer.asp?bookid=18196&chunkid=908275044)
17. The simplest way to install Apache
/ (root) - /boot and linux swap
yum install httpd
fdisk -l
AllowOverride
18. To check status of ftp daemon
ServerAdmin
grep '[.*]' server1.repo
service vsftpd status
lvdisplay -D /dev/rootvg/tmplv
19. To verify integrity of an rpm package - ____/rpm-gpg/RPM-GPG-KEY-redhat-release
resize2fs /dev/myvg/homevol
/etc/vsftpd
showmount -e
rpm --import /etc/pki(/rpm-gpg/RPM-GPG-KEY-redhat-release)
20. Where is the vsftp pub dir?
AllowOverride
First boot process
filesystem type is not ext2 or ext3
/var/ftp/pub
21. 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
chcon -R -t httpd_sys_content_t /home/michael/public_html
var/ftp/pub
NameVirtualHost
setsebool -P htttpd.enable.homedirs 1
22. 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:
chcon -R -u system_u /www/; chcon -R -t httpd_sys_content_t /www/
showmount -e
/etc/vsftpd
ServerTokens
23. rpm ____ [name of package] to verify the package - once you have manually imported the key
fdisk -l
htpasswd -c /etc/httpd/webpass e
-K
iptables
24. Apache supports security by specifying active ports through the Listen and ____ directives.
setsebool -P htttpd.enable.homedirs 1
parted; check x
NameVirtualHost
port 21
25. 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 ____
ErrorLog
rpm -e zip
fdisk
(rpm -q)p file (for rpmfile name)
26. 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
parted; mklabel k
tune2fs
iptables
resize2fs /dev/myvg/homevol
27. output from ____ is: Disk /dev/cciss/c0d0: 36.4 GB - 36414750720 bytes... plus listing of partitions - for each physical drive
/boot
filesystem type is not ext2 or ext3
fdisk -l
showmount -e
28. 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
setsebool -P htttpd.enable.homedirs 1
grep '[.*]' server1.repo
setsebool -P squid_connect_any 1
NameVirtualHost
29. Create a disk label for the partition table called k
service vsftpd status
parted; mklabel k
/etc/init.d/httpd start
LVM
30. _____ will change the size of /dev/rootvg/tmplv to 4 gig
ServerName
iptables -F
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)
lvextend -L4G /dev/rootvg/tmplv
31. Create the basic cache directories in /var/spool/squid with the following command:
parted; mklabel k
/media/repodata
squid -z
ssh
32. Where is the main apache data directory?
chkconfig --list httpd
yum update kernel
DocumentRoot
var/www/html
33. How do you restart the apache web server?
/etc/init.d/httpd restart
ls -Z
First boot process
/etc/httpd/conf/
34. The most straightforward way to make sure Apache starts in bootlevels 3 and 5
mke2fs
showmount -a
chkconfig --level 35 httpd on
service vsftpd status
35. How to install vsftpd?
ssh
ErrorLog
yum -y update
yum install vsftpd
36. Where to find the main apache config file?
-K
rpm -V zip
iptables -t nat -A PREROUTING -i eth0 -p tcp --dport 80 -j REDIRECT --to-ports 3128
/etc/httpd/conf/
37. 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
/etc/vsftpd
telnetd : ALL EXCEPT 192.168.1.10
/etc/vsftpd
DocumentRoot
38. What command starts the same menu as the text-mode First Boot process?
iptables -F
var/ftp/pub
NameVirtualHost
setup
39. Virtual Host Configuration: Names the URL for the virtual host.
system-config-firewall
ServerName
squid -z
chmod 701
40. If you want to add an iptables command to forward TCP port 80 traffic to TCP port 3128 - you would use the following:
var/www/html
ErrorLog
iptables -t nat -A PREROUTING -i eth0 -p tcp --dport 80 -j REDIRECT --to-ports 3128
yum -y update
41. Virtual Host Configuration: Assigns an e-mail address for the specified virtual host.
setup
telnetd : ALL EXCEPT 192.168.1.10
ServerAdmin
yum install httpd
42. Virtual Host Configuration: Creates an error log; the location is based on the DocumentRoot.
rpm --import /etc/pki(/rpm-gpg/RPM-GPG-KEY-redhat-release)
elinks
ErrorLog
yum install httpd
43. 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:
setsebool -P squid_connect_any 1
DocumentRoot
ServerAdmin
htpasswd -c /etc/httpd/webpass e
44. After you edit /etc/exports - run service ___ stop...
grep '[.*]' server1.repo
NameVirtualHost
ServerAdmin
nfs
45. 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
filesystem type is not ext2 or ext3
AllowOverride
setup
ALL EXCEPT in.tftpd : .example.org (http://books24x7.com/viewer.asp?bookid=18196&chunkid=908275044)
46. 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
NameVirtualHost
/etc/squid/
ServerTokens
select (followed by the device name such as /dev/hdb)
47. What is the standard directory for file sharing with vsFTP?
var/ftp/pub
parted; check x
wget (http://devmon.dev.schwab.com/index.html)
ssh
48. rpm ____ verifies all installed rpms against the rpm database
/etc/init.d/vsftpd start
/etc/init.d/httpd start
rpm -Va
setsebool -P htttpd.enable.homedirs 1
49. For http - if you implement 'UserDir public_html' - you need to also ____ /home/michael if you want /home/michael/public_html accessible
port 21
chmod 701
iptables -F
lvdisplay -D /dev/rootvg/tmplv
50. Tthe file that might contain: oldvg - rootvg - etc.
/etc/lvmtab
/boot
/etc/vsftpd
squid -z